Commit 601c5c2e authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'ceph-for-4.14-rc7' of git://github.com/ceph/ceph-client

Pull ceph fix from Ilya Dryomov:
 "A small lock imbalance fix, marked for stable"

* tag 'ceph-for-4.14-rc7' of git://github.com/ceph/ceph-client:
  ceph: unlock dangling spinlock in try_flush_caps()
parents 4ed59027 6c2838fb
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+4 −1
Original line number Diff line number Diff line
@@ -1991,6 +1991,7 @@ static int try_flush_caps(struct inode *inode, u64 *ptid)
retry:
	spin_lock(&ci->i_ceph_lock);
	if (ci->i_ceph_flags & CEPH_I_NOFLUSH) {
		spin_unlock(&ci->i_ceph_lock);
		dout("try_flush_caps skipping %p I_NOFLUSH set\n", inode);
		goto out;
	}
@@ -2008,8 +2009,10 @@ retry:
			mutex_lock(&session->s_mutex);
			goto retry;
		}
		if (cap->session->s_state < CEPH_MDS_SESSION_OPEN)
		if (cap->session->s_state < CEPH_MDS_SESSION_OPEN) {
			spin_unlock(&ci->i_ceph_lock);
			goto out;
		}

		flushing = __mark_caps_flushing(inode, session, true,
						&flush_tid, &oldest_flush_tid);