ceph: maintain i_head_snapc when any caps are dirty, not just for data

[net-next-2.6.git] / fs / ceph / addr.c

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 420d46974ec8a2f4866d342e7a65ea077075c503..4cfce1ee31faaf4f2f6aab966acd5d6001753940 100644 (file)
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -87,7 +87,7 @@ static int ceph_set_page_dirty(struct page *page)
 
        /* dirty the head */
        spin_lock(&inode->i_lock);
-       if (ci->i_wrbuffer_ref_head == 0)
+       if (ci->i_head_snapc == NULL)
                ci->i_head_snapc = ceph_get_snap_context(snapc);
        ++ci->i_wrbuffer_ref_head;
        if (ci->i_wrbuffer_ref == 0)
@@ -346,7 +346,7 @@ static struct ceph_snap_context *get_oldest_context(struct inode *inode,
                        break;
                }
        }
-       if (!snapc && ci->i_head_snapc) {
+       if (!snapc && ci->i_wrbuffer_ref_head) {
                snapc = ceph_get_snap_context(ci->i_head_snapc);
                dout(" head snapc %p has %d dirty pages\n",
                     snapc, ci->i_wrbuffer_ref_head);