From: Mateusz Guzik <mjguzik@gmail.com>
Date: Wed, 4 Oct 2023 11:19:15 +0000 (+0200)
Subject: vfs: predict the error in retry_estale as unlikely
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=95e93d17cb113a3b097774874572b69c058acab5;p=linux.git

vfs: predict the error in retry_estale as unlikely

Signed-off-by: Mateusz Guzik <mjguzik@gmail.com>
Link: https://lore.kernel.org/r/20231004111916.728135-2-mjguzik@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
---

diff --git a/include/linux/namei.h b/include/linux/namei.h
index e3619920f9f01..3100371b5e321 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -136,7 +136,7 @@ static inline void nd_terminate_link(void *name, size_t len, size_t maxlen)
 static inline bool
 retry_estale(const long error, const unsigned int flags)
 {
-	return error == -ESTALE && !(flags & LOOKUP_REVAL);
+	return unlikely(error == -ESTALE && !(flags & LOOKUP_REVAL));
 }
 
 #endif /* _LINUX_NAMEI_H */