android_kernel_motorola_sm6225/net/xdp
Björn Töpel c31ead3c88 xsk: avoid store-tearing when assigning queues
[ Upstream commit 94a997637c5b562fa0ca44fca1d2cd02ec08236f ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-01-27 14:51:10 +01:00
..
Kconfig
Makefile
xdp_umem.c xsk: proper AF_XDP socket teardown ordering 2019-11-24 08:20:32 +01:00
xdp_umem.h
xdp_umem_props.h
xsk.c xsk: avoid store-tearing when assigning queues 2020-01-27 14:51:10 +01:00
xsk_queue.c
xsk_queue.h xsk: Properly terminate assignment in xskq_produce_flush_desc 2019-07-26 09:14:12 +02:00