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authorTiger Yang <tiger.yang@oracle.com>2009-11-19 10:17:46 +0800
committerJoel Becker <joel.becker@oracle.com>2009-12-02 16:49:28 -0800
commitaad1b15310b9bcd59fa81ab8f2b1513b59553ea8 (patch)
treedc0a9534667f59713854203bd9f184269d37735f /fs/ocfs2
parentf6656d26d17b2598f43cd41be088853fa2a03397 (diff)
ocfs2: return -EAGAIN instead of EAGAIN in dlm
We used to return positive EAGAIN to indicate a retry action is needed in dlm_begin_reco_handler(). Now we return negative -EAGAIN to erase the confusion caused by this error code. Signed-off-by: Tiger Yang <tiger.yang@oracle.com> Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/dlm/dlmrecovery.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index d9fa3d22e17..2f9e4e19a4f 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -2589,6 +2589,14 @@ retry:
"begin reco msg (%d)\n", dlm->name, nodenum, ret);
ret = 0;
}
+ if (ret == -EAGAIN) {
+ mlog(0, "%s: trying to start recovery of node "
+ "%u, but node %u is waiting for last recovery "
+ "to complete, backoff for a bit\n", dlm->name,
+ dead_node, nodenum);
+ msleep(100);
+ goto retry;
+ }
if (ret < 0) {
struct dlm_lock_resource *res;
/* this is now a serious problem, possibly ENOMEM
@@ -2608,14 +2616,6 @@ retry:
* another ENOMEM */
msleep(100);
goto retry;
- } else if (ret == EAGAIN) {
- mlog(0, "%s: trying to start recovery of node "
- "%u, but node %u is waiting for last recovery "
- "to complete, backoff for a bit\n", dlm->name,
- dead_node, nodenum);
- /* TODO Look into replacing msleep with cond_resched() */
- msleep(100);
- goto retry;
}
}
@@ -2639,7 +2639,7 @@ int dlm_begin_reco_handler(struct o2net_msg *msg, u32 len, void *data,
dlm->name, br->node_idx, br->dead_node,
dlm->reco.dead_node, dlm->reco.new_master);
spin_unlock(&dlm->spinlock);
- return EAGAIN;
+ return -EAGAIN;
}
spin_unlock(&dlm->spinlock);