From: Mateusz Guzik <[email protected]> 1. we already expect the refcount is 1. 2. path creation predicts name == iname
I verified this straightens out the asm, no functional changes. Signed-off-by: Mateusz Guzik <[email protected]> Link: https://patch.msgid.link/[email protected] Reviewed-by: Jan Kara <[email protected]> Signed-off-by: Christian Brauner <[email protected]> --- fs/namei.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 37beb524b362..bb306177b8a3 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -284,7 +284,7 @@ void putname(struct filename *name) return; refcnt = atomic_read(&name->refcnt); - if (refcnt != 1) { + if (unlikely(refcnt != 1)) { if (WARN_ON_ONCE(!refcnt)) return; @@ -292,7 +292,7 @@ void putname(struct filename *name) return; } - if (name->name != name->iname) { + if (unlikely(name->name != name->iname)) { __putname(name->name); kfree(name); } else -- 2.47.3
