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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>,
	Hyeonggon Yoo <42.hyeyoo@gmail.com>,
	Roman Gushchin <roman.gushchin@linux.dev>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 09/23] mm/slab_common: cleanup kmalloc_large()
Date: Thu, 14 Apr 2022 17:57:13 +0900	[thread overview]
Message-ID: <20220414085727.643099-10-42.hyeyoo@gmail.com> (raw)
In-Reply-To: <20220414085727.643099-1-42.hyeyoo@gmail.com>

Now that kmalloc_large() and kmalloc_large_node() do same job,
make kmalloc_large() wrapper of kmalloc_large_node().

Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
---
 include/linux/slab.h |  9 ++++++---
 mm/slab_common.c     | 24 ------------------------
 2 files changed, 6 insertions(+), 27 deletions(-)

diff --git a/include/linux/slab.h b/include/linux/slab.h
index 97336acbebbf..143830f57a7f 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -484,11 +484,14 @@ static __always_inline void *kmem_cache_alloc_node_trace(struct kmem_cache *s, g
 }
 #endif /* CONFIG_TRACING */
 
-extern void *kmalloc_large(size_t size, gfp_t flags) __assume_page_alignment
-						     __alloc_size(1);
-
 extern void *kmalloc_large_node(size_t size, gfp_t flags, int node)
 				__assume_page_alignment __alloc_size(1);
+
+static __always_inline void *kmalloc_large(size_t size, gfp_t flags)
+{
+	return kmalloc_large_node(size, flags, NUMA_NO_NODE);
+}
+
 /**
  * kmalloc - allocate memory
  * @size: how many bytes of memory are required.
diff --git a/mm/slab_common.c b/mm/slab_common.c
index cf17be8cd9ad..30684efc89d7 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -925,30 +925,6 @@ gfp_t kmalloc_fix_flags(gfp_t flags)
  * directly to the page allocator. We use __GFP_COMP, because we will need to
  * know the allocation order to free the pages properly in kfree.
  */
-void *kmalloc_large(size_t size, gfp_t flags)
-{
-	void *ret = NULL;
-	struct page *page;
-	unsigned int order = get_order(size);
-
-	if (unlikely(flags & GFP_SLAB_BUG_MASK))
-		flags = kmalloc_fix_flags(flags);
-
-	flags |= __GFP_COMP;
-	page = alloc_pages(flags, order);
-	if (likely(page)) {
-		ret = page_address(page);
-		mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE_B,
-				      PAGE_SIZE << order);
-	}
-	ret = kasan_kmalloc_large(ret, size, flags);
-	/* As ret might get tagged, call kmemleak hook after KASAN. */
-	kmemleak_alloc(ret, size, 1, flags);
-	trace_kmalloc(_RET_IP_, ret, size, PAGE_SIZE << order, flags);
-	return ret;
-}
-EXPORT_SYMBOL(kmalloc_large);
-
 void *kmalloc_large_node(size_t size, gfp_t flags, int node)
 {
 	struct page *page;
-- 
2.32.0



  parent reply	other threads:[~2022-04-14  8:58 UTC|newest]

Thread overview: 49+ 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 ` Hyeonggon Yoo [this message]
2022-04-26 17:18   ` [PATCH v2 09/23] mm/slab_common: cleanup kmalloc_large() 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 20/23] mm/slab_common: factor out __do_kmalloc_node() Hyeonggon Yoo
2022-04-14 11:45   ` Hyeonggon Yoo
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
     [not found] ` <20220414085727.643099-9-42.hyeyoo@gmail.com>
2022-04-26 17:15   ` [PATCH v2 08/23] mm/slab_common: make kmalloc_large_node() consistent with kmalloc_large() Vlastimil Babka
2022-04-28  6:35     ` Hyeonggon Yoo

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