From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
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@xxxxxxxxx>
---
fs/ceph/caps.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 8072aef..5efa3f5 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);
--
1.7.11.7
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