Commit f619cfe1 authored by Christoph Lameter's avatar Christoph Lameter

slub: Add kmalloc_large_node() to support kmalloc_node fallback

Slub is missing some NUMA support for large kmallocs. Provide that.
Reviewed-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: default avatarChristoph Lameter <clameter@sgi.com>
parent 76931434
......@@ -2592,13 +2592,24 @@ void *__kmalloc(size_t size, gfp_t flags)
}
EXPORT_SYMBOL(__kmalloc);
static void *kmalloc_large_node(size_t size, gfp_t flags, int node)
{
struct page *page = alloc_pages_node(node, flags | __GFP_COMP,
get_order(size));
if (page)
return page_address(page);
else
return NULL;
}
#ifdef CONFIG_NUMA
void *__kmalloc_node(size_t size, gfp_t flags, int node)
{
struct kmem_cache *s;
if (unlikely(size > PAGE_SIZE))
return kmalloc_large(size, flags);
return kmalloc_large_node(size, flags, node);
s = get_slab(size, flags);
......@@ -3146,7 +3157,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
struct kmem_cache *s;
if (unlikely(size > PAGE_SIZE))
return kmalloc_large(size, gfpflags);
return kmalloc_large_node(size, gfpflags, node);
s = get_slab(size, gfpflags);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment