[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>

1 files changed, 2 insertions, 4 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;