[PATCH v2 05/21] mm/memcontrol: remove CONFIG_SLAB #ifdef guards

From: Vlastimil Babka
Date: Mon Nov 20 2023 - 13:34:57 EST


With SLAB removed, these are never true anymore so we can clean up.

Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
---
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