https://github.com/torvalds/linux
Revision 6fd2c68da55c552f86e401ebe40c4a619025ef69 authored by Haiyang Zhang on 11 September 2022, 20:40:05 UTC, committed by Jakub Kicinski on 19 September 2022, 23:23:19 UTC
Per GDMA spec, rmb is necessary after checking owner_bits, before
reading EQ or CQ entries.

Add rmb in these two places to comply with the specs.

Cc: stable@vger.kernel.org
Fixes: ca9c54d2d6a5 ("net: mana: Add a driver for Microsoft Azure Network Adapter (MANA)")
Reported-by: Sinan Kaya <Sinan.Kaya@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Dexuan Cui <decui@microsoft.com>
Link: https://lore.kernel.org/r/1662928805-15861-1-git-send-email-haiyangz@microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
1 parent 6fb2dbd
History
Tip revision: 6fd2c68da55c552f86e401ebe40c4a619025ef69 authored by Haiyang Zhang on 11 September 2022, 20:40:05 UTC
net: mana: Add rmb after checking owner bits
Tip revision: 6fd2c68

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