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ceph: make sure flushing inode in proper session's cap_flushing list

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when flushing inode's auth cap changes, we need to move it into the
new auth cap session's cap_flushing list

Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng 2017-01-24 10:02:32 +08:00 committed by Ilya Dryomov
parent d641df819d
commit 00f06cba53
1 changed files with 10 additions and 0 deletions
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10
fs/ceph/caps.c
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@ -3410,6 +3410,7 @@ retry:
tcap->implemented |= issued;
if (cap == ci->i_auth_cap)
ci->i_auth_cap = tcap;
if (!list_empty(&ci->i_cap_flush_list) &&
ci->i_auth_cap == tcap) {
spin_lock(&mdsc->cap_dirty_lock);
@ -3423,9 +3424,18 @@ retry:
} else if (tsession) {
/* add placeholder for the export tagert */
int flag = (cap == ci->i_auth_cap) ? CEPH_CAP_FLAG_AUTH : 0;
tcap = new_cap;
ceph_add_cap(inode, tsession, t_cap_id, -1, issued, 0,
t_seq - 1, t_mseq, (u64)-1, flag, &new_cap);
if (!list_empty(&ci->i_cap_flush_list) &&
ci->i_auth_cap == tcap) {
spin_lock(&mdsc->cap_dirty_lock);
list_move_tail(&ci->i_flushing_item,
&tcap->session->s_cap_flushing);
spin_unlock(&mdsc->cap_dirty_lock);
}
__ceph_remove_cap(cap, false);
goto out_unlock;
}