This is a note to let you know that I've just added the patch titled
ceph: cleanup aborted requests when re-sending requests.
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ceph-cleanup-aborted-requests-when-re-sending-requests.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From eb1b8af33c2e42a9a57fc0a7588f4a7b255d2e79 Mon Sep 17 00:00:00 2001
From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
Date: Thu, 26 Sep 2013 14:25:36 +0800
Subject: ceph: cleanup aborted requests when re-sending requests.
From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
commit eb1b8af33c2e42a9a57fc0a7588f4a7b255d2e79 upstream.
Aborted requests usually get cleared when the reply is received.
If MDS crashes, no reply will be received. So we need to cleanup
aborted requests when re-sending requests.
Signed-off-by: Yan, Zheng <zheng.z.yan@xxxxxxxxx>
Reviewed-by: Greg Farnum <greg@xxxxxxxxxxx>
Signed-off-by: Sage Weil <sage@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ceph/mds_client.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1840,8 +1840,11 @@ static int __do_request(struct ceph_mds_
int mds = -1;
int err = -EAGAIN;
- if (req->r_err || req->r_got_result)
+ if (req->r_err || req->r_got_result) {
+ if (req->r_aborted)
+ __unregister_request(mdsc, req);
goto out;
+ }
if (req->r_timeout &&
time_after_eq(jiffies, req->r_started + req->r_timeout)) {
Patches currently in stable-queue which might be from zheng.z.yan@xxxxxxxxx are
queue-3.10/ceph-wake-up-safe-waiters-when-unregistering-request.patch
queue-3.10/ceph-cleanup-aborted-requests-when-re-sending-requests.patch
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