AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity
cbda56d5fe
kernel_optimize_test/drivers/nvme
History
Kevin Hao a4f40484e7 nvme-pci: Set the prp2 correctly when using more than 4k page 
In the current code, the nvme is using a fixed 4k PRP entry size,
but if the kernel use a page size which is more than 4k, we should
consider the situation that the bv_offset may be larger than the
dev->ctrl.page_size. Otherwise we may miss setting the prp2 and then
cause the command can't be executed correctly.

Fixes: dff824b2aa ("nvme-pci: optimize mapping of small single segment requests")
Cc: stable@vger.kernel.org
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Hao <haokexin@gmail.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
2019-10-18 23:09:41 +09:00
..
host nvme-pci: Set the prp2 correctly when using more than 4k page 2019-10-18 23:09:41 +09:00
target nvmet-loop: fix possible leakage during error flow 2019-10-15 22:47:28 +09:00
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