diff options
| author |   Christoph Hellwig <hch@infradead.org> | 2012-06-17 18:40:53 -0400 |
|---|---|---|
| committer |   Nicholas Bellinger <nab@linux-iscsi.org> | 2012-07-16 17:29:12 -0700 |
| commit | ad67f0d9e63ca94661e06a145f05a9302368a826 (patch) | |
| tree | 2ada5604a0f61fa1f933f29cd4674f0cb95595c6 /drivers/target/target_core_sbc.c | |
| parent | target: add struct spc_ops + initial ->execute_rw pointer usage (diff) | |
| download | linux-dev-ad67f0d9e63ca94661e06a145f05a9302368a826.tar.xz linux-dev-ad67f0d9e63ca94661e06a145f05a9302368a826.zip | |
target: move sync_cache to struct spc_ops
Add spc_ops->execute_sync_cache() caller for ->execute_cmd() setup,
and update IBLOCK + FILEIO backends to use it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_sbc.c')
| -rw-r--r-- | drivers/target/target_core_sbc.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index da441b2782ce..377c5105e270 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -204,19 +204,6 @@ static int sbc_emulate_write_same(struct se_cmd *cmd) return 0; } -static int sbc_emulate_synchronize_cache(struct se_cmd *cmd) -{ - if (!cmd->se_dev->transport->do_sync_cache) { - pr_err("SYNCHRONIZE_CACHE emulation not supported" - " for: %s\n", cmd->se_dev->transport->name); - cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE; - return -ENOSYS; - } - - cmd->se_dev->transport->do_sync_cache(cmd); - return 0; -} - static int sbc_emulate_verify(struct se_cmd *cmd) { target_complete_cmd(cmd, GOOD); @@ -541,6 +528,9 @@ int sbc_parse_cdb(struct se_cmd *cmd, struct spc_ops *ops) break; case SYNCHRONIZE_CACHE: case SYNCHRONIZE_CACHE_16: + if (!ops->execute_sync_cache) + goto out_unsupported_cdb; + /* * Extract LBA and range to be flushed for emulated SYNCHRONIZE_CACHE */ @@ -562,7 +552,7 @@ int sbc_parse_cdb(struct se_cmd *cmd, struct spc_ops *ops) if (sbc_check_valid_sectors(cmd) < 0) goto out_invalid_cdb_field; } - cmd->execute_cmd = sbc_emulate_synchronize_cache; + cmd->execute_cmd = ops->execute_sync_cache; break; case UNMAP: size = get_unaligned_be16(&cdb[7]); |