From ba647fd5c7ffc1a6433c8c90eedadf76a3df82fa Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Mon, 19 Nov 2012 10:49:07 +0800 Subject: [PATCH] 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 Signed-off-by: Sage Weil (cherry picked from commit 0685235ffd9dbdb9ccbda587f8a3c83ad1d5a921) Signed-off-by: Greg Kroah-Hartman --- 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 d7149c0dda1b..e4eb282da109 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -1349,11 +1349,15 @@ 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); -- 2.39.5