[PATCH] slab: remove alloc_pages() calls

The slab allocator never uses alloc_pages since kmem_getpages() is always
called with a valid nodeid.  Remove the branch and the code from
kmem_getpages()

Signed-off-by: Christoph Lameter <[email protected]>
Cc: Manfred Spraul <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/mm/slab.c b/mm/slab.c
index 15d25ae5b6869592f35464c21c649c2a0f5e6c9e..e5ec26e0c4603c9ee19a7ea5878426ea2420cddd 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1205,11 +1205,7 @@ static void *kmem_getpages(kmem_cache_t *cachep, gfp_t flags, int nodeid)
        int i;
 
        flags |= cachep->gfpflags;
-       if (likely(nodeid == -1)) {
-               page = alloc_pages(flags, cachep->gfporder);
-       } else {
-               page = alloc_pages_node(nodeid, flags, cachep->gfporder);
-       }
+       page = alloc_pages_node(nodeid, flags, cachep->gfporder);
        if (!page)
                return NULL;
        addr = page_address(page);