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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2006-03-25 03:06:43 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-25 08:22:49 -0800 |
| commit | c5e3b83e97be4e09961c0af101644643e5d03d17 (patch) | |
| tree | 29863b7ff7452d10f0af51c3ff7ef72235e81c90 | |
| parent | 40c07ae8daa659b8feb149c84731629386873c16 (diff) | |
| download | lwn-c5e3b83e97be4e09961c0af101644643e5d03d17.tar.gz lwn-c5e3b83e97be4e09961c0af101644643e5d03d17.zip | |
[PATCH] mm: use kmem_cache_zalloc
Convert mm/ to use the new kmem_cache_zalloc allocator.
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | mm/mmap.c | 6 | ||||
| -rw-r--r-- | mm/slab.c | 3 |
2 files changed, 3 insertions, 6 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 0eb9894db6de..4f5b5709136a 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1040,12 +1040,11 @@ munmap_back: * specific mapper. the address has already been validated, but * not unmapped, but the maps are removed from the list. */ - vma = kmem_cache_alloc(vm_area_cachep, SLAB_KERNEL); + vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); if (!vma) { error = -ENOMEM; goto unacct_error; } - memset(vma, 0, sizeof(*vma)); vma->vm_mm = mm; vma->vm_start = addr; @@ -1896,12 +1895,11 @@ unsigned long do_brk(unsigned long addr, unsigned long len) /* * create a vma struct for an anonymous mapping */ - vma = kmem_cache_alloc(vm_area_cachep, SLAB_KERNEL); + vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); if (!vma) { vm_unacct_memory(len >> PAGE_SHIFT); return -ENOMEM; } - memset(vma, 0, sizeof(*vma)); vma->vm_mm = mm; vma->vm_start = addr; diff --git a/mm/slab.c b/mm/slab.c index 6f5aeebd4306..6a3760e0353c 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -1990,10 +1990,9 @@ kmem_cache_create (const char *name, size_t size, size_t align, align = ralign; /* Get cache's description obj. */ - cachep = kmem_cache_alloc(&cache_cache, SLAB_KERNEL); + cachep = kmem_cache_zalloc(&cache_cache, SLAB_KERNEL); if (!cachep) goto oops; - memset(cachep, 0, sizeof(struct kmem_cache)); #if DEBUG cachep->obj_size = size; |