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e231c6879c
linux/fs/nfs
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Trond Myklebust e231c6879c NFS: Fix a race between mmap() and O_DIRECT 
When locking the file in order to do O_DIRECT on it, we must unmap
any mmapped ranges on the pagecache so that we can flush out the
dirty data.

Fixes: a5864c999d ("NFS: Do not serialise O_DIRECT reads and writes")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: stable@vger.kernel.org # v4.8+
2018-01-28 22:00:15 -05:00
..
blocklayout pnfs/blocklayout: Ensure disk address in block device map 2018-01-25 16:42:35 -05:00
filelayout nfs41: do not return ENOMEM on LAYOUTUNAVAILABLE 2018-01-18 12:51:31 -05:00
flexfilelayout NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
cache_lib.c NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
cache_lib.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
callback_proc.c NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
callback_xdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
callback.c NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
callback.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
client.c nfs: fix a deadlock in nfs client initialization 2017-12-15 14:31:49 -05:00
delegation.c NFSv4: Retry CLOSE and DELEGRETURN on NFS4ERR_OLD_STATEID. 2017-11-17 16:43:47 -05:00
delegation.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
dir.c Rename superblock flags (MS_xyz -> SB_xyz) 2017-11-27 13:05:09 -08:00
direct.c NFS: commit direct writes even if they fail partially 2018-01-16 10:13:23 -05:00
dns_resolve.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
dns_resolve.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
export.c nfs: remove unused label in nfs_encode_fh() 2018-01-16 10:12:49 -05:00
file.c NFS: Revert "NFS: Move the flock open mode check into nfs_flock()" 2017-11-17 16:43:52 -05:00
fscache-index.c fscache: remove unused ->now_uncached callback 2017-09-06 17:27:26 -07:00
fscache.c nfs: define nfs_inc_fscache_stats and using it as possible 2014-11-24 20:08:47 -05:00
fscache.h NFS: Use i_writecount to control whether to get an fscache cookie in nfs_open() 2013-09-27 18:40:25 +01:00
getroot.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
inode.c NFS: Remove a redundant call to unmap_mapping_range() 2018-01-28 09:35:54 -05:00
internal.h Rename superblock flags (MS_xyz -> SB_xyz) 2017-11-27 13:05:09 -08:00
io.c NFS: Fix a race between mmap() and O_DIRECT 2018-01-28 22:00:15 -05:00
iostat.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kconfig pnfs/blocklayout: require 64-bit sector_t 2017-08-11 14:10:13 -04:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
mount_clnt.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
namespace.c NFS: Use ERR_CAST() to avoid cross-structure cast 2017-05-28 10:11:47 -07:00
netns.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs2super.c
nfs2xdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3_fs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3acl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs3client.c NFS: Remove unused authflavour parameter from nfs_get_client() 2016-12-01 17:46:32 -05:00
nfs3proc.c NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
nfs3super.c nfsv3: introduce nfs3_set_ds_client 2015-02-03 11:06:34 -08:00
nfs3xdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs4_fs.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
nfs4client.c nfs: Update server port after referral or migration 2018-01-14 23:06:30 -05:00
nfs4file.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs4getroot.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs4idmap.c NFS: reject request for id_legacy key without auxdata 2018-01-22 10:05:11 -05:00
nfs4idmap.h NFS: Move nfs_idmap.h into fs/nfs/ 2015-04-23 15:16:14 -04:00
nfs4namespace.c nfs: Referrals should use the same proto setting as their parent 2018-01-14 23:06:30 -05:00
nfs4proc.c NFSv4: always set NFS_LOCK_LOST when a lock is lost. 2018-01-14 23:06:29 -05:00
nfs4renewd.c NFSv4: Set the connection timeout to match the lease period 2017-02-09 14:15:16 -05:00
nfs4session.c NFSv4.1: Fix regression in callback retry handling 2016-12-01 17:21:38 -05:00
nfs4session.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs4state.c NFSv4: always set NFS_LOCK_LOST when a lock is lost. 2018-01-14 23:06:29 -05:00
nfs4super.c NFS: Move nfs_idmap.h into fs/nfs/ 2015-04-23 15:16:14 -04:00
nfs4sysctl.c nfs: Do not convert nfs_idmap_cache_timeout to jiffies 2018-01-18 15:10:47 -05:00
nfs4trace.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs4trace.h NFS client updates for Linux 4.15 2017-11-17 14:18:00 -08:00
nfs4xdr.c NFS: Fix nfsstat breakage due to LOOKUPP 2018-01-14 23:06:29 -05:00
nfs42.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs42proc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfs42xdr.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfsroot.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfstrace.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
nfstrace.h nfs: Use proper enum definitions for nfs_show_stable 2018-01-18 15:01:22 -05:00
pagelist.c NFS: remove unused offset arg in nfs_pgio_rpcsetup 2018-01-14 23:06:29 -05:00
pnfs_dev.c pnfs/blocklayout: handle transient devices 2018-01-14 23:06:29 -05:00
pnfs_nfs.c fs, nfs: convert nfs4_pnfs_ds.ds_count from atomic_t to refcount_t 2017-11-17 13:47:59 -05:00
pnfs.c nfs/pnfs: fix nfs_direct_req ref leak when i/o falls back to the mds 2018-01-14 23:06:29 -05:00
pnfs.h pnfs/blocklayout: handle transient devices 2018-01-14 23:06:29 -05:00
proc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
read.c NFS: Add static NFS I/O tracepoints 2017-09-11 22:20:38 -04:00
super.c Rename superblock flags (MS_xyz -> SB_xyz) 2017-11-27 13:05:09 -08:00
symlink.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sysctl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
unlink.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
write.c NFS: Add a cond_resched() to nfs_commit_release_pages() 2018-01-14 23:06:28 -05:00