From ca6c8ae0f7930dad7e10664e3b5bc657dd75be60 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Thu, 15 Dec 2016 08:37:59 -0500 Subject: ceph: pass parent inode info to ceph_encode_dentry_release if we have it If we have a parent inode reference already, then we don't need to go back up the directory tree to find one. Link: http://tracker.ceph.com/issues/18148 Signed-off-by: Jeff Layton Reviewed-by: Yan, Zheng Signed-off-by: Ilya Dryomov --- fs/ceph/caps.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'fs/ceph/caps.c') diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index d1b4c543cab1..4951ab96ffc8 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -3924,9 +3924,10 @@ int ceph_encode_inode_release(void **p, struct inode *inode, } int ceph_encode_dentry_release(void **p, struct dentry *dentry, + struct inode *dir, int mds, int drop, int unless) { - struct dentry *parent; + struct dentry *parent = NULL; struct ceph_mds_request_release *rel = *p; struct ceph_dentry_info *di = ceph_dentry(dentry); int force = 0; @@ -3941,11 +3942,13 @@ int ceph_encode_dentry_release(void **p, struct dentry *dentry, spin_lock(&dentry->d_lock); if (di->lease_session && di->lease_session->s_mds == mds) force = 1; - parent = dget(dentry->d_parent); + if (!dir) { + parent = dget(dentry->d_parent); + dir = d_inode(parent); + } spin_unlock(&dentry->d_lock); - ret = ceph_encode_inode_release(p, d_inode(parent), mds, drop, - unless, force); + ret = ceph_encode_inode_release(p, dir, mds, drop, unless, force); dput(parent); spin_lock(&dentry->d_lock); -- cgit v1.2.3-55-g7522