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Fri, 24 Mar 2023 18:18:18 +0000 From: Mike Christie To: bvanassche@acm.org, hch@lst.de, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, james.bottomley@hansenpartnership.com, linux-block@vger.kernel.org, dm-devel@redhat.com, snitzer@kernel.org, axboe@kernel.dk, linux-nvme@lists.infradead.org, chaitanyak@nvidia.com, kbusch@kernel.org, target-devel@vger.kernel.org Date: Fri, 24 Mar 2023 13:17:37 -0500 Message-Id: <20230324181741.13908-15-michael.christie@oracle.com> In-Reply-To: <20230324181741.13908-1-michael.christie@oracle.com> References: <20230324181741.13908-1-michael.christie@oracle.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-24_11,2023-03-24_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 mlxlogscore=999 spamscore=0 adultscore=0 bulkscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2303240143 X-Proofpoint-ORIG-GUID: zphIaeKP7frJQoVDbEUcSIMQkNf0Xe8U X-Proofpoint-GUID: zphIaeKP7frJQoVDbEUcSIMQkNf0Xe8U X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; 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 3.1 on 10.11.54.5 X-Mailman-Approved-At: Mon, 27 Mar 2023 05:41:34 +0000 Subject: [dm-devel] [PATCH v5 14/18] scsi: target: Rename sbc_ops to exec_cmd_ops 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 3.1 on 10.11.54.3 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: oracle.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit The next patches allow us to call the block layer's pr_ops from the backends. This will require allowing the backends to hook into the cmd processing for SPC commands, so this renames sbc_ops to a more generic exec_cmd_ops. Signed-off-by: Mike Christie Reviewed-by: Christoph Hellwig --- drivers/target/target_core_file.c | 4 ++-- drivers/target/target_core_iblock.c | 4 ++-- drivers/target/target_core_rd.c | 4 ++-- drivers/target/target_core_sbc.c | 13 +++++++------ drivers/target/target_core_spc.c | 4 ++-- include/target/target_core_backend.h | 4 ++-- 6 files changed, 17 insertions(+), 16 deletions(-) diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index ce0e000b74fc..4d447520bab8 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -896,7 +896,7 @@ static void fd_free_prot(struct se_device *dev) fd_dev->fd_prot_file = NULL; } -static struct sbc_ops fd_sbc_ops = { +static struct exec_cmd_ops fd_exec_cmd_ops = { .execute_rw = fd_execute_rw, .execute_sync_cache = fd_execute_sync_cache, .execute_write_same = fd_execute_write_same, @@ -906,7 +906,7 @@ static struct sbc_ops fd_sbc_ops = { static sense_reason_t fd_parse_cdb(struct se_cmd *cmd) { - return sbc_parse_cdb(cmd, &fd_sbc_ops); + return sbc_parse_cdb(cmd, &fd_exec_cmd_ops); } static const struct target_backend_ops fileio_ops = { diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index cc838ffd1294..d93f24f9687d 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -869,7 +869,7 @@ static unsigned int iblock_get_io_opt(struct se_device *dev) return bdev_io_opt(bd); } -static struct sbc_ops iblock_sbc_ops = { +static struct exec_cmd_ops iblock_exec_cmd_ops = { .execute_rw = iblock_execute_rw, .execute_sync_cache = iblock_execute_sync_cache, .execute_write_same = iblock_execute_write_same, @@ -879,7 +879,7 @@ static struct sbc_ops iblock_sbc_ops = { static sense_reason_t iblock_parse_cdb(struct se_cmd *cmd) { - return sbc_parse_cdb(cmd, &iblock_sbc_ops); + return sbc_parse_cdb(cmd, &iblock_exec_cmd_ops); } static bool iblock_get_write_cache(struct se_device *dev) diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c index 6648c1c90e19..6f67cc09c2b5 100644 --- a/drivers/target/target_core_rd.c +++ b/drivers/target/target_core_rd.c @@ -643,14 +643,14 @@ static void rd_free_prot(struct se_device *dev) rd_release_prot_space(rd_dev); } -static struct sbc_ops rd_sbc_ops = { +static struct exec_cmd_ops rd_exec_cmd_ops = { .execute_rw = rd_execute_rw, }; static sense_reason_t rd_parse_cdb(struct se_cmd *cmd) { - return sbc_parse_cdb(cmd, &rd_sbc_ops); + return sbc_parse_cdb(cmd, &rd_exec_cmd_ops); } static const struct target_backend_ops rd_mcp_ops = { diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index 7536ca797606..6a02561cc20c 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -192,7 +192,7 @@ EXPORT_SYMBOL(sbc_get_write_same_sectors); static sense_reason_t sbc_execute_write_same_unmap(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; sector_t nolb = sbc_get_write_same_sectors(cmd); sense_reason_t ret; @@ -271,7 +271,8 @@ static inline unsigned long long transport_lba_64(unsigned char *cdb) } static sense_reason_t -sbc_setup_write_same(struct se_cmd *cmd, unsigned char flags, struct sbc_ops *ops) +sbc_setup_write_same(struct se_cmd *cmd, unsigned char flags, + struct exec_cmd_ops *ops) { struct se_device *dev = cmd->se_dev; sector_t end_lba = dev->transport->get_blocks(dev) + 1; @@ -340,7 +341,7 @@ sbc_setup_write_same(struct se_cmd *cmd, unsigned char flags, struct sbc_ops *op static sense_reason_t sbc_execute_rw(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; return ops->execute_rw(cmd, cmd->t_data_sg, cmd->t_data_nents, cmd->data_direction); @@ -566,7 +567,7 @@ static sense_reason_t compare_and_write_callback(struct se_cmd *cmd, bool succes static sense_reason_t sbc_compare_and_write(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; struct se_device *dev = cmd->se_dev; sense_reason_t ret; int rc; @@ -764,7 +765,7 @@ sbc_check_dpofua(struct se_device *dev, struct se_cmd *cmd, unsigned char *cdb) } sense_reason_t -sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) +sbc_parse_cdb(struct se_cmd *cmd, struct exec_cmd_ops *ops) { struct se_device *dev = cmd->se_dev; unsigned char *cdb = cmd->t_task_cdb; @@ -1076,7 +1077,7 @@ EXPORT_SYMBOL(sbc_get_device_type); static sense_reason_t sbc_execute_unmap(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; struct se_device *dev = cmd->se_dev; unsigned char *buf, *ptr = NULL; sector_t lba; diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index fcc7b10a7ae3..00d34616df5d 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -1431,7 +1431,7 @@ static struct target_opcode_descriptor tcm_opcode_write_verify16 = { static bool tcm_is_ws_enabled(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; struct se_device *dev = cmd->se_dev; return (dev->dev_attrib.emulate_tpws && !!ops->execute_unmap) || @@ -1544,7 +1544,7 @@ static struct target_opcode_descriptor tcm_opcode_sync_cache16 = { static bool tcm_is_unmap_enabled(struct se_cmd *cmd) { - struct sbc_ops *ops = cmd->protocol_data; + struct exec_cmd_ops *ops = cmd->protocol_data; struct se_device *dev = cmd->se_dev; return ops->execute_unmap && dev->dev_attrib.emulate_tpu; diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index a3c193df25b3..c5df78959532 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -62,7 +62,7 @@ struct target_backend_ops { struct configfs_attribute **tb_dev_action_attrs; }; -struct sbc_ops { +struct exec_cmd_ops { sense_reason_t (*execute_rw)(struct se_cmd *cmd, struct scatterlist *, u32, enum dma_data_direction); sense_reason_t (*execute_sync_cache)(struct se_cmd *cmd); @@ -86,7 +86,7 @@ sense_reason_t spc_emulate_report_luns(struct se_cmd *cmd); sense_reason_t spc_emulate_inquiry_std(struct se_cmd *, unsigned char *); sense_reason_t spc_emulate_evpd_83(struct se_cmd *, unsigned char *); -sense_reason_t sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops); +sense_reason_t sbc_parse_cdb(struct se_cmd *cmd, struct exec_cmd_ops *ops); u32 sbc_get_device_rev(struct se_device *dev); u32 sbc_get_device_type(struct se_device *dev); sector_t sbc_get_write_same_sectors(struct se_cmd *cmd); -- 2.25.1 -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel