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authorNicholas Bellinger <nab@linux-iscsi.org>2012-02-13 01:07:22 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2012-02-25 14:37:49 -0800
commit86715569d085addc635c2b55ee8acb79d3a7fbbf (patch)
treeb6b6d554b329a86845d8de661529c3fc2bc6dbef /drivers/target
parent2fbff1276bb635294b3384b6c167f72d0acdab95 (diff)
target: Add SCF_ACK_KREF flag for acknowledgement kref
When TARGET_SCF_ACK_KREF is in use with target_submit_cmd() for setting the extra acknowledgement reference to se_cmd->cmd_kref, go ahead and set SCF_ACK_KREF in order to be used later by abort task. Reported-by: Roland Dreier <roland@purestorage.com> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_transport.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 35bae7dd670a..c6b8b8233399 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -4030,8 +4030,10 @@ void target_get_sess_cmd(struct se_session *se_sess, struct se_cmd *se_cmd,
* fabric acknowledgement that requires two target_put_sess_cmd()
* invocations before se_cmd descriptor release.
*/
- if (ack_kref == true)
+ if (ack_kref == true) {
kref_get(&se_cmd->cmd_kref);
+ se_cmd->se_cmd_flags |= SCF_ACK_KREF;
+ }
spin_lock_irqsave(&se_sess->sess_cmd_lock, flags);
list_add_tail(&se_cmd->se_cmd_list, &se_sess->sess_cmd_list);