Commit f2d14213 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

nvmet: set the LBCC bit for commands that modify data 



Write, Write Zeroes, Zone append and a Zone Reset through
Zone Management Send modify the logical block content of a namespace,
so make sure the LBCC bit is reported for them.

Fixes: b5d0b38c0475 ("nvmet: add Command Set Identifier support")
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarKeith Busch <kbusch@kernel.org>
Reviewed-by: default avatarSagi Grimberg <sagi@grimberg.me>
Reviewed-by: default avatarKanchan Joshi <joshi.k@samsung.com>
Reviewed-by: default avatarChaitanya Kulkarni <kch@nvidia.com>
parent 61f37154

drivers/nvme/target/admin-cmd.c

+4 −2
Original line number Diff line number Diff line
@@ -174,17 +174,19 @@ static void nvmet_get_cmd_effects_nvm(struct nvme_effects_log *log) 
		cpu_to_le32(NVME_CMD_EFFECTS_CSUPP);



	log->iocs[nvme_cmd_read] =

	log->iocs[nvme_cmd_write] =

	log->iocs[nvme_cmd_flush] =

	log->iocs[nvme_cmd_dsm]	=

	log->iocs[nvme_cmd_write_zeroes] =

		cpu_to_le32(NVME_CMD_EFFECTS_CSUPP);

	log->iocs[nvme_cmd_write] =

	log->iocs[nvme_cmd_write_zeroes] =

		cpu_to_le32(NVME_CMD_EFFECTS_CSUPP | NVME_CMD_EFFECTS_LBCC);

}



static void nvmet_get_cmd_effects_zns(struct nvme_effects_log *log)

{

	log->iocs[nvme_cmd_zone_append] =

	log->iocs[nvme_cmd_zone_mgmt_send] =

		cpu_to_le32(NVME_CMD_EFFECTS_CSUPP | NVME_CMD_EFFECTS_LBCC);

	log->iocs[nvme_cmd_zone_mgmt_recv] =

		cpu_to_le32(NVME_CMD_EFFECTS_CSUPP);

}