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Signed-off-by: Mike Christie --- drivers/target/target_core_iblock.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index e8cf201e59ca..2a964b57303a 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -309,7 +309,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( return blocks_long; } -static void iblock_complete_cmd(struct se_cmd *cmd) +static void iblock_complete_cmd(struct se_cmd *cmd, blk_status_t blk_status) { struct iblock_req *ibr = cmd->priv; u8 status; @@ -317,7 +317,9 @@ static void iblock_complete_cmd(struct se_cmd *cmd) if (!refcount_dec_and_test(&ibr->pending)) return; - if (atomic_read(&ibr->ib_bio_err_cnt)) + if (blk_status == BLK_STS_RSV_CONFLICT) + status = SAM_STAT_RESERVATION_CONFLICT; + else if (atomic_read(&ibr->ib_bio_err_cnt)) status = SAM_STAT_CHECK_CONDITION; else status = SAM_STAT_GOOD; @@ -330,6 +332,7 @@ static void iblock_bio_done(struct bio *bio) { struct se_cmd *cmd = bio->bi_private; 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Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-Mailman-Approved-At: Fri, 03 Jun 2022 07:17:56 +0000 Subject: [dm-devel] [PATCH 11/11] scsi: target: Handle BLK_STS_RSV_CONFLICT. X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mike Christie Errors-To: dm-devel-bounces@redhat.com Sender: "dm-devel" X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit If we get a BLK_STS_RSV_CONFLICT report it to the initiator instead of using the SAM_STAT_CHECK_CONDITION which gets translated to a generic error that initiators don't know how to handle. Signed-off-by: Mike Christie --- drivers/target/target_core_iblock.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index e8cf201e59ca..2a964b57303a 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -309,7 +309,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( return blocks_long; } -static void iblock_complete_cmd(struct se_cmd *cmd) +static void iblock_complete_cmd(struct se_cmd *cmd, blk_status_t blk_status) { struct iblock_req *ibr = cmd->priv; u8 status; @@ -317,7 +317,9 @@ static void iblock_complete_cmd(struct se_cmd *cmd) if (!refcount_dec_and_test(&ibr->pending)) return; - if (atomic_read(&ibr->ib_bio_err_cnt)) + if (blk_status == BLK_STS_RSV_CONFLICT) + status = SAM_STAT_RESERVATION_CONFLICT; + else if (atomic_read(&ibr->ib_bio_err_cnt)) status = SAM_STAT_CHECK_CONDITION; else status = SAM_STAT_GOOD; @@ -330,6 +332,7 @@ static void iblock_bio_done(struct bio *bio) { struct se_cmd *cmd = bio->bi_private; struct iblock_req *ibr = cmd->priv; + blk_status_t blk_status = bio->bi_status; if (bio->bi_status) { pr_err("bio error: %p, err: %d\n", bio, bio->bi_status); @@ -342,7 +345,7 @@ static void iblock_bio_done(struct bio *bio) bio_put(bio); - iblock_complete_cmd(cmd); + iblock_complete_cmd(cmd, blk_status); } static struct bio *iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num, @@ -755,7 +758,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, if (!sgl_nents) { refcount_set(&ibr->pending, 1); - iblock_complete_cmd(cmd); + iblock_complete_cmd(cmd, BLK_STS_OK); return 0; } @@ -813,7 +816,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, } iblock_submit_bios(&list); - iblock_complete_cmd(cmd); + iblock_complete_cmd(cmd, BLK_STS_OK); return 0; fail_put_bios: -- 2.25.1 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel