Commit 415df90b authored Mar 13, 2019 by Keith Busch Committed by Jens Axboe Mar 13, 2019

nvme: don't warn on block content change effects



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>

parent d9d53ed3

drivers/nvme/host/core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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);

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