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authorVlastimil Babka <vbabka@suse.cz>2021-02-24 23:01:22 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-25 00:38:27 +0300
commitfe2cce15d6821aea1766708a1cf031071cec815f (patch)
tree7848e549b3ef42c9b1346bc3b138bea5f65ad6c5 /mm/slub.c
parentd930ff03c4d12621443f2d1c56d2f80745469021 (diff)
downloadlinux-fe2cce15d6821aea1766708a1cf031071cec815f.tar.xz
mm, slub: remove slub_memcg_sysfs boot param and CONFIG_SLUB_MEMCG_SYSFS_ON
The boot param and config determine the value of memcg_sysfs_enabled, which is unused since commit 10befea91b61 ("mm: memcg/slab: use a single set of kmem_caches for all allocations") as there are no per-memcg kmem caches anymore. Link: https://lkml.kernel.org/r/20210127124745.7928-1-vbabka@suse.cz Signed-off-by: Vlastimil Babka <vbabka@suse.cz> Reviewed-by: David Hildenbrand <david@redhat.com> Acked-by: Roman Gushchin <guro@fb.com> Acked-by: David Rientjes <rientjes@google.com> Reviewed-by: Miaohe Lin <linmiaohe@huawei.com> Cc: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slub.c')
-rw-r--r--mm/slub.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 13e5821ce3e2..49d10e0afb76 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4943,22 +4943,6 @@ enum slab_stat_type {
#define SO_OBJECTS (1 << SL_OBJECTS)
#define SO_TOTAL (1 << SL_TOTAL)
-#ifdef CONFIG_MEMCG
-static bool memcg_sysfs_enabled = IS_ENABLED(CONFIG_SLUB_MEMCG_SYSFS_ON);
-
-static int __init setup_slub_memcg_sysfs(char *str)
-{
- int v;
-
- if (get_option(&str, &v) > 0)
- memcg_sysfs_enabled = v;
-
- return 1;
-}
-
-__setup("slub_memcg_sysfs=", setup_slub_memcg_sysfs);
-#endif
-
static ssize_t show_slab_objects(struct kmem_cache *s,
char *buf, unsigned long flags)
{