From: Hyeonggon Yoo <42.hyeyoo@gmail.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Marco Elver <elver@google.com>,
Matthew WilCox <willy@infradead.org>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 20/23] mm/slab_common: factor out __do_kmalloc_node()
Date: Thu, 14 Apr 2022 20:45:47 +0900 [thread overview]
Message-ID: <YlgJay8qV/f+k4X6@hyeyoo> (raw)
In-Reply-To: <20220414085727.643099-21-42.hyeyoo@gmail.com>
On Thu, Apr 14, 2022 at 05:57:24PM +0900, Hyeonggon Yoo wrote:
> Factor out common code into __do_kmalloc_node().
>
> Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
> ---
> mm/slab_common.c | 27 ++++++++++-----------------
> 1 file changed, 10 insertions(+), 17 deletions(-)
>
> diff --git a/mm/slab_common.c b/mm/slab_common.c
> index 6abe7f61c197..af563e64e8aa 100644
> --- a/mm/slab_common.c
> +++ b/mm/slab_common.c
> @@ -919,7 +919,9 @@ void free_large_kmalloc(struct folio *folio, void *object)
> __free_pages(folio_page(folio, 0), order);
> }
>
> -void *__kmalloc_node(size_t size, gfp_t flags, int node)
> +static __always_inline
> +void *__do_kmalloc_node(size_t size, gfp_t flags, int node,
> + unsigned long caller __maybe_unused)
> {
> struct kmem_cache *s;
> void *ret;
> @@ -932,31 +934,22 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node)
> if (unlikely(ZERO_OR_NULL_PTR(s)))
> return s;
>
> - ret = __kmem_cache_alloc_node(s, NULL, flags, node, _RET_IP_);
> + ret = __kmem_cache_alloc_node(s, NULL, flags, node, caller);
> ret = kasan_kmalloc(s, ret, size, flags);
>
> return ret;
> }
> +
> +void *__kmalloc_node(size_t size, gfp_t flags, int node)
> +{
> + return __do_kmalloc_node(size, flags, node, _RET_IP_);
> +}
> EXPORT_SYMBOL(__kmalloc_node);
>
> void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
> int node, unsigned long caller)
> {
> - struct kmem_cache *s;
> - void *ret;
> -
> - if (unlikely(size > KMALLOC_MAX_CACHE_SIZE))
> - return kmalloc_large_node(size, gfpflags, node);
> -
> - s = kmalloc_slab(size, gfpflags);
> -
> - if (unlikely(ZERO_OR_NULL_PTR(s)))
> - return s;
> -
> - ret = __kmem_cache_alloc_node(s, NULL, gfpflags, node, caller);
> - ret = kasan_kmalloc(s, ret, size, gfpflags);
> -
> - return ret;
> + return __do_kmalloc_node(size, flags, node, caller);
Ah, 'flags' is undefined here. (it's gfpflags here)
Seems like I sent a version of this patch before fixing build error.
I'll send updated version when sending v3 :)
> }
> EXPORT_SYMBOL(__kmalloc_node_track_caller);
>
> --
> 2.32.0
>
--
Thanks,
Hyeonggon
next prev parent reply other threads:[~2022-04-14 11:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-14 8:57 [PATCH v2 00/23] common kmalloc for SLUB and SLAB v2 Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 01/23] mm/slab: move NUMA-related code to __do_cache_alloc() Hyeonggon Yoo
2022-04-22 18:04 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 02/23] mm/slab: cleanup slab_alloc() and slab_alloc_node() Hyeonggon Yoo
2022-04-25 14:05 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 03/23] mm/slab_common: remove CONFIG_NUMA ifdefs for common kmalloc functions Hyeonggon Yoo
2022-04-25 14:41 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 04/23] mm/slab_common: cleanup kmalloc_track_caller() Hyeonggon Yoo
2022-04-25 15:05 ` Vlastimil Babka
2022-04-26 15:49 ` Vlastimil Babka
2022-04-30 11:44 ` Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 05/23] mm/slab_common: cleanup __kmalloc() Hyeonggon Yoo
2022-04-26 16:02 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 06/23] mm/sl[auo]b: fold kmalloc_order_trace() into kmalloc_large() Hyeonggon Yoo
2022-04-26 16:09 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 07/23] mm/slub: move kmalloc_large_node() to slab_common.c Hyeonggon Yoo
2022-04-26 16:13 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 08/23] mm/slab_common: make kmalloc_large_node() consistent with kmalloc_large() Hyeonggon Yoo
2022-04-26 17:15 ` Vlastimil Babka
2022-04-28 6:35 ` Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 09/23] mm/slab_common: cleanup kmalloc_large() Hyeonggon Yoo
2022-04-26 17:18 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 10/23] mm/slab_common: cleanup kmem_cache_alloc{,node,lru} Hyeonggon Yoo
2022-04-26 18:01 ` Vlastimil Babka
2022-04-30 11:48 ` Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 11/23] mm/slab_common: kmalloc_node: pass large requests to page allocator Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 12/23] mm/slab_common: cleanup kmalloc() Hyeonggon Yoo
2022-04-26 18:00 ` Joe Perches
2022-04-28 11:30 ` Hyeonggon Yoo
2022-04-27 7:50 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 13/23] mm/slab: kmalloc: pass requests larger than order-1 page to page allocator Hyeonggon Yoo
2022-04-27 8:10 ` Vlastimil Babka
2022-04-30 11:50 ` Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 14/23] mm/slab_common: print cache name in tracepoints Hyeonggon Yoo
2022-04-29 14:05 ` Vlastimil Babka
2022-04-30 14:06 ` Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 15/23] mm/slab_common: use same tracepoint in kmalloc and normal caches Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 16/23] mm/slab_common: rename tracepoint Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 17/23] mm/slab_common: implement __kmem_cache_free() Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 18/23] mm/sl[au]b: generalize kmalloc subsystem Hyeonggon Yoo
2022-04-29 14:30 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 19/23] mm/slab_common: add kasan_kmalloc() in __kmalloc_node_track_caller() Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 20/23] mm/slab_common: factor out __do_kmalloc_node() Hyeonggon Yoo
2022-04-14 11:45 ` Hyeonggon Yoo [this message]
2022-04-29 14:48 ` Vlastimil Babka
2022-04-14 8:57 ` [PATCH v2 21/23] mm/sl[au]b: remove kmem_cache_alloc_node_trace() Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 22/23] mm/sl[auo]b: move definition of __ksize() to mm/slab.h Hyeonggon Yoo
2022-04-14 8:57 ` [PATCH v2 23/23] mm/sl[au]b: check if large object is valid in __ksize() Hyeonggon Yoo
2022-04-14 9:58 ` Christoph Lameter
2022-04-14 11:46 ` Hyeonggon Yoo
2022-04-14 12:36 ` [PATCH v2 00/23] common kmalloc for SLUB and SLAB v2 Hyeonggon Yoo
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