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authorYan, Zheng <zheng.z.yan@intel.com>2012-11-19 10:49:07 +0800
committerAlex Elder <elder@inktank.com>2012-12-13 08:13:08 -0600
commit0685235ffd9dbdb9ccbda587f8a3c83ad1d5a921 (patch)
tree3a8e52d05e8e2f6ef5a270369c460588452a8f33 /fs/ceph
parented75ec2cd19b47efcd292b6e23f58e56f4c5bc34 (diff)
downloadlinux-stericsson-0685235ffd9dbdb9ccbda587f8a3c83ad1d5a921.tar.gz
ceph: Don't add dirty inode to dirty list if caps is in migration
Add dirty inode to cap_dirty_migrating list instead, this can avoid ceph_flush_dirty_caps() entering infinite loop. Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com> Signed-off-by: Sage Weil <sage@inktank.com>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/caps.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 8072aefc427c..5efa3f5e2f77 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1351,11 +1351,15 @@ int __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask)
if (!ci->i_head_snapc)
ci->i_head_snapc = ceph_get_snap_context(
ci->i_snap_realm->cached_context);
- dout(" inode %p now dirty snapc %p\n", &ci->vfs_inode,
- ci->i_head_snapc);
+ dout(" inode %p now dirty snapc %p auth cap %p\n",
+ &ci->vfs_inode, ci->i_head_snapc, ci->i_auth_cap);
BUG_ON(!list_empty(&ci->i_dirty_item));
spin_lock(&mdsc->cap_dirty_lock);
- list_add(&ci->i_dirty_item, &mdsc->cap_dirty);
+ if (ci->i_auth_cap)
+ list_add(&ci->i_dirty_item, &mdsc->cap_dirty);
+ else
+ list_add(&ci->i_dirty_item,
+ &mdsc->cap_dirty_migrating);
spin_unlock(&mdsc->cap_dirty_lock);
if (ci->i_flushing_caps == 0) {
ihold(inode);