From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Thu, 21 Mar 2024 16:36:25 +0000 (-0700)
Subject: mm/slub: mark slab_free_freelist_hook() __always_inline
X-Git-Tag: v6.10-rc1~105^2~396
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9ea9cd8e61a1f8dd304a3c8531b20f27ed5446d5;p=thirdparty%2Flinux.git

mm/slub: mark slab_free_freelist_hook() __always_inline

It seems we need to be more forceful with the compiler on this one.  This
is done for performance reasons only.

Link: https://lkml.kernel.org/r/20240321163705.3067592-4-surenb@google.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Tested-by: Kees Cook <keescook@chromium.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Alex Gaynor <alex.gaynor@gmail.com>
Cc: Alice Ryhl <aliceryhl@google.com>
Cc: Andreas Hindborg <a.hindborg@samsung.com>
Cc: Benno Lossin <benno.lossin@proton.me>
Cc: "Björn Roy Baron" <bjorn3_gh@protonmail.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Gary Guo <gary@garyguo.net>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Wedson Almeida Filho <wedsonaf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/mm/slub.c b/mm/slub.c
index 1bb2a93cf7b6a..bc9f40889834d 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2106,9 +2106,9 @@ bool slab_free_hook(struct kmem_cache *s, void *x, bool init)
 	return !kasan_slab_free(s, x, init);
 }
 
-static inline bool slab_free_freelist_hook(struct kmem_cache *s,
-					   void **head, void **tail,
-					   int *cnt)
+static __fastpath_inline
+bool slab_free_freelist_hook(struct kmem_cache *s, void **head, void **tail,
+			     int *cnt)
 {
 
 	void *object;