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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block into for-3.18

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This is to receive 0a30288da1 ("blk-mq, percpu_ref: implement a
kludge for SCSI blk-mq stall during probe") which implements
__percpu_ref_kill_expedited() to work around SCSI blk-mq stall.  The
commit reverted and patches to implement proper fix will be added.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Tejun Heo 2014-09-24 13:00:21 -04:00
commit d06efebf0c
1301 changed files with 15947 additions and 7921 deletions
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12
net/sctp/associola.c
View file

@ -813,6 +813,7 @@ void sctp_assoc_control_transport(struct sctp_association *asoc,
else {
dst_release(transport->dst);
transport->dst = NULL;
ulp_notify = false;
}
spc_state = SCTP_ADDR_UNREACHABLE;
@ -1244,7 +1245,7 @@ static struct sctp_transport *sctp_trans_elect_best(struct sctp_transport *curr,
{
u8 score_curr, score_best;
if (best == NULL)
if (best == NULL || curr == best)
return curr;
score_curr = sctp_trans_score(curr);
@ -1355,14 +1356,11 @@ static void sctp_select_active_and_retran_path(struct sctp_association *asoc)
trans_sec = trans_pri;
/* If we failed to find a usable transport, just camp on the
* primary or retran, even if they are inactive, if possible
* pick a PF iff it's the better choice.
* active or pick a PF iff it's the better choice.
*/
if (trans_pri == NULL) {
trans_pri = sctp_trans_elect_best(asoc->peer.primary_path,
asoc->peer.retran_path);
trans_pri = sctp_trans_elect_best(trans_pri, trans_pf);
trans_sec = asoc->peer.primary_path;
trans_pri = sctp_trans_elect_best(asoc->peer.active_path, trans_pf);
trans_sec = trans_pri;
}
/* Set the active and retran transports. */

2
net/sctp/socket.c
View file

@ -4243,7 +4243,7 @@ static int sctp_getsockopt_sctp_status(struct sock *sk, int len,
transport = asoc->peer.primary_path;
status.sstat_assoc_id = sctp_assoc2id(asoc);
status.sstat_state = asoc->state;
status.sstat_state = sctp_assoc_to_state(asoc);
status.sstat_rwnd = asoc->peer.rwnd;
status.sstat_unackdata = asoc->unack_data;