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alistair23-linux/drivers/nvme
Christoph Hellwig d3caf0e494 nvme-pci: use simple suspend when a HMB is enabled
[ Upstream commit b97120b15e ]

While the NVMe specification allows the device to access the host memory
buffer in host DRAM from all power states, hosts will fail access to
DRAM during S3 and similar power states.

Fixes: d916b1be94 ("nvme-pci: use host managed power state for suspend")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-24 17:50:43 +02:00
..
host nvme-pci: use simple suspend when a HMB is enabled 2020-06-24 17:50:43 +02:00
target nvme-fc: Revert "add module to ops template to allow module references" 2020-04-17 10:50:10 +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