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| author | Bart Van Assche <bvanassche@acm.org> | 2019-01-25 10:34:53 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-02-04 21:33:08 -0500 |
| commit | 618baaf7881e4ed25197369505378685b7b7a05d (patch) | |
| tree | bad396431b82564fa6717e58bb4672e463c75a35 /drivers/target/iscsi/iscsi_target_erl1.c | |
| parent | b53655b80cfcf33c0b753cf17dc3d42a97299c2f (diff) | |
| download | linux-rpi-618baaf7881e4ed25197369505378685b7b7a05d.tar.gz linux-rpi-618baaf7881e4ed25197369505378685b7b7a05d.tar.bz2 linux-rpi-618baaf7881e4ed25197369505378685b7b7a05d.zip | |
scsi: target/iscsi: Convert comments about locking into runtime checks
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Cc: Mike Christie <mchristi@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target/iscsi/iscsi_target_erl1.c')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_erl1.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/target/iscsi/iscsi_target_erl1.c b/drivers/target/iscsi/iscsi_target_erl1.c index 1b54a9c70851..38210ab09887 100644 --- a/drivers/target/iscsi/iscsi_target_erl1.c +++ b/drivers/target/iscsi/iscsi_target_erl1.c @@ -797,14 +797,14 @@ static struct iscsi_ooo_cmdsn *iscsit_allocate_ooo_cmdsn(void) return ooo_cmdsn; } -/* - * Called with sess->cmdsn_mutex held. - */ static int iscsit_attach_ooo_cmdsn( struct iscsi_session *sess, struct iscsi_ooo_cmdsn *ooo_cmdsn) { struct iscsi_ooo_cmdsn *ooo_tail, *ooo_tmp; + + lockdep_assert_held(&sess->cmdsn_mutex); + /* * We attach the struct iscsi_ooo_cmdsn entry to the out of order * list in increasing CmdSN order. @@ -871,15 +871,14 @@ void iscsit_clear_ooo_cmdsns_for_conn(struct iscsi_conn *conn) mutex_unlock(&sess->cmdsn_mutex); } -/* - * Called with sess->cmdsn_mutex held. - */ int iscsit_execute_ooo_cmdsns(struct iscsi_session *sess) { int ooo_count = 0; struct iscsi_cmd *cmd = NULL; struct iscsi_ooo_cmdsn *ooo_cmdsn, *ooo_cmdsn_tmp; + lockdep_assert_held(&sess->cmdsn_mutex); + list_for_each_entry_safe(ooo_cmdsn, ooo_cmdsn_tmp, &sess->sess_ooo_cmdsn_list, ooo_list) { if (ooo_cmdsn->cmdsn != sess->exp_cmd_sn) @@ -1232,9 +1231,6 @@ void iscsit_mod_dataout_timer(struct iscsi_cmd *cmd) spin_unlock_bh(&cmd->dataout_timeout_lock); } -/* - * Called with cmd->dataout_timeout_lock held. - */ void iscsit_start_dataout_timer( struct iscsi_cmd *cmd, struct iscsi_conn *conn) @@ -1242,6 +1238,8 @@ void iscsit_start_dataout_timer( struct iscsi_session *sess = conn->sess; struct iscsi_node_attrib *na = iscsit_tpg_get_node_attrib(sess); + lockdep_assert_held(&cmd->dataout_timeout_lock); + if (cmd->dataout_timer_flags & ISCSI_TF_RUNNING) return; |