ceph: use ihold when we already have an inode ref
We should use ihold whenever we already have a stable inode ref, even
when we aren't holding i_lock. This avoids adding new and unnecessary
locking dependencies.
Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 33da49d..5a3953d 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -453,7 +453,7 @@
int err;
struct inode *inode = page->mapping->host;
BUG_ON(!inode);
- igrab(inode);
+ ihold(inode);
err = writepage_nounlock(page, wbc);
unlock_page(page);
iput(inode);