* [PATCH] mm: remove useless lines in enable_cpucache()
@ 2021-09-30 3:48 Shi Lei
2021-09-30 8:22 ` Vlastimil Babka
2021-10-04 1:09 ` David Rientjes
0 siblings, 2 replies; 4+ messages in thread
From: Shi Lei @ 2021-09-30 3:48 UTC (permalink / raw)
To: cl, penberg, rientjes, iamjoonsoo.kim, akpm, vbabka
Cc: linux-mm, linux-kernel, Shi Lei
These lines are useless, so remove them.
Signed-off-by: Shi Lei <shi_lei@massclouds.com>
---
mm/slab.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/mm/slab.c b/mm/slab.c
index 4d826394ffcb..01775fe0e002 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3900,8 +3900,6 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp)
if (err)
goto end;
- if (limit && shared && batchcount)
- goto skip_setup;
/*
* The head array serves three purposes:
* - create a LIFO ordering, i.e. return objects that are cache-warm
@@ -3944,7 +3942,6 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp)
limit = 32;
#endif
batchcount = (limit + 1) / 2;
-skip_setup:
err = do_tune_cpucache(cachep, limit, batchcount, shared, gfp);
end:
if (err)
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] mm: remove useless lines in enable_cpucache()
2021-09-30 3:48 [PATCH] mm: remove useless lines in enable_cpucache() Shi Lei
@ 2021-09-30 8:22 ` Vlastimil Babka
2021-10-04 1:09 ` David Rientjes
1 sibling, 0 replies; 4+ messages in thread
From: Vlastimil Babka @ 2021-09-30 8:22 UTC (permalink / raw)
To: Shi Lei, cl, penberg, rientjes, iamjoonsoo.kim, akpm
Cc: linux-mm, linux-kernel
On 9/30/21 05:48, Shi Lei wrote:
> These lines are useless, so remove them.
I would clarify that they are useless after commit 10befea91b61 ("mm:
memcg/slab: use a single set of kmem_caches for all allocations")
> Signed-off-by: Shi Lei <shi_lei@massclouds.com>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
> ---
> mm/slab.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/mm/slab.c b/mm/slab.c
> index 4d826394ffcb..01775fe0e002 100644
> --- a/mm/slab.c
> +++ b/mm/slab.c
> @@ -3900,8 +3900,6 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp)
> if (err)
> goto end;
>
> - if (limit && shared && batchcount)
> - goto skip_setup;
> /*
> * The head array serves three purposes:
> * - create a LIFO ordering, i.e. return objects that are cache-warm
> @@ -3944,7 +3942,6 @@ static int enable_cpucache(struct kmem_cache *cachep, gfp_t gfp)
> limit = 32;
> #endif
> batchcount = (limit + 1) / 2;
> -skip_setup:
> err = do_tune_cpucache(cachep, limit, batchcount, shared, gfp);
> end:
> if (err)
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mm: remove useless lines in enable_cpucache()
2021-09-30 3:48 [PATCH] mm: remove useless lines in enable_cpucache() Shi Lei
@ 2021-10-04 1:09 ` David Rientjes
2021-10-04 1:09 ` David Rientjes
1 sibling, 0 replies; 4+ messages in thread
From: David Rientjes @ 2021-10-04 1:09 UTC (permalink / raw)
To: Shi Lei; +Cc: cl, penberg, iamjoonsoo.kim, akpm, vbabka, linux-mm, linux-kernel
On Thu, 30 Sep 2021, Shi Lei wrote:
> These lines are useless, so remove them.
>
> Signed-off-by: Shi Lei <shi_lei@massclouds.com>
Acked-by: David Rientjes <rientjes@google.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mm: remove useless lines in enable_cpucache()
@ 2021-10-04 1:09 ` David Rientjes
0 siblings, 0 replies; 4+ messages in thread
From: David Rientjes @ 2021-10-04 1:09 UTC (permalink / raw)
To: Shi Lei; +Cc: cl, penberg, iamjoonsoo.kim, akpm, vbabka, linux-mm, linux-kernel
On Thu, 30 Sep 2021, Shi Lei wrote:
> These lines are useless, so remove them.
>
> Signed-off-by: Shi Lei <shi_lei@massclouds.com>
Acked-by: David Rientjes <rientjes@google.com>
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-10-04 1:09 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2021-09-30 3:48 [PATCH] mm: remove useless lines in enable_cpucache() Shi Lei
2021-09-30 8:22 ` Vlastimil Babka
2021-10-04 1:09 ` David Rientjes
2021-10-04 1:09 ` David Rientjes
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