From 325d7d4a968669bec18c054db6b5de5f4fc82874 Mon Sep 17 00:00:00 2001
From: Matthew Wilcox <mawilcox@microsoft.com>
Date: Thu, 7 Jun 2018 17:09:14 -0700
Subject: slub: remove 'reserved' file from sysfs
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Christoph doubts anyone was using the 'reserved' file in sysfs, so remove
it.

Link: http://lkml.kernel.org/r/20180518194519.3820-17-willy@infradead.org
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Acked-by: Christoph Lameter <cl@linux.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 mm/slub.c | 7 -------
 1 file changed, 7 deletions(-)

(limited to 'mm')

diff --git a/mm/slub.c b/mm/slub.c
index f885dcf..1550547 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5074,12 +5074,6 @@ static ssize_t destroy_by_rcu_show(struct kmem_cache *s, char *buf)
 }
 SLAB_ATTR_RO(destroy_by_rcu);
 
-static ssize_t reserved_show(struct kmem_cache *s, char *buf)
-{
-	return sprintf(buf, "0\n");
-}
-SLAB_ATTR_RO(reserved);
-
 #ifdef CONFIG_SLUB_DEBUG
 static ssize_t slabs_show(struct kmem_cache *s, char *buf)
 {
@@ -5392,7 +5386,6 @@ static struct attribute *slab_attrs[] = {
 	&reclaim_account_attr.attr,
 	&destroy_by_rcu_attr.attr,
 	&shrink_attr.attr,
-	&reserved_attr.attr,
 	&slabs_cpu_partial_attr.attr,
 #ifdef CONFIG_SLUB_DEBUG
 	&total_objects_attr.attr,
-- 
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