Commit Graph

34338 Commits

Author SHA1 Message Date
Rafael J. Wysocki
d3f2c402e4 Merge branches 'pm-core', 'pm-sleep', 'pm-opp' and 'pm-tools'
Merge PM core changes, updates related to system sleep support,
operating performance points (OPP) changes and power management
utilities changes for 6.4-rc1:

 - Drop unnecessary (void *) conversions from the PM core (Li zeming).

 - Add sysfs files to represent time spent in a platform sleep state
   during suspend-to-idle and make AMD and Intel PMC drivers use them
   (Mario Limonciello).

 - Use of_property_present() for testing DT property presence (Rob
   Herring).

 - Add set_required_opps() callback to the 'struct opp_table', to make
   the code paths cleaner (Viresh Kumar).

 - Update the pm-graph siute of utilities to v5.11 with the following
   changes:
   * New script which allows users to install the latest pm-graph
     from the upstream github repo.
   * Update all the dmesg suspend/resume PM print formats to be able to
     process recent timelines using dmesg only.
   * Add ethtool output to the log for the system's ethernet device if
     ethtool exists.
   * Make the tool more robustly handle events where mangled dmesg or
     ftrace outputs do not include all the requisite data.

 - Make the sleepgraph utility recognize "CPU killed" messages (Xueqin
   Luo).

* pm-core:
  PM: core: Remove unnecessary (void *) conversions

* pm-sleep:
  platform/x86/intel/pmc: core: Report duration of time in HW sleep state
  platform/x86/intel/pmc: core: Always capture counters on suspend
  platform/x86/amd: pmc: Report duration of time in hw sleep state
  PM: Add sysfs files to represent time spent in hardware sleep state

* pm-opp:
  OPP: Move required opps configuration to specialized callback
  OPP: Handle all genpd cases together in _set_required_opps()
  opp: Use of_property_present() for testing DT property presence

* pm-tools:
  PM: tools: sleepgraph: Recognize "CPU killed" messages
  pm-graph: Update to v5.11
2023-04-24 18:37:20 +02:00
Linus Torvalds
829cca4d17 Including fixes from bpf, and bluetooth.
Not all that quiet given spring celebrations, but "current" fixes
 are thinning out, which is encouraging. One outstanding regression
 in the mlx5 driver when using old FW, not blocking but we're pushing
 for a fix.
 
 Current release - new code bugs:
 
  - eth: enetc: workaround for unresponsive pMAC after receiving
    express traffic
 
 Previous releases - regressions:
 
  - rtnetlink: restore RTM_NEW/DELLINK notification behavior,
    keep the pid/seq fields 0 for backward compatibility
 
 Previous releases - always broken:
 
  - sctp: fix a potential overflow in sctp_ifwdtsn_skip
 
  - mptcp:
    - use mptcp_schedule_work instead of open-coding it and make
      the worker check stricter, to avoid scheduling work on closed
      sockets
    - fix NULL pointer dereference on fastopen early fallback
 
  - skbuff: fix memory corruption due to a race between skb coalescing
    and releasing clones confusing page_pool reference counting
 
  - bonding: fix neighbor solicitation validation on backup slaves
 
  - bpf: tcp: use sock_gen_put instead of sock_put in bpf_iter_tcp
 
  - bpf: arm64: fixed a BTI error on returning to patched function
 
  - openvswitch: fix race on port output leading to inf loop
 
  - sfp: initialize sfp->i2c_block_size at sfp allocation to avoid
    returning a different errno than expected
 
  - phy: nxp-c45-tja11xx: unregister PTP, purge queues on remove
 
  - Bluetooth: fix printing errors if LE Connection times out
 
  - Bluetooth: assorted UaF, deadlock and data race fixes
 
  - eth: macb: fix memory corruption in extended buffer descriptor mode
 
 Misc:
 
  - adjust the XDP Rx flow hash API to also include the protocol layers
    over which the hash was computed
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from bpf, and bluetooth.

  Not all that quiet given spring celebrations, but "current" fixes are
  thinning out, which is encouraging. One outstanding regression in the
  mlx5 driver when using old FW, not blocking but we're pushing for a
  fix.

  Current release - new code bugs:

   - eth: enetc: workaround for unresponsive pMAC after receiving
     express traffic

  Previous releases - regressions:

   - rtnetlink: restore RTM_NEW/DELLINK notification behavior, keep the
     pid/seq fields 0 for backward compatibility

  Previous releases - always broken:

   - sctp: fix a potential overflow in sctp_ifwdtsn_skip

   - mptcp:
      - use mptcp_schedule_work instead of open-coding it and make the
        worker check stricter, to avoid scheduling work on closed
        sockets
      - fix NULL pointer dereference on fastopen early fallback

   - skbuff: fix memory corruption due to a race between skb coalescing
     and releasing clones confusing page_pool reference counting

   - bonding: fix neighbor solicitation validation on backup slaves

   - bpf: tcp: use sock_gen_put instead of sock_put in bpf_iter_tcp

   - bpf: arm64: fixed a BTI error on returning to patched function

   - openvswitch: fix race on port output leading to inf loop

   - sfp: initialize sfp->i2c_block_size at sfp allocation to avoid
     returning a different errno than expected

   - phy: nxp-c45-tja11xx: unregister PTP, purge queues on remove

   - Bluetooth: fix printing errors if LE Connection times out

   - Bluetooth: assorted UaF, deadlock and data race fixes

   - eth: macb: fix memory corruption in extended buffer descriptor mode

  Misc:

   - adjust the XDP Rx flow hash API to also include the protocol layers
     over which the hash was computed"

* tag 'net-6.3-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (50 commits)
  selftests/bpf: Adjust bpf_xdp_metadata_rx_hash for new arg
  mlx4: bpf_xdp_metadata_rx_hash add xdp rss hash type
  veth: bpf_xdp_metadata_rx_hash add xdp rss hash type
  mlx5: bpf_xdp_metadata_rx_hash add xdp rss hash type
  xdp: rss hash types representation
  selftests/bpf: xdp_hw_metadata remove bpf_printk and add counters
  skbuff: Fix a race between coalescing and releasing SKBs
  net: macb: fix a memory corruption in extended buffer descriptor mode
  selftests: add the missing CONFIG_IP_SCTP in net config
  udp6: fix potential access to stale information
  selftests: openvswitch: adjust datapath NL message declaration
  selftests: mptcp: userspace pm: uniform verify events
  mptcp: fix NULL pointer dereference on fastopen early fallback
  mptcp: stricter state check in mptcp_worker
  mptcp: use mptcp_schedule_work instead of open-coding it
  net: enetc: workaround for unresponsive pMAC after receiving express traffic
  sctp: fix a potential overflow in sctp_ifwdtsn_skip
  net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()
  rtnetlink: Restore RTM_NEW/DELLINK notification behavior
  net: ti/cpsw: Add explicit platform_device.h and of_platform.h includes
  ...
2023-04-13 15:33:04 -07:00
Jesper Dangaard Brouer
0f26b74e7d selftests/bpf: Adjust bpf_xdp_metadata_rx_hash for new arg
Update BPF selftests to use the new RSS type argument for kfunc
bpf_xdp_metadata_rx_hash.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>
Acked-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/r/168132894068.340624.8914711185697163690.stgit@firesoul
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-04-13 11:15:11 -07:00
Jesper Dangaard Brouer
e8163b98d9 selftests/bpf: xdp_hw_metadata remove bpf_printk and add counters
The tool xdp_hw_metadata can be used by driver developers
implementing XDP-hints metadata kfuncs.

Remove all bpf_printk calls, as the tool already transfers all the
XDP-hints related information via metadata area to AF_XDP
userspace process.

Add counters for providing remaining information about failure and
skipped packet events.

Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/r/168132891533.340624.7313781245316405141.stgit@firesoul
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-04-13 11:15:10 -07:00
Xin Long
3a0385be13 selftests: add the missing CONFIG_IP_SCTP in net config
The selftest sctp_vrf needs CONFIG_IP_SCTP set in config
when building the kernel, so add it.

Fixes: a61bd7b9fe ("selftests: add a selftest for sctp vrf")
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Reviewed-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
Link: https://lore.kernel.org/r/61dddebc4d2dd98fe7fb145e24d4b2430e42b572.1681312386.git.lucien.xin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-13 10:04:55 -07:00
Aaron Conole
306dc21361 selftests: openvswitch: adjust datapath NL message declaration
The netlink message for creating a new datapath takes an array
of ports for the PID creation.  This shouldn't cause much issue
but correct it for future cases where we need to do decode of
datapath information that could include the per-cpu PID map.

Fixes: 25f16c873f ("selftests: add openvswitch selftest suite")
Signed-off-by: Aaron Conole <aconole@redhat.com>
Link: https://lore.kernel.org/r/20230412115828.3991806-1-aconole@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-13 10:01:23 -07:00
Matthieu Baerts
711ae788cb selftests: mptcp: userspace pm: uniform verify events
Simply adding a "sleep" before checking something is usually not a good
idea because the time that has been picked can not be enough or too
much. The best is to wait for events with a timeout.

In this selftest, 'sleep 0.5' is used more than 40 times. It is always
used before calling a 'verify_*' function except for this
verify_listener_events which has been added later.

At the end, using all these 'sleep 0.5' seems to work: the slow CIs
don't complain so far. Also because it doesn't take too much time, we
can just add two more 'sleep 0.5' to uniform what is done before calling
a 'verify_*' function. For the same reasons, we can also delay a bigger
refactoring to replace all these 'sleep 0.5' by functions waiting for
events instead of waiting for a fix time and hope for the best.

Fixes: 6c73008aa3 ("selftests: mptcp: listener test for userspace PM")
Cc: stable@vger.kernel.org
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-13 09:58:55 -07:00
Linus Torvalds
dfc1915448 virtio: last minute fixes
Some last minute fixes - most of them for regressions.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

Pull virtio fixes from Michael Tsirkin:
 "Some last minute fixes - most of them for regressions"

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost:
  vdpa_sim_net: complete the initialization before register the device
  vdpa/mlx5: Add and remove debugfs in setup/teardown driver
  tools/virtio: fix typo in README instructions
  vhost-scsi: Fix crash during LUN unmapping
  vhost-scsi: Fix vhost_scsi struct use after free
  virtio-blk: fix ZBD probe in kernels without ZBD support
  virtio-blk: fix to match virtio spec
2023-04-10 13:35:54 -07:00
Linus Torvalds
6fda0bb806 28 hotfixes.
23 are cc:stable and the other 5 address issues which were introduced
 during this merge cycle.
 
 20 are for MM and the remainder are for other subsystems.
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Merge tag 'mm-hotfixes-stable-2023-04-07-16-23' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull MM fixes from Andrew Morton:
 "28 hotfixes.

  23 are cc:stable and the other five address issues which were
  introduced during this merge cycle.

  20 are for MM and the remainder are for other subsystems"

* tag 'mm-hotfixes-stable-2023-04-07-16-23' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (28 commits)
  maple_tree: fix a potential concurrency bug in RCU mode
  maple_tree: fix get wrong data_end in mtree_lookup_walk()
  mm/swap: fix swap_info_struct race between swapoff and get_swap_pages()
  nilfs2: fix sysfs interface lifetime
  mm: take a page reference when removing device exclusive entries
  mm: vmalloc: avoid warn_alloc noise caused by fatal signal
  nilfs2: initialize "struct nilfs_binfo_dat"->bi_pad field
  nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()
  zsmalloc: document freeable stats
  zsmalloc: document new fullness grouping
  fsdax: force clear dirty mark if CoW
  mm/hugetlb: fix uffd wr-protection for CoW optimization path
  mm: enable maple tree RCU mode by default
  maple_tree: add RCU lock checking to rcu callback functions
  maple_tree: add smp_rmb() to dead node detection
  maple_tree: fix write memory barrier of nodes once dead for RCU mode
  maple_tree: remove extra smp_wmb() from mas_dead_leaves()
  maple_tree: fix freeing of nodes in rcu mode
  maple_tree: detect dead nodes in mas_start()
  maple_tree: be more cautious about dead nodes
  ...
2023-04-08 10:51:12 -07:00
Jakub Kicinski
029294d019 bpf-for-netdev
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Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Daniel Borkmann says:

====================
pull-request: bpf 2023-04-08

We've added 4 non-merge commits during the last 11 day(s) which contain
a total of 5 files changed, 39 insertions(+), 6 deletions(-).

The main changes are:

1) Fix BPF TCP socket iterator to use correct helper for dropping
   socket's refcount, that is, sock_gen_put instead of sock_put,
   from Martin KaFai Lau.

2) Fix a BTI exception splat in BPF trampoline-generated code on arm64,
   from Xu Kuohai.

3) Fix a LongArch JIT error from missing BPF_NOSPEC no-op, from George Guo.

4) Fix dynamic XDP feature detection of veth in xdp_redirect selftest,
   from Lorenzo Bianconi.

* tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  selftests/bpf: fix xdp_redirect xdp-features selftest for veth driver
  bpf, arm64: Fixed a BTI error on returning to patched function
  LoongArch, bpf: Fix jit to skip speculation barrier opcode
  bpf: tcp: Use sock_gen_put instead of sock_put in bpf_iter_tcp
====================

Link: https://lore.kernel.org/r/20230407224642.30906-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-07 18:23:37 -07:00
Hangbin Liu
2e825f8acc selftests: bonding: add arp validate test
This patch add bonding arp validate tests with mode active backup,
monitor arp_ip_target and ns_ip6_target. It also checks mii_status
to make sure all slaves are UP.

Acked-by: Jonathan Toppins <jtoppins@redhat.com>
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-04-07 08:47:20 +01:00
Hangbin Liu
481b56e039 selftests: bonding: re-format bond option tests
To improve the testing process for bond options, A new bond topology lib
is added to our testing setup. The current option_prio.sh file will be
renamed to bond_options.sh so that all bonding options can be tested here.
Specifically, for priority testing, we will run all tests using modes
1, 5, and 6. These changes will help us streamline the testing process
and ensure that our bond options are rigorously evaluated.

Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Acked-by: Jonathan Toppins <jtoppins@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-04-07 08:47:20 +01:00
Linus Torvalds
f2afccfefe Including fixes from wireless and can.
Current release - regressions:
 
  - wifi: mac80211:
    - fix potential null pointer dereference
    - fix receiving mesh packets in forwarding=0 networks
    - fix mesh forwarding
 
 Current release - new code bugs:
 
    - virtio/vsock: fix leaks due to missing skb owner
 
 Previous releases - regressions:
 
   - raw: fix NULL deref in raw_get_next().
 
   - sctp: check send stream number after wait_for_sndbuf
 
   - qrtr:
     - fix a refcount bug in qrtr_recvmsg()
     - do not do DEL_SERVER broadcast after DEL_CLIENT
 
   - wifi: brcmfmac: fix SDIO suspend/resume regression
 
   - wifi: mt76: fix use-after-free in fw features query.
 
   - can: fix race between isotp_sendsmg() and isotp_release()
 
   - eth: mtk_eth_soc: fix remaining throughput regression
 
    -eth: ice: reset FDIR counter in FDIR init stage
 
 Previous releases - always broken:
 
   - core: don't let netpoll invoke NAPI if in xmit context
 
   - icmp: guard against too small mtu
 
   - ipv6: fix an uninit variable access bug in __ip6_make_skb()
 
   - wifi: mac80211: fix the size calculation of ieee80211_ie_len_eht_cap()
 
   - can: fix poll() to not report false EPOLLOUT events
 
   - eth: gve: secure enough bytes in the first TX desc for all TCP pkts
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from wireless and can.

  Current release - regressions:

   - wifi: mac80211:
      - fix potential null pointer dereference
      - fix receiving mesh packets in forwarding=0 networks
      - fix mesh forwarding

  Current release - new code bugs:

   - virtio/vsock: fix leaks due to missing skb owner

  Previous releases - regressions:

   - raw: fix NULL deref in raw_get_next().

   - sctp: check send stream number after wait_for_sndbuf

   - qrtr:
      - fix a refcount bug in qrtr_recvmsg()
      - do not do DEL_SERVER broadcast after DEL_CLIENT

   - wifi: brcmfmac: fix SDIO suspend/resume regression

   - wifi: mt76: fix use-after-free in fw features query.

   - can: fix race between isotp_sendsmg() and isotp_release()

   - eth: mtk_eth_soc: fix remaining throughput regression

   - eth: ice: reset FDIR counter in FDIR init stage

  Previous releases - always broken:

   - core: don't let netpoll invoke NAPI if in xmit context

   - icmp: guard against too small mtu

   - ipv6: fix an uninit variable access bug in __ip6_make_skb()

   - wifi: mac80211: fix the size calculation of
     ieee80211_ie_len_eht_cap()

   - can: fix poll() to not report false EPOLLOUT events

   - eth: gve: secure enough bytes in the first TX desc for all TCP
     pkts"

* tag 'net-6.3-rc6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (47 commits)
  net: stmmac: check fwnode for phy device before scanning for phy
  net: stmmac: Add queue reset into stmmac_xdp_open() function
  selftests: net: rps_default_mask.sh: delete veth link specifically
  net: fec: make use of MDIO C45 quirk
  can: isotp: fix race between isotp_sendsmg() and isotp_release()
  can: isotp: isotp_ops: fix poll() to not report false EPOLLOUT events
  can: isotp: isotp_recvmsg(): use sock_recv_cmsgs() to get SOCK_RXQ_OVFL infos
  can: j1939: j1939_tp_tx_dat_new(): fix out-of-bounds memory access
  gve: Secure enough bytes in the first TX desc for all TCP pkts
  netlink: annotate lockless accesses to nlk->max_recvmsg_len
  ethtool: reset #lanes when lanes is omitted
  ping: Fix potentail NULL deref for /proc/net/icmp.
  raw: Fix NULL deref in raw_get_next().
  ice: Reset FDIR counter in FDIR init stage
  ice: fix wrong fallback logic for FDIR
  net: stmmac: fix up RX flow hash indirection table when setting channels
  net: ethernet: ti: am65-cpsw: Fix mdio cleanup in probe
  wifi: mt76: ignore key disable commands
  wifi: ath11k: reduce the MHI timeout to 20s
  ipv6: Fix an uninit variable access bug in __ip6_make_skb()
  ...
2023-04-06 11:39:07 -07:00
Linus Torvalds
8f2e1a855b linux-kselftest-fixes-6.3-rc6
This Kselftest fixes update for Linux 6.3-rc6 consists of one single
 fix to mount_setattr_test build failure.
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Merge tag 'linux-kselftest-fixes-6.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull Kselftest fixes from Shuah Khan:
 "One single fix to mount_setattr_test build failure"

* tag 'linux-kselftest-fixes-6.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests mount: Fix mount_setattr_test builds failed
2023-04-06 11:34:18 -07:00
Lorenzo Bianconi
919e659ed1 selftests/bpf: fix xdp_redirect xdp-features selftest for veth driver
xdp-features supported by veth driver are no more static, but they
depends on veth configuration (e.g. if GRO is enabled/disabled or
TX/RX queue configuration). Take it into account in xdp_redirect
xdp-features selftest for veth driver.

Fixes: fccca038f3 ("veth: take into account device reconfiguration for xdp_features flag")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/bc35455cfbb1d4f7f52536955ded81ad47d8dc54.1680777371.git.lorenzo@kernel.org
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2023-04-06 09:35:09 -07:00
Hangbin Liu
38e058cc7d selftests: net: rps_default_mask.sh: delete veth link specifically
When deleting the netns and recreating a new one while re-adding the
veth interface, there is a small window of time during which the old
veth interface has not yet been removed. This can cause the new addition
to fail. To resolve this issue, we can either wait for a short while to
ensure that the old veth interface is deleted, or we can specifically
remove the veth interface.

Before this patch:
  # ./rps_default_mask.sh
  empty rps_default_mask                                      [ ok ]
  changing rps_default_mask dont affect existing devices      [ ok ]
  changing rps_default_mask dont affect existing netns        [ ok ]
  changing rps_default_mask affect newly created devices      [ ok ]
  changing rps_default_mask don't affect newly child netns[II][ ok ]
  rps_default_mask is 0 by default in child netns             [ ok ]
  RTNETLINK answers: File exists
  changing rps_default_mask in child ns don't affect the main one[ ok ]
  cat: /sys/class/net/vethC11an1/queues/rx-0/rps_cpus: No such file or directory
  changing rps_default_mask in child ns affects new childns devices./rps_default_mask.sh: line 36: [: -eq: unary operator expected
  [fail] expected 1 found
  changing rps_default_mask in child ns don't affect existing devices[ ok ]

After this patch:
  # ./rps_default_mask.sh
  empty rps_default_mask                                      [ ok ]
  changing rps_default_mask dont affect existing devices      [ ok ]
  changing rps_default_mask dont affect existing netns        [ ok ]
  changing rps_default_mask affect newly created devices      [ ok ]
  changing rps_default_mask don't affect newly child netns[II][ ok ]
  rps_default_mask is 0 by default in child netns             [ ok ]
  changing rps_default_mask in child ns don't affect the main one[ ok ]
  changing rps_default_mask in child ns affects new childns devices[ ok ]
  changing rps_default_mask in child ns don't affect existing devices[ ok ]

Fixes: 3a7d84eae0 ("self-tests: more rps self tests")
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Acked-by: Paolo Abeni <pabeni@redhat.com>
Link: https://lore.kernel.org/r/20230404072411.879476-1-liuhangbin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-04-05 18:59:32 -07:00
Liam R. Howlett
c13af03de4 maple_tree: fix write memory barrier of nodes once dead for RCU mode
During the development of the maple tree, the strategy of freeing multiple
nodes changed and, in the process, the pivots were reused to store
pointers to dead nodes.  To ensure the readers see accurate pivots, the
writers need to mark the nodes as dead and call smp_wmb() to ensure any
readers can identify the node as dead before using the pivot values.

There were two places where the old method of marking the node as dead
without smp_wmb() were being used, which resulted in RCU readers seeing
the wrong pivot value before seeing the node was dead.  Fix this race
condition by using mte_set_node_dead() which has the smp_wmb() call to
ensure the race is closed.

Add a WARN_ON() to the ma_free_rcu() call to ensure all nodes being freed
are marked as dead to ensure there are no other call paths besides the two
updated paths.

This is necessary for the RCU mode of the maple tree.

Link: https://lkml.kernel.org/r/20230227173632.3292573-6-surenb@google.com
Fixes: 54a611b605 ("Maple Tree: add new data structure")
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-04-05 18:06:21 -07:00
Ross Zwisler
9513c55ce3 tools/virtio: fix typo in README instructions
We need to have a unique chardev for each data path, else the chardevs
will collide and qemu will die with this message:

  qemu-system-x86_64: -device
  virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel0,
  id=channel1,name=trace-path-cpu0:
  Property 'virtserialport.chardev' can't take value 'charchannel0':
  Device 'charchannel0' is in use

Signed-off-by: Ross Zwisler <zwisler@google.com>
Message-Id: <20230215223350.2658616-7-zwisler@google.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-04-04 11:01:58 -04:00
Anh Tuan Phan
f1594bc676 selftests mount: Fix mount_setattr_test builds failed
When compiling selftests with target mount_setattr I encountered some errors with the below messages:
mount_setattr_test.c: In function ‘mount_setattr_thread’:
mount_setattr_test.c:343:16: error: variable ‘attr’ has initializer but incomplete type
  343 |         struct mount_attr attr = {
      |                ^~~~~~~~~~

These errors might be because of linux/mount.h is not included. This patch resolves that issue.

Signed-off-by: Anh Tuan Phan <tuananhlfc@gmail.com>
Acked-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2023-03-31 09:18:45 -06:00
Linus Torvalds
b2bc47e9b2 Including fixes from CAN and WPAN.
Current release - regressions:
 
  - phy: micrel: correct KSZ9131RNX EEE capabilities and advertisement
 
 Current release - new code bugs:
 
  - eth: wangxun: fix vector length of interrupt cause
 
  - vsock/loopback: consistently protect the packet queue with
    sk_buff_head.lock
 
  - virtio/vsock: fix header length on skb merging
 
  - wpan: ca8210: fix unsigned mac_len comparison with zero
 
 Previous releases - regressions:
 
  - eth: stmmac: don't reject VLANs when IFF_PROMISC is set
 
  - eth: smsc911x: avoid PHY being resumed when interface is not up
 
  - eth: mtk_eth_soc: fix tx throughput regression with direct 1G links
 
  - eth: bnx2x: use the right build_skb() helper after core rework
 
  - wwan: iosm: fix 7560 modem crash on use on unsupported channel
 
 Previous releases - always broken:
 
  - eth: sfc: don't overwrite offload features at NIC reset
 
  - eth: r8169: fix RTL8168H and RTL8107E rx crc error
 
  - can: j1939: prevent deadlock by moving j1939_sk_errqueue()
 
  - virt: vmxnet3: use GRO callback when UPT is enabled
 
  - virt: xen: don't do grant copy across page boundary
 
  - phy: dp83869: fix default value for tx-/rx-internal-delay
 
  - dsa: ksz8: fix multiple issues with ksz8_fdb_dump
 
  - eth: mvpp2: fix classification/RSS of VLAN and fragmented packets
 
  - eth: mtk_eth_soc: fix flow block refcounting logic
 
 Misc:
 
  - constify fwnode pointers in SFP handling
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from CAN and WPAN.

  Still quite a few bugs from this release. This pull is a bit smaller
  because major subtrees went into the previous one. Or maybe people
  took spring break off?

  Current release - regressions:

   - phy: micrel: correct KSZ9131RNX EEE capabilities and advertisement

  Current release - new code bugs:

   - eth: wangxun: fix vector length of interrupt cause

   - vsock/loopback: consistently protect the packet queue with
     sk_buff_head.lock

   - virtio/vsock: fix header length on skb merging

   - wpan: ca8210: fix unsigned mac_len comparison with zero

  Previous releases - regressions:

   - eth: stmmac: don't reject VLANs when IFF_PROMISC is set

   - eth: smsc911x: avoid PHY being resumed when interface is not up

   - eth: mtk_eth_soc: fix tx throughput regression with direct 1G links

   - eth: bnx2x: use the right build_skb() helper after core rework

   - wwan: iosm: fix 7560 modem crash on use on unsupported channel

  Previous releases - always broken:

   - eth: sfc: don't overwrite offload features at NIC reset

   - eth: r8169: fix RTL8168H and RTL8107E rx crc error

   - can: j1939: prevent deadlock by moving j1939_sk_errqueue()

   - virt: vmxnet3: use GRO callback when UPT is enabled

   - virt: xen: don't do grant copy across page boundary

   - phy: dp83869: fix default value for tx-/rx-internal-delay

   - dsa: ksz8: fix multiple issues with ksz8_fdb_dump

   - eth: mvpp2: fix classification/RSS of VLAN and fragmented packets

   - eth: mtk_eth_soc: fix flow block refcounting logic

  Misc:

   - constify fwnode pointers in SFP handling"

* tag 'net-6.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (55 commits)
  net: ethernet: mtk_eth_soc: add missing ppe cache flush when deleting a flow
  net: ethernet: mtk_eth_soc: fix L2 offloading with DSA untag offload
  net: ethernet: mtk_eth_soc: fix flow block refcounting logic
  net: mvneta: fix potential double-frees in mvneta_txq_sw_deinit()
  net: dsa: sync unicast and multicast addresses for VLAN filters too
  net: dsa: mv88e6xxx: Enable IGMP snooping on user ports only
  xen/netback: use same error messages for same errors
  test/vsock: new skbuff appending test
  virtio/vsock: WARN_ONCE() for invalid state of socket
  virtio/vsock: fix header length on skb merging
  bnxt_en: Add missing 200G link speed reporting
  bnxt_en: Fix typo in PCI id to device description string mapping
  bnxt_en: Fix reporting of test result in ethtool selftest
  i40e: fix registers dump after run ethtool adapter self test
  bnx2x: use the right build_skb() helper
  net: ipa: compute DMA pool size properly
  net: wwan: iosm: fixes 7560 modem crash
  net: ethernet: mtk_eth_soc: fix tx throughput regression with direct 1G links
  ice: fix invalid check for empty list in ice_sched_assoc_vsi_to_agg()
  ice: add profile conflict check for AVF FDIR
  ...
2023-03-30 14:05:21 -07:00
Arseniy Krasnov
25209a3209 test/vsock: new skbuff appending test
This adds test which checks case when data of newly received skbuff is
appended to the last skbuff in the socket's queue. It looks like simple
test with 'send()' and 'recv()', but internally it triggers logic which
appends one received skbuff to another. Test checks that this feature
works correctly.

This test is actual only for virtio transport.

Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-03-30 10:47:48 +02:00
Linus Torvalds
756c1a0593 linux-kselftest-fixes-6.3-rc5
This Kselftest fixes update for Linux 6.3-rc5 consists of one single
 fix for sigaltstack test -Wuninitialized warning found when building
 with clang.
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Merge tag 'linux-kselftest-fixes-6.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull Kselftest fixes from Shuah Khan:
 "One single fix for sigaltstack test -Wuninitialized warning found when
  building with clang"

* tag 'linux-kselftest-fixes-6.3-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests: sigaltstack: fix -Wuninitialized
2023-03-28 13:14:47 -07:00
Xueqin Luo
34ea427e01 PM: tools: sleepgraph: Recognize "CPU killed" messages
On the arm64 platform with PSCI, the core log of CPU offline is as
follows:

[  100.431501] CPU1: shutdown
[  100.454820] psci: CPU1 killed (polled 20 ms)
[  100.459266] CPU2: shutdown
[  100.482575] psci: CPU2 killed (polled 20 ms)
[  100.486057] CPU3: shutdown
[  100.513974] psci: CPU3 killed (polled 28 ms)
[  100.518068] CPU4: shutdown
[  100.541481] psci: CPU4 killed (polled 24 ms)

Prevent sleepgraph from mistakenly treating the "CPU up" message as part
of the suspend flow (because it should be regarded as part of the resume
flow) by making it recognize the "CPU* killed" messages above.

Signed-off-by: Xueqin Luo <luoxueqin@kylinos.cn>
[ rjw: Subject and changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-03-27 19:24:08 +02:00
Todd Brandt
0417552730 pm-graph: Update to v5.11
install_latest_from_github.sh:
 - Added a new script which allows users to install the latest pm-graph
   from the upstream github repo. This is useful if the kernel source
   version has issues that have already been fixed in github.

sleepgraph.py:
 - Updated all the dmesg suspend/resume PM print formats to be able to
   process recent timelines using dmesg only.

 - Added ethtool output to the log for the system's ethernet device id the
   ethtool exists. This helps in debugging network issues.

 - Made the tool more robustly handle events where mangled dmesg or ftrace
   outputs do not include all the requisite data. The tool fails gracefully
   instead of creating a garbled timeline.

Signed-off-by: Todd Brandt <todd.e.brandt@intel.com>
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2023-03-27 19:19:14 +02:00
Linus Torvalds
986c63741d - Add a AMX ptrace self test
- Prevent a false-positive warning when retrieving the (invalid) address of
   dynamic FPU features in their init state which are not saved in
   init_fpstate at all
 
 - Randomize per-CPU entry areas only when KASLR is enabled
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Merge tag 'x86_urgent_for_v6.3_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Borislav Petkov:

 - Add a AMX ptrace self test

 - Prevent a false-positive warning when retrieving the (invalid)
   address of dynamic FPU features in their init state which are not
   saved in init_fpstate at all

 - Randomize per-CPU entry areas only when KASLR is enabled

* tag 'x86_urgent_for_v6.3_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  selftests/x86/amx: Add a ptrace test
  x86/fpu/xstate: Prevent false-positive warning in __copy_xstate_uabi_buf()
  x86/mm: Do not shuffle CPU entry areas without KASLR
2023-03-26 09:01:24 -07:00
Linus Torvalds
65aca32efd 21 hotfixes, 8 of which are cc:stable. 11 are for MM, the remainder are
for other subsystems.
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Merge tag 'mm-hotfixes-stable-2023-03-24-17-09' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull misc fixes from Andrew Morton:
 "21 hotfixes, 8 of which are cc:stable. 11 are for MM, the remainder
  are for other subsystems"

* tag 'mm-hotfixes-stable-2023-03-24-17-09' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (21 commits)
  mm: mmap: remove newline at the end of the trace
  mailmap: add entries for Richard Leitner
  kcsan: avoid passing -g for test
  kfence: avoid passing -g for test
  mm: kfence: fix using kfence_metadata without initialization in show_object()
  lib: dhry: fix unstable smp_processor_id(_) usage
  mailmap: add entry for Enric Balletbo i Serra
  mailmap: map Sai Prakash Ranjan's old address to his current one
  mailmap: map Rajendra Nayak's old address to his current one
  Revert "kasan: drop skip_kasan_poison variable in free_pages_prepare"
  mailmap: add entry for Tobias Klauser
  kasan, powerpc: don't rename memintrinsics if compiler adds prefixes
  mm/ksm: fix race with VMA iteration and mm_struct teardown
  kselftest: vm: fix unused variable warning
  mm: fix error handling for map_deny_write_exec
  mm: deduplicate error handling for map_deny_write_exec
  checksyscalls: ignore fstat to silence build warning on LoongArch
  nilfs2: fix kernel-infoleak in nilfs_ioctl_wrap_copy()
  test_maple_tree: add more testing for mas_empty_area()
  maple_tree: fix mas_skip_node() end slot detection
  ...
2023-03-24 18:06:11 -07:00
Linus Torvalds
608f1b1366 Including fixes from bpf, wifi and bluetooth.
Current release - regressions:
 
  - wifi: mt76: mt7915: add back 160MHz channel width support for MT7915
 
  - libbpf: revert poisoning of strlcpy, it broke uClibc-ng
 
 Current release - new code bugs:
 
  - bpf: improve the coverage of the "allow reads from uninit stack"
    feature to fix verification complexity problems
 
  - eth: am65-cpts: reset PPS genf adj settings on enable
 
 Previous releases - regressions:
 
  - wifi: mac80211: serialize ieee80211_handle_wake_tx_queue()
 
  - wifi: mt76: do not run mt76_unregister_device() on unregistered hw,
    fix null-deref
 
  - Bluetooth: btqcomsmd: fix command timeout after setting BD address
 
  - eth: igb: revert rtnl_lock() that causes a deadlock
 
  - dsa: mscc: ocelot: fix device specific statistics
 
 Previous releases - always broken:
 
  - xsk: add missing overflow check in xdp_umem_reg()
 
  - wifi: mac80211:
    - fix QoS on mesh interfaces
    - fix mesh path discovery based on unicast packets
 
  - Bluetooth:
    - ISO: fix timestamped HCI ISO data packet parsing
    - remove "Power-on" check from Mesh feature
 
  - usbnet: more fixes to drivers trusting packet length
 
  - wifi: iwlwifi: mvm: fix mvmtxq->stopped handling
 
  - Bluetooth: btintel: iterate only bluetooth device ACPI entries
 
  - eth: iavf: fix inverted Rx hash condition leading to disabled hash
 
  - eth: igc: fix the validation logic for taprio's gate list
 
  - dsa: tag_brcm: legacy: fix daisy-chained switches
 
 Misc:
 
  - bpf: adjust insufficient default bpf_jit_limit to account for
    growth of BPF use over the last 5 years
 
  - xdp: bpf_xdp_metadata() use EOPNOTSUPP as unique errno indicating
    no driver support
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from bpf, wifi and bluetooth.

  Current release - regressions:

   - wifi: mt76: mt7915: add back 160MHz channel width support for
     MT7915

   - libbpf: revert poisoning of strlcpy, it broke uClibc-ng

  Current release - new code bugs:

   - bpf: improve the coverage of the "allow reads from uninit stack"
     feature to fix verification complexity problems

   - eth: am65-cpts: reset PPS genf adj settings on enable

  Previous releases - regressions:

   - wifi: mac80211: serialize ieee80211_handle_wake_tx_queue()

   - wifi: mt76: do not run mt76_unregister_device() on unregistered hw,
     fix null-deref

   - Bluetooth: btqcomsmd: fix command timeout after setting BD address

   - eth: igb: revert rtnl_lock() that causes a deadlock

   - dsa: mscc: ocelot: fix device specific statistics

  Previous releases - always broken:

   - xsk: add missing overflow check in xdp_umem_reg()

   - wifi: mac80211:
      - fix QoS on mesh interfaces
      - fix mesh path discovery based on unicast packets

   - Bluetooth:
      - ISO: fix timestamped HCI ISO data packet parsing
      - remove "Power-on" check from Mesh feature

   - usbnet: more fixes to drivers trusting packet length

   - wifi: iwlwifi: mvm: fix mvmtxq->stopped handling

   - Bluetooth: btintel: iterate only bluetooth device ACPI entries

   - eth: iavf: fix inverted Rx hash condition leading to disabled hash

   - eth: igc: fix the validation logic for taprio's gate list

   - dsa: tag_brcm: legacy: fix daisy-chained switches

  Misc:

   - bpf: adjust insufficient default bpf_jit_limit to account for
     growth of BPF use over the last 5 years

   - xdp: bpf_xdp_metadata() use EOPNOTSUPP as unique errno indicating
     no driver support"

* tag 'net-6.3-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (84 commits)
  Bluetooth: HCI: Fix global-out-of-bounds
  Bluetooth: mgmt: Fix MGMT add advmon with RSSI command
  Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work
  Bluetooth: L2CAP: Fix responding with wrong PDU type
  Bluetooth: btqcomsmd: Fix command timeout after setting BD address
  Bluetooth: btinel: Check ACPI handle for NULL before accessing
  net: mdio: thunder: Add missing fwnode_handle_put()
  net: dsa: mt7530: move setting ssc_delta to PHY_INTERFACE_MODE_TRGMII case
  net: dsa: mt7530: move lowering TRGMII driving to mt7530_setup()
  net: dsa: mt7530: move enabling disabling core clock to mt7530_pll_setup()
  net: asix: fix modprobe "sysfs: cannot create duplicate filename"
  gve: Cache link_speed value from device
  tools: ynl: Fix genlmsg header encoding formats
  net: enetc: fix aggregate RMON counters not showing the ranges
  Bluetooth: Remove "Power-on" check from Mesh feature
  Bluetooth: Fix race condition in hci_cmd_sync_clear
  Bluetooth: btintel: Iterate only bluetooth device ACPI entries
  Bluetooth: ISO: fix timestamped HCI ISO data packet parsing
  Bluetooth: btusb: Remove detection of ISO packets over bulk
  Bluetooth: hci_core: Detect if an ACL packet is in fact an ISO packet
  ...
2023-03-24 08:48:12 -07:00
Peter Xu
d035230ec9 kselftest: vm: fix unused variable warning
Remove unused variable from the MDWE test.

[joey.gouly@arm.com: add commit message]
Link: https://lkml.kernel.org/r/20230308190423.46491-4-joey.gouly@arm.com
Fixes: 4cf1fe34fd ("kselftest: vm: add tests for memory-deny-write-execute")
Signed-off-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Alexey Izbyshev <izbyshev@ispras.ru>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: nd <nd@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-03-23 17:18:33 -07:00
Jakub Kicinski
1b4ae19e43 bpf-for-netdev
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Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Daniel Borkmann says:

====================
pull-request: bpf 2023-03-23

We've added 8 non-merge commits during the last 13 day(s) which contain
a total of 21 files changed, 238 insertions(+), 161 deletions(-).

The main changes are:

1) Fix verification issues in some BPF programs due to their stack usage
   patterns, from Eduard Zingerman.

2) Fix to add missing overflow checks in xdp_umem_reg and return an error
   in such case, from Kal Conley.

3) Fix and undo poisoning of strlcpy in libbpf given it broke builds for
   libcs which provided the former like uClibc-ng, from Jesus Sanchez-Palencia.

4) Fix insufficient bpf_jit_limit default to avoid users running into hard
   to debug seccomp BPF errors, from Daniel Borkmann.

5) Fix driver return code when they don't support a bpf_xdp_metadata kfunc
   to make it unambiguous from other errors, from Jesper Dangaard Brouer.

6) Two BPF selftest fixes to address compilation errors from recent changes
   in kernel structures, from Alexei Starovoitov.

* tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  xdp: bpf_xdp_metadata use EOPNOTSUPP for no driver support
  bpf: Adjust insufficient default bpf_jit_limit
  xsk: Add missing overflow check in xdp_umem_reg
  selftests/bpf: Fix progs/test_deny_namespace.c issues.
  selftests/bpf: Fix progs/find_vma_fail1.c build error.
  libbpf: Revert poisoning of strlcpy
  selftests/bpf: Tests for uninitialized stack reads
  bpf: Allow reads from uninit stack
====================

Link: https://lore.kernel.org/r/20230323225221.6082-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-23 16:03:33 -07:00
Donald Hunter
758d29fb3a tools: ynl: Fix genlmsg header encoding formats
The pack strings use 'b' signed char for cmd and version but struct
genlmsghdr defines them as unsigned char. Use 'B' instead.

Fixes: 4e4480e89c ("tools: ynl: move the cli and netlink code around")
Signed-off-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://lore.kernel.org/r/20230319193803.97453-1-donald.hunter@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-22 20:40:04 -07:00
Chang S. Bae
62faca1ca1 selftests/x86/amx: Add a ptrace test
Include a test case to validate the XTILEDATA injection to the target.

Also, it ensures the kernel's ability to copy states between different
XSAVE formats.

Refactor the memcmp() code to be usable for the state validation.

Signed-off-by: Chang S. Bae <chang.seok.bae@intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/all/20230227210504.18520-3-chang.seok.bae%40intel.com
2023-03-22 11:00:49 -07:00
Masami Hiramatsu (Google)
b69245126a bootconfig: Fix testcase to increase max node
Since commit 6c40624930 ("bootconfig: Increase max nodes of bootconfig
from 1024 to 8192 for DCC support") increased the max number of bootconfig
node to 8192, the bootconfig testcase of the max number of nodes fails.
To fix this issue, we can not simply increase the number in the test script
because the test bootconfig file becomes too big (>32KB). To fix that, we
can use a combination of three alphabets (26^3 = 17576). But with that,
we can not express the 8193 (just one exceed from the limitation) because
it also exceeds the max size of bootconfig. So, the first 26 nodes will just
use one alphabet.

With this fix, test-bootconfig.sh passes all tests.

Link: https://lore.kernel.org/all/167888844790.791176.670805252426835131.stgit@devnote2/

Reported-by: Heinz Wiesinger <pprkut@slackware.com>
Link: https://lore.kernel.org/all/2463802.XAFRqVoOGU@amaterasu.liwjatan.org
Fixes: 6c40624930 ("bootconfig: Increase max nodes of bootconfig from 1024 to 8192 for DCC support")
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2023-03-22 01:00:28 +09:00
Nick Desaulniers
05107edc91 selftests: sigaltstack: fix -Wuninitialized
Building sigaltstack with clang via:
$ ARCH=x86 make LLVM=1 -C tools/testing/selftests/sigaltstack/

produces the following warning:
  warning: variable 'sp' is uninitialized when used here [-Wuninitialized]
  if (sp < (unsigned long)sstack ||
      ^~

Clang expects these to be declared at global scope; we've fixed this in
the kernel proper by using the macro `current_stack_pointer`. This is
defined in different headers for different target architectures, so just
create a new header that defines the arch-specific register names for
the stack pointer register, and define it for more targets (at least the
ones that support current_stack_pointer/ARCH_HAS_CURRENT_STACK_POINTER).

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Link: https://lore.kernel.org/lkml/CA+G9fYsi3OOu7yCsMutpzKDnBMAzJBCPimBp86LhGBa0eCnEpA@mail.gmail.com/
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Linux Kernel Functional Testing <lkft@linaro.org>
Tested-by: Anders Roxell <anders.roxell@linaro.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2023-03-20 17:28:31 -06:00
Linus Torvalds
478a351ce0 Including fixes from netfilter, wifi and ipsec.
Current release - regressions:
 
  - phy: mscc: fix deadlock in phy_ethtool_{get,set}_wol()
 
  - virtio: vsock: don't use skbuff state to account credit
 
  - virtio: vsock: don't drop skbuff on copy failure
 
  - virtio_net: fix page_to_skb() miscalculating the memory size
 
 Current release - new code bugs:
 
  - eth: correct xdp_features after device reconfig
 
  - wifi: nl80211: fix the puncturing bitmap policy
 
  - net/mlx5e: flower:
    - fix raw counter initialization
    - fix missing error code
    - fix cloned flow attribute
 
  - ipa:
    - fix some register validity checks
    - fix a surprising number of bad offsets
    - kill FILT_ROUT_CACHE_CFG IPA register
 
 Previous releases - regressions:
 
  - tcp: fix bind() conflict check for dual-stack wildcard address
 
  - veth: fix use after free in XDP_REDIRECT when skb headroom is small
 
  - ipv4: fix incorrect table ID in IOCTL path
 
  - ipvlan: make skb->skb_iif track skb->dev for l3s mode
 
  - mptcp:
   - fix possible deadlock in subflow_error_report
   - fix UaFs when destroying unaccepted and listening sockets
 
  - dsa: mv88e6xxx: fix max_mtu of 1492 on 6165, 6191, 6220, 6250, 6290
 
 Previous releases - always broken:
 
  - tcp: tcp_make_synack() can be called from process context,
    don't assume preemption is disabled when updating stats
 
  - netfilter: correct length for loading protocol registers
 
  - virtio_net: add checking sq is full inside xdp xmit
 
  - bonding: restore IFF_MASTER/SLAVE flags on bond enslave
    Ethertype change
 
  - phy: nxp-c45-tja11xx: fix MII_BASIC_CONFIG_REV bit number
 
  - eth: i40e: fix crash during reboot when adapter is in recovery mode
 
  - eth: ice: avoid deadlock on rtnl lock when auxiliary device
    plug/unplug meets bonding
 
  - dsa: mt7530:
    - remove now incorrect comment regarding port 5
    - set PLL frequency and trgmii only when trgmii is used
 
  - eth: mtk_eth_soc: reset PCS state when changing interface types
 
 Misc:
 
  - ynl: another license adjustment
 
  - move the TCA_EXT_WARN_MSG attribute for tc action
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from netfilter, wifi and ipsec.

  A little more changes than usual, but it's pretty normal for us that
  the rc3/rc4 PRs are oversized as people start testing in earnest.

  Possibly an extra boost from people deploying the 6.1 LTS but that's
  more of an unscientific hunch.

  Current release - regressions:

   - phy: mscc: fix deadlock in phy_ethtool_{get,set}_wol()

   - virtio: vsock: don't use skbuff state to account credit

   - virtio: vsock: don't drop skbuff on copy failure

   - virtio_net: fix page_to_skb() miscalculating the memory size

  Current release - new code bugs:

   - eth: correct xdp_features after device reconfig

   - wifi: nl80211: fix the puncturing bitmap policy

   - net/mlx5e: flower:
      - fix raw counter initialization
      - fix missing error code
      - fix cloned flow attribute

   - ipa:
      - fix some register validity checks
      - fix a surprising number of bad offsets
      - kill FILT_ROUT_CACHE_CFG IPA register

  Previous releases - regressions:

   - tcp: fix bind() conflict check for dual-stack wildcard address

   - veth: fix use after free in XDP_REDIRECT when skb headroom is small

   - ipv4: fix incorrect table ID in IOCTL path

   - ipvlan: make skb->skb_iif track skb->dev for l3s mode

   - mptcp:
      - fix possible deadlock in subflow_error_report
      - fix UaFs when destroying unaccepted and listening sockets

   - dsa: mv88e6xxx: fix max_mtu of 1492 on 6165, 6191, 6220, 6250, 6290

  Previous releases - always broken:

   - tcp: tcp_make_synack() can be called from process context, don't
     assume preemption is disabled when updating stats

   - netfilter: correct length for loading protocol registers

   - virtio_net: add checking sq is full inside xdp xmit

   - bonding: restore IFF_MASTER/SLAVE flags on bond enslave Ethertype
     change

   - phy: nxp-c45-tja11xx: fix MII_BASIC_CONFIG_REV bit number

   - eth: i40e: fix crash during reboot when adapter is in recovery mode

   - eth: ice: avoid deadlock on rtnl lock when auxiliary device
     plug/unplug meets bonding

   - dsa: mt7530:
      - remove now incorrect comment regarding port 5
      - set PLL frequency and trgmii only when trgmii is used

   - eth: mtk_eth_soc: reset PCS state when changing interface types

  Misc:

   - ynl: another license adjustment

   - move the TCA_EXT_WARN_MSG attribute for tc action"

* tag 'net-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (108 commits)
  selftests: bonding: add tests for ether type changes
  bonding: restore bond's IFF_SLAVE flag if a non-eth dev enslave fails
  bonding: restore IFF_MASTER/SLAVE flags on bond enslave ether type change
  net: renesas: rswitch: Fix GWTSDIE register handling
  net: renesas: rswitch: Fix the output value of quote from rswitch_rx()
  ethernet: sun: add check for the mdesc_grab()
  net: ipa: fix some register validity checks
  net: ipa: kill FILT_ROUT_CACHE_CFG IPA register
  net: ipa: add two missing declarations
  net: ipa: reg: include <linux/bug.h>
  net: xdp: don't call notifiers during driver init
  net/sched: act_api: add specific EXT_WARN_MSG for tc action
  Revert "net/sched: act_api: move TCA_EXT_WARN_MSG to the correct hierarchy"
  net: dsa: microchip: fix RGMII delay configuration on KSZ8765/KSZ8794/KSZ8795
  ynl: make the tooling check the license
  ynl: broaden the license even more
  tools: ynl: make definitions optional again
  hsr: ratelimit only when errors are printed
  qed/qed_mng_tlv: correctly zero out ->min instead of ->hour
  selftests: net: devlink_port_split.py: skip test if no suitable device available
  ...
2023-03-17 13:31:16 -07:00
Linus Torvalds
02ef7d39fd Power management fixes for 6.3-rc3
- Fix the psci_pd_init_topology() failure path in the PSCI cpuidle
    driver (Shawn Guo).
 
  - Modify the sleepgraph utility so it does not crash on binary data
    in device names (Todd Brandt).
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Merge tag 'pm-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fixes from Rafael Wysocki:
 "These fix an error code path issue in a cpuidle driver and make the
  sleepgraph utility more robust against unexpected input.

  Specifics:

   - Fix the psci_pd_init_topology() failure path in the PSCI cpuidle
     driver (Shawn Guo)

   - Modify the sleepgraph utility so it does not crash on binary data
     in device names (Todd Brandt)"

* tag 'pm-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  pm-graph: sleepgraph: Avoid crashing on binary data in device names
  cpuidle: psci: Iterate backwards over list in psci_pd_remove()
2023-03-17 11:02:26 -07:00
Linus Torvalds
abb02a8245 ACPI fixes for 6.3-rc3
- Fix ACPI PPTT handling to avoid sleep in the atomic context when it
    is not present (Sudeep Holla).
 
  - Add backlight=native DMI quirk for Dell Vostro 15 3535 to the ACPI
    video driver (Chia-Lin Kao).
 
  - Add ACPI quirks for I2C device enumeration on Lenovo Yoga Book X90
    and Acer Iconia One 7 B1-750 (Hans de Goede).
 
  - Fix handling of invalid command line option values in the ACPI pfrut
    utility (Chen Yu).
 
  - Fix references to I2C device data type in the ACPI documentation for
    device enumeration (Andy Shevchenko).
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Merge tag 'acpi-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI fixes from Rafael Wysocki:
 "These add some new quirks, fix PPTT handling, fix an ACPI utility and
  correct a mistake in the ACPI documentation.

  Specifics:

   - Fix ACPI PPTT handling to avoid sleep in the atomic context when it
     is not present (Sudeep Holla)

   - Add 'backlight=native' DMI quirk for Dell Vostro 15 3535 to the
     ACPI video driver (Chia-Lin Kao)

   - Add ACPI quirks for I2C device enumeration on Lenovo Yoga Book X90
     and Acer Iconia One 7 B1-750 (Hans de Goede)

   - Fix handling of invalid command line option values in the ACPI
     pfrut utility (Chen Yu)

   - Fix references to I2C device data type in the ACPI documentation
     for device enumeration (Andy Shevchenko)"

* tag 'acpi-6.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI: tools: pfrut: Check if the input of level and type is in the right numeric range
  ACPI: PPTT: Fix to avoid sleep in the atomic context when PPTT is absent
  ACPI: x86: Add skip i2c clients quirk for Lenovo Yoga Book X90
  ACPI: x86: Add skip i2c clients quirk for Acer Iconia One 7 B1-750
  ACPI: x86: Introduce an acpi_quirk_skip_gpio_event_handlers() helper
  ACPI: video: Add backlight=native DMI quirk for Dell Vostro 15 3535
  ACPI: docs: enumeration: Correct reference to the I²C device data type
2023-03-17 10:57:09 -07:00
Linus Torvalds
ba9c779190 Merge branch 'turbostat' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Pull turbostat fweaks and fixes from Len Brown:
 "Leprechaun sized fixes and tweaks touching only turbostat.

  'Keeping happy users happy since 2010'"

* 'turbostat' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux:
  tools/power turbostat: version 2023.03.17
  tools/power turbostat: fix decoding of HWP_STATUS
  tools/power turbostat: Introduce support for EMR
  tools/power turbostat: remove stray newlines from warn/warnx strings
  tools/power turbostat: Fix /dev/cpu_dma_latency warnings
  tools/power turbostat: Provide better debug messages for failed capabilities accesses
  tools/power turbostat: update dump of SECONDARY_TURBO_RATIO_LIMIT
2023-03-17 10:51:14 -07:00
Len Brown
de7839ee02 tools/power turbostat: version 2023.03.17
Happy St. Patrick's Day!

Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:36:46 -04:00
Antti Laakso
92c2539358 tools/power turbostat: fix decoding of HWP_STATUS
The "excursion to minimum" information is in bit2
in HWP_STATUS MSR. Fix the bitmask used for
decoding the register.

Signed-off-by: Antti Laakso <antti.laakso@intel.com>
Reviewed-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:36:46 -04:00
Zhang Rui
93cac41507 tools/power turbostat: Introduce support for EMR
Introduce support for EMR.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Reviewed-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Tested-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:36:46 -04:00
Len Brown
6cbfedc7af tools/power turbostat: remove stray newlines from warn/warnx strings
warn(3) terminates strings with newlines

Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:36:34 -04:00
Prarit Bhargava
40aafc7d58 tools/power turbostat: Fix /dev/cpu_dma_latency warnings
When running as non-root the following error is seen in turbostat:

turbostat: fopen /dev/cpu_dma_latency
: Permission denied

turbostat and the man page have information on how to avoid other
permission errors, so these can be fixed the same way.

Provide better /dev/cpu_dma_latency warnings that provide instructions on
how to avoid the error, and update the man page.

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Cc: linux-pm@vger.kernel.org
Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:23:38 -04:00
Prarit Bhargava
9c08581728 tools/power turbostat: Provide better debug messages for failed capabilities accesses
turbostat reports some capabilities access errors and not others.  Provide
the same debug message for all errors.

[lenb: remove extra quotes]

Cc: David Arcari <darcari@redhat.com>
Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 11:16:30 -04:00
Len Brown
884a1f9561 tools/power turbostat: update dump of SECONDARY_TURBO_RATIO_LIMIT
cosmetic only (but useful if you copy/paste)

Signed-off-by: Len Brown <len.brown@intel.com>
2023-03-17 10:59:17 -04:00
Nikolay Aleksandrov
222c94ec0a selftests: bonding: add tests for ether type changes
Add new network selftests for the bonding device which exercise the ether
type changing call paths. They also test for the recent syzbot bug[1] which
causes a warning and results in wrong device flags (IFF_SLAVE missing).
The test adds three bond devices and a nlmon device, enslaves one of the
bond devices to the other and then uses the nlmon device for successful
and unsuccesful enslaves both of which change the bond ether type. Thus
we can test for both MASTER and SLAVE flags at the same time.

If the flags are properly restored we get:
TEST: Change ether type of an enslaved bond device with unsuccessful enslave   [ OK ]
TEST: Change ether type of an enslaved bond device with successful enslave   [ OK ]

[1] https://syzkaller.appspot.com/bug?id=391c7b1f6522182899efba27d891f1743e8eb3ef

Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org>
Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
Acked-by: Jonathan Toppins <jtoppins@redhat.com>
Acked-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-17 07:56:41 +00:00
Jakub Kicinski
cfab77c0b5 ynl: make the tooling check the license
The (only recently documented) expectation is that all specs
are under a certain license, but we don't actually enforce it.
What's worse we then go ahead and assume the license was right,
outputting the expected license into generated files.

Fixes: 37d9df224d ("ynl: re-license uniformly under GPL-2.0 OR BSD-3-Clause")
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-16 21:22:44 -07:00
Jakub Kicinski
4e16b6a748 ynl: broaden the license even more
I relicensed Netlink spec code to GPL-2.0 OR BSD-3-Clause but
we still put a slightly different license on the uAPI header
than the rest of the code. Use the Linux-syscall-note on all
the specs and all generated code. It's moot for kernel code,
but should not hurt. This way the licenses match everywhere.

Cc: Chuck Lever <chuck.lever@oracle.com>
Fixes: 37d9df224d ("ynl: re-license uniformly under GPL-2.0 OR BSD-3-Clause")
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-16 21:20:32 -07:00
Jakub Kicinski
054abb515f tools: ynl: make definitions optional again
definitions are optional, commit in question breaks cli for ethtool.

Fixes: 6517a60b03 ("tools: ynl: move the enum classes to shared code")
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-16 21:20:32 -07:00
Po-Hsu Lin
24994513ad selftests: net: devlink_port_split.py: skip test if no suitable device available
The `devlink -j port show` command output may not contain the "flavour"
key, an example from Ubuntu 22.10 s390x LPAR(5.19.0-37-generic), with
mlx4 driver and iproute2-5.15.0:
  {"port":{"pci/0001:00:00.0/1":{"type":"eth","netdev":"ens301"},
           "pci/0001:00:00.0/2":{"type":"eth","netdev":"ens301d1"},
           "pci/0002:00:00.0/1":{"type":"eth","netdev":"ens317"},
           "pci/0002:00:00.0/2":{"type":"eth","netdev":"ens317d1"}}}

This will cause a KeyError exception.

Create a validate_devlink_output() to check for this "flavour" from
devlink command output to avoid this KeyError exception. Also let
it handle the check for `devlink -j dev show` output in main().

Apart from this, if the test was not started because the max lanes of
the designated device is 0. The script will still return 0 and thus
causing a false-negative test result.

Use a found_max_lanes flag to determine if these tests were skipped
due to this reason and return KSFT_SKIP to make it more clear.

Link: https://bugs.launchpad.net/bugs/1937133
Fixes: f3348a82e7 ("selftests: net: Add port split test")
Signed-off-by: Po-Hsu Lin <po-hsu.lin@canonical.com>
Link: https://lore.kernel.org/r/20230315165353.229590-1-po-hsu.lin@canonical.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-16 17:38:05 -07:00
Linus Torvalds
0ddc84d2dd ARM64:
* Address a rather annoying bug w.r.t. guest timer offsetting.  The
   synchronization of timer offsets between vCPUs was broken, leading to
   inconsistent timer reads within the VM.
 
 x86:
 
 * New tests for the slow path of the EVTCHNOP_send Xen hypercall
 
 * Add missing nVMX consistency checks for CR0 and CR4
 
 * Fix bug that broke AMD GATag on 512 vCPU machines
 
 Selftests:
 
 * Skip hugetlb tests if huge pages are not available
 
 * Sync KVM exit reasons
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "ARM64:

   - Address a rather annoying bug w.r.t. guest timer offsetting. The
     synchronization of timer offsets between vCPUs was broken, leading
     to inconsistent timer reads within the VM.

  x86:

   - New tests for the slow path of the EVTCHNOP_send Xen hypercall

   - Add missing nVMX consistency checks for CR0 and CR4

   - Fix bug that broke AMD GATag on 512 vCPU machines

  Selftests:

   - Skip hugetlb tests if huge pages are not available

   - Sync KVM exit reasons"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: selftests: Sync KVM exit reasons in selftests
  KVM: selftests: Add macro to generate KVM exit reason strings
  KVM: selftests: Print expected and actual exit reason in KVM exit reason assert
  KVM: selftests: Make vCPU exit reason test assertion common
  KVM: selftests: Add EVTCHNOP_send slow path test to xen_shinfo_test
  KVM: selftests: Use enum for test numbers in xen_shinfo_test
  KVM: selftests: Add helpers to make Xen-style VMCALL/VMMCALL hypercalls
  KVM: selftests: Move the guts of kvm_hypercall() to a separate macro
  KVM: SVM: WARN if GATag generation drops VM or vCPU ID information
  KVM: SVM: Modify AVIC GATag to support max number of 512 vCPUs
  KVM: SVM: Fix a benign off-by-one bug in AVIC physical table mask
  selftests: KVM: skip hugetlb tests if huge pages are not available
  KVM: VMX: Use tabs instead of spaces for indentation
  KVM: VMX: Fix indentation coding style issue
  KVM: nVMX: remove unnecessary #ifdef
  KVM: nVMX: add missing consistency checks for CR0 and CR4
  KVM: arm64: timers: Convert per-vcpu virtual offset to a global value
2023-03-16 11:32:12 -07:00