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authorYan, Zheng <zyan@redhat.com>2015-03-24 06:36:08 +0300
committerIlya Dryomov <idryomov@gmail.com>2015-04-20 18:55:36 +0300
commit571ade336ac89f5db602f7df992152e4f4b945bc (patch)
treef10c4a63d4f5c624c9a6ddcc4a0ca941583e3d30 /fs
parentdb40cc1702d6a7049740d269cf6c1a42f979c7a7 (diff)
downloadlinux-571ade336ac89f5db602f7df992152e4f4b945bc.tar.xz
ceph: don't mark dirty caps when there is no auth cap
No i_auth_cap means reconnecting to MDS was denied. So don't add new dirty caps. Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ceph/caps.c8
-rw-r--r--fs/ceph/mds_client.c2
2 files changed, 8 insertions, 2 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 4ddadc13d162..37a42353b983 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1404,6 +1404,13 @@ int __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask)
int was = ci->i_dirty_caps;
int dirty = 0;
+ if (!ci->i_auth_cap) {
+ pr_warn("__mark_dirty_caps %p %llx mask %s, "
+ "but no auth cap (session was closed?)\n",
+ inode, ceph_ino(inode), ceph_cap_string(mask));
+ return 0;
+ }
+
dout("__mark_dirty_caps %p %s dirty %s -> %s\n", &ci->vfs_inode,
ceph_cap_string(mask), ceph_cap_string(was),
ceph_cap_string(was | mask));
@@ -1414,7 +1421,6 @@ int __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask)
ci->i_snap_realm->cached_context);
dout(" inode %p now dirty snapc %p auth cap %p\n",
&ci->vfs_inode, ci->i_head_snapc, ci->i_auth_cap);
- WARN_ON(!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);
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 0122491d947c..0cfc2d163549 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1098,7 +1098,7 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap,
cap, ci, &ci->vfs_inode);
spin_lock(&ci->i_ceph_lock);
__ceph_remove_cap(cap, false);
- if (!__ceph_is_any_real_caps(ci)) {
+ if (!ci->i_auth_cap) {
struct ceph_mds_client *mdsc =
ceph_sb_to_client(inode->i_sb)->mdsc;