iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

nvme: don't warn on block content change effects

Browse Source 
A write or flush IO passthrough command is expected to change the
logical block content, so don't warn on these as no additional handling
is necessary.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch 2019-03-13 18:54:55 +01:00 committed by Jens Axboe
parent d9d53ed3f7
commit 415df90b43
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/nvme/host/core.c
View File

@ -1250,7 +1250,7 @@ static u32 nvme_passthru_start(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
if (ns) {
if (ctrl->effects)
effects = le32_to_cpu(ctrl->effects->iocs[opcode]);
if (effects & ~NVME_CMD_EFFECTS_CSUPP)
if (effects & ~(NVME_CMD_EFFECTS_CSUPP | NVME_CMD_EFFECTS_LBCC))
dev_warn(ctrl->device,
"IO command:%02x has unhandled effects:%08x\n",
opcode, effects);