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| author | Bart Van Assche <bart.vanassche@wdc.com> | 2018-06-22 14:53:00 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-07-02 16:44:31 -0400 |
| commit | ed88f055788a89598c33d183652af8a84dfc5007 (patch) | |
| tree | d0b245c4755efca0d31c7968b18a8fa4059c5136 /drivers/target | |
| parent | 7b2cc7dc0dbf5da9cf16ffcf1ca8e904ab574ff5 (diff) | |
| download | blackbird-op-linux-ed88f055788a89598c33d183652af8a84dfc5007.tar.gz blackbird-op-linux-ed88f055788a89598c33d183652af8a84dfc5007.zip | |
scsi: target/iscsi: Reduce number of __iscsit_free_cmd() callers
Instead of calling __iscsit_free_cmd() from inside iscsit_aborted_task() if
a command has been aborted and from inside iscsit_free_cmd() if a command
has not been aborted, call __iscsit_free_cmd() from inside
lio_release_cmd(). The latter function is namely called for all commands
once the reference count has dropped to zero.
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Cc: Varun Prakash <varun@chelsio.com>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target.c | 2 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_configfs.c | 1 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_util.c | 4 |
3 files changed, 2 insertions, 5 deletions
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 8e223799347a..d547dcd625d9 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -497,8 +497,6 @@ void iscsit_aborted_task(struct iscsi_conn *conn, struct iscsi_cmd *cmd) !(cmd->se_cmd.transport_state & CMD_T_FABRIC_STOP)) list_del_init(&cmd->i_conn_node); spin_unlock_bh(&conn->cmd_lock); - - __iscsit_free_cmd(cmd, true); } EXPORT_SYMBOL(iscsit_aborted_task); diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index 0ebc4818e132..0bc346b2c27c 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -1546,6 +1546,7 @@ static void lio_release_cmd(struct se_cmd *se_cmd) struct iscsi_cmd *cmd = container_of(se_cmd, struct iscsi_cmd, se_cmd); pr_debug("Entering lio_release_cmd for se_cmd: %p\n", se_cmd); + __iscsit_free_cmd(cmd, true); iscsit_release_cmd(cmd); } diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c index 8cfcf9033507..5a645b5f1eb4 100644 --- a/drivers/target/iscsi/iscsi_target_util.c +++ b/drivers/target/iscsi/iscsi_target_util.c @@ -772,10 +772,8 @@ void iscsit_free_cmd(struct iscsi_cmd *cmd, bool shutdown) __iscsit_free_cmd(cmd, shutdown); if (se_cmd) { rc = transport_generic_free_cmd(se_cmd, shutdown); - if (!rc && shutdown && se_cmd->se_sess) { - __iscsit_free_cmd(cmd, shutdown); + if (!rc && shutdown && se_cmd->se_sess) target_put_sess_cmd(se_cmd); - } } else { iscsit_release_cmd(cmd); } |
