diff options
| -rw-r--r-- | drivers/target/target_core_file.c | 21 | ||||
| -rw-r--r-- | drivers/target/target_core_iblock.c | 16 | ||||
| -rw-r--r-- | drivers/target/target_core_sbc.c | 21 | ||||
| -rw-r--r-- | include/target/target_core_backend.h | 1 |
4 files changed, 19 insertions, 40 deletions
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index ced8c4f..f5da2c18 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -519,26 +519,6 @@ fd_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb) } static sense_reason_t -fd_execute_write_same_unmap(struct se_cmd *cmd) -{ - sector_t lba = cmd->t_task_lba; - sector_t nolb = sbc_get_write_same_sectors(cmd); - sense_reason_t ret; - - if (!nolb) { - target_complete_cmd(cmd, SAM_STAT_GOOD); - return 0; - } - - ret = fd_execute_unmap(cmd, lba, nolb); - if (ret) - return ret; - - target_complete_cmd(cmd, GOOD); - return 0; -} - -static sense_reason_t fd_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, enum dma_data_direction data_direction) { @@ -827,7 +807,6 @@ static struct sbc_ops fd_sbc_ops = { .execute_rw = fd_execute_rw, .execute_sync_cache = fd_execute_sync_cache, .execute_write_same = fd_execute_write_same, - .execute_write_same_unmap = fd_execute_write_same_unmap, .execute_unmap = fd_execute_unmap, }; diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 0a23088..a869022 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -431,21 +431,6 @@ iblock_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb) } static sense_reason_t -iblock_execute_write_same_unmap(struct se_cmd *cmd) -{ - sector_t lba = cmd->t_task_lba; - sector_t nolb = sbc_get_write_same_sectors(cmd); - sense_reason_t ret; - - ret = iblock_execute_unmap(cmd, lba, nolb); - if (ret) - return ret; - - target_complete_cmd(cmd, GOOD); - return 0; -} - -static sense_reason_t iblock_execute_write_same(struct se_cmd *cmd) { struct iblock_req *ibr; @@ -836,7 +821,6 @@ static struct sbc_ops iblock_sbc_ops = { .execute_rw = iblock_execute_rw, .execute_sync_cache = iblock_execute_sync_cache, .execute_write_same = iblock_execute_write_same, - .execute_write_same_unmap = iblock_execute_write_same_unmap, .execute_unmap = iblock_execute_unmap, }; diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index c16a666..9a5e7d0 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -178,6 +178,23 @@ sector_t sbc_get_write_same_sectors(struct se_cmd *cmd) 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; + sector_t nolb = sbc_get_write_same_sectors(cmd); + sense_reason_t ret; + + if (nolb) { + ret = ops->execute_unmap(cmd, cmd->t_task_lba, nolb); + if (ret) + return ret; + } + + target_complete_cmd(cmd, GOOD); + return 0; +} + +static sense_reason_t sbc_emulate_noop(struct se_cmd *cmd) { target_complete_cmd(cmd, GOOD); @@ -300,7 +317,7 @@ sbc_setup_write_same(struct se_cmd *cmd, unsigned char *flags, struct sbc_ops *o * translated into block discard requests within backend code. */ if (flags[0] & 0x08) { - if (!ops->execute_write_same_unmap) + if (!ops->execute_unmap) return TCM_UNSUPPORTED_SCSI_OPCODE; if (!dev->dev_attrib.emulate_tpws) { @@ -308,7 +325,7 @@ sbc_setup_write_same(struct se_cmd *cmd, unsigned char *flags, struct sbc_ops *o " has emulate_tpws disabled\n"); return TCM_UNSUPPORTED_SCSI_OPCODE; } - cmd->execute_cmd = ops->execute_write_same_unmap; + cmd->execute_cmd = sbc_execute_write_same_unmap; return 0; } if (!ops->execute_write_same) diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index ff39936..1e5c8f9 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -49,7 +49,6 @@ struct sbc_ops { u32, enum dma_data_direction); sense_reason_t (*execute_sync_cache)(struct se_cmd *cmd); sense_reason_t (*execute_write_same)(struct se_cmd *cmd); - sense_reason_t (*execute_write_same_unmap)(struct se_cmd *cmd); sense_reason_t (*execute_unmap)(struct se_cmd *cmd, sector_t lba, sector_t nolb); }; |
