diff mbox series

[028/192] slub: actually use 'message' in restore_bytes()

Message ID 20210629023446.-AeYIO0Zx%akpm@linux-foundation.org (mailing list archive)
State New
Headers show
Series [001/192] mm/gup: fix try_grab_compound_head() race with split_huge_page() | expand

Commit Message

Andrew Morton June 29, 2021, 2:34 a.m. UTC 
From: Stephen Boyd <swboyd@chromium.org>
Subject: slub: actually use 'message' in restore_bytes()

The message argument isn't used here.  Let's pass the string to the printk
message so that the developer can figure out what's happening, instead of
guessing that a redzone is being restored, etc.

Link: https://lkml.kernel.org/r/20210601182202.3011020-3-swboyd@chromium.org
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: David Rientjes <rientjes@google.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Joe Perches <joe@perches.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Petr Mladek <pmladek@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/slub.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- a/mm/slub.c~slub-actually-use-message-in-restore_bytes
+++ a/mm/slub.c
@@ -806,7 +806,7 @@  static void init_object(struct kmem_cach
 static void restore_bytes(struct kmem_cache *s, char *message, u8 data,
 						void *from, void *to)
 {
-	slab_fix(s, "Restoring 0x%p-0x%p=0x%x\n", from, to - 1, data);
+	slab_fix(s, "Restoring %s 0x%p-0x%p=0x%x\n", message, from, to - 1, data);
 	memset(from, data, to - from);
 }