| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 002/171] gfs2: Check for active reservation in gfs2_release | Date | Tue, 12 Apr 2022 08:28:13 +0200 |
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From: Andreas Gruenbacher <agruenba@redhat.com>
[ Upstream commit 0ec9b9ea4f83303bfd8f052a3d8b2bd179b002e1 ]
In gfs2_release, check if the inode has an active reservation to avoid unnecessary lock taking.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- fs/gfs2/file.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index cfd9d03f604f..59318b1eaa60 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -716,10 +716,10 @@ static int gfs2_release(struct inode *inode, struct file *file) kfree(file->private_data); file->private_data = NULL; - if (file->f_mode & FMODE_WRITE) { + if (gfs2_rs_active(&ip->i_res)) gfs2_rs_delete(ip, &inode->i_writecount); + if (file->f_mode & FMODE_WRITE) gfs2_qa_put(ip); - } return 0; } -- 2.35.1
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