From 32f6511a69eb36db9c6b9d77b8429837079f73b6 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Wed, 23 Jan 2019 11:20:00 +0800 Subject: ceph: touch existing cap when handling reply Move cap to tail of session->s_caps list. So ceph_trim_caps() will trim older caps first. Signed-off-by: "Yan, Zheng" Reviewed-by: Jeff Layton Signed-off-by: Ilya Dryomov --- fs/ceph/caps.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'fs/ceph') diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index da5b56e14cc7..6fbdc1a0afbe 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -657,6 +657,10 @@ void ceph_add_cap(struct inode *inode, session->s_nr_caps++; spin_unlock(&session->s_cap_lock); } else { + spin_lock(&session->s_cap_lock); + list_move_tail(&cap->session_caps, &session->s_caps); + spin_unlock(&session->s_cap_lock); + if (cap->cap_gen < session->s_cap_gen) cap->issued = cap->implemented = CEPH_CAP_PIN; -- cgit v1.2.3