From: Vlastimil Babka <vbabka@suse.cz>
To: David Rientjes <rientjes@google.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Hyeonggon Yoo <42.hyeyoo@gmail.com>,
Roman Gushchin <roman.gushchin@linux.dev>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Alexander Potapenko <glider@google.com>,
Andrey Konovalov <andreyknvl@gmail.com>,
Dmitry Vyukov <dvyukov@google.com>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Marco Elver <elver@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@kernel.org>,
Shakeel Butt <shakeelb@google.com>,
Muchun Song <muchun.song@linux.dev>,
Kees Cook <keescook@chromium.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
kasan-dev@googlegroups.com, cgroups@vger.kernel.org,
linux-hardening@vger.kernel.org, Michal Hocko <mhocko@suse.com>,
Vlastimil Babka <vbabka@suse.cz>
Subject: [PATCH v2 05/21] mm/memcontrol: remove CONFIG_SLAB #ifdef guards
Date: Mon, 20 Nov 2023 19:34:16 +0100 [thread overview]
Message-ID: <20231120-slab-remove-slab-v2-5-9c9c70177183@suse.cz> (raw)
In-Reply-To: <20231120-slab-remove-slab-v2-0-9c9c70177183@suse.cz>
With SLAB removed, these are never true anymore so we can clean up.
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
---
mm/memcontrol.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 774bd6e21e27..947fb50eba31 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5149,7 +5149,7 @@ static ssize_t memcg_write_event_control(struct kernfs_open_file *of,
return ret;
}
-#if defined(CONFIG_MEMCG_KMEM) && (defined(CONFIG_SLAB) || defined(CONFIG_SLUB_DEBUG))
+#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_SLUB_DEBUG)
static int mem_cgroup_slab_show(struct seq_file *m, void *p)
{
/*
@@ -5258,8 +5258,7 @@ static struct cftype mem_cgroup_legacy_files[] = {
.write = mem_cgroup_reset,
.read_u64 = mem_cgroup_read_u64,
},
-#if defined(CONFIG_MEMCG_KMEM) && \
- (defined(CONFIG_SLAB) || defined(CONFIG_SLUB_DEBUG))
+#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_SLUB_DEBUG)
{
.name = "kmem.slabinfo",
.seq_show = mem_cgroup_slab_show,
--
2.42.1
next prev parent reply other threads:[~2023-11-20 18:34 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-20 18:34 [PATCH v2 00/21] remove the SLAB allocator Vlastimil Babka
2023-11-20 18:34 ` [PATCH v2 01/21] mm/slab, docs: switch mm-api docs generation from slab.c to slub.c Vlastimil Babka
2023-11-24 0:46 ` David Rientjes
2023-12-05 3:53 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 02/21] mm/slab: remove CONFIG_SLAB from all Kconfig and Makefile Vlastimil Babka
2023-12-05 4:15 ` Hyeonggon Yoo
2023-12-05 10:14 ` Vlastimil Babka
2023-12-06 0:08 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 03/21] KASAN: remove code paths guarded by CONFIG_SLAB Vlastimil Babka
2023-11-21 8:23 ` Hyeonggon Yoo
2023-11-21 16:47 ` Andrey Konovalov
2023-12-05 4:26 ` Hyeonggon Yoo
2023-12-05 4:48 ` Hyeonggon Yoo
2023-12-05 10:16 ` Vlastimil Babka
2023-11-20 18:34 ` [PATCH v2 04/21] KFENCE: cleanup kfence_guarded_alloc() after CONFIG_SLAB removal Vlastimil Babka
2023-12-06 8:01 ` Hyeonggon Yoo
2023-11-20 18:34 ` Vlastimil Babka [this message]
2023-12-06 8:12 ` [PATCH v2 05/21] mm/memcontrol: remove CONFIG_SLAB #ifdef guards Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 06/21] cpu/hotplug: remove CPUHP_SLAB_PREPARE hooks Vlastimil Babka
2023-12-01 11:28 ` Thomas Gleixner
2023-12-06 8:28 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 07/21] mm/slab: remove CONFIG_SLAB code from slab common code Vlastimil Babka
2023-12-06 9:05 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 08/21] mm/mempool/dmapool: remove CONFIG_DEBUG_SLAB ifdefs Vlastimil Babka
2023-12-06 9:10 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 09/21] mm/slab: remove mm/slab.c and slab_def.h Vlastimil Babka
2023-11-22 20:07 ` Christoph Lameter
2023-12-06 9:31 ` Hyeonggon Yoo
2023-12-06 9:37 ` Vlastimil Babka
2023-11-20 18:34 ` [PATCH v2 10/21] mm/slab: move struct kmem_cache_cpu declaration to slub.c Vlastimil Babka
2023-12-06 9:35 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 11/21] mm/slab: move the rest of slub_def.h to mm/slab.h Vlastimil Babka
2023-12-06 9:45 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 12/21] mm/slab: consolidate includes in the internal mm/slab.h Vlastimil Babka
2023-12-07 0:30 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 13/21] mm/slab: move pre/post-alloc hooks from slab.h to slub.c Vlastimil Babka
2023-12-07 0:43 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 14/21] mm/slab: move memcg related functions " Vlastimil Babka
2023-12-07 0:59 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 15/21] mm/slab: move struct kmem_cache_node " Vlastimil Babka
2023-12-07 1:11 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 16/21] mm/slab: move kfree() from slab_common.c " Vlastimil Babka
2023-12-05 4:38 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 17/21] mm/slab: move kmalloc_slab() to mm/slab.h Vlastimil Babka
2023-12-07 1:28 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 18/21] mm/slab: move kmalloc() functions from slab_common.c to slub.c Vlastimil Babka
2023-12-07 1:30 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 19/21] mm/slub: remove slab_alloc() and __kmem_cache_alloc_lru() wrappers Vlastimil Babka
2023-12-07 1:35 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 20/21] mm/slub: optimize alloc fastpath code layout Vlastimil Babka
2023-12-07 2:32 ` Hyeonggon Yoo
2023-11-20 18:34 ` [PATCH v2 21/21] mm/slub: optimize free fast path " Vlastimil Babka
2023-12-07 2:40 ` Hyeonggon Yoo
2023-11-24 0:45 ` [PATCH v2 00/21] remove the SLAB allocator David Rientjes
2023-11-24 9:26 ` Vlastimil Babka
2023-12-07 2:45 ` Hyeonggon Yoo
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