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94a997637c
linux/net/xdp
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Björn Töpel 94a997637c xsk: avoid store-tearing when assigning queues 
Use WRITE_ONCE when doing the store of tx, rx, fq, and cq, to avoid
potential store-tearing. These members are read outside of the control
mutex in the mmap implementation.

Acked-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Fixes: 37b076933a ("xsk: add missing write- and data-dependency barrier")
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2019-09-05 14:11:52 +02:00
..
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
xdp_umem.c xsk: add support to allow unaligned chunk placement 2019-08-31 01:08:26 +02:00
xdp_umem.h xdp: fix hang while unregistering device bound to xdp socket 2019-07-03 15:10:55 +02:00
xsk_diag.c xsk: add support to allow unaligned chunk placement 2019-08-31 01:08:26 +02:00
xsk_queue.c net: xsk: add a simple buffer reuse queue 2018-09-25 13:13:15 -07:00
xsk_queue.h xsk: add support to allow unaligned chunk placement 2019-08-31 01:08:26 +02:00
xsk.c xsk: avoid store-tearing when assigning queues 2019-09-05 14:11:52 +02:00
xsk.h xsk: add support for need_wakeup flag in AF_XDP rings 2019-08-17 23:07:32 +02:00