Messages in this thread Patch in this message | | | Date | Mon, 2 Apr 2007 12:18:13 +0200 | From | Johannes Weiner <> | Subject | [PATCH] Catch kmalloc() failure in kmem_cache_init() |
| |
Hi,
This patch makes kmem_cache_init() trigger a BUG when the calls to kmalloc() fail. Altough the kernel would not boot anyway on failure, this adds some clarity to the code.
Signed-off-by: Johannes Weiner <hannes-kernel@saeurebad.de>
diff --git a/mm/slab.c b/mm/slab.c index 57f7aa4..6d7e486 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -1512,6 +1512,7 @@ void __init kmem_cache_init(void) struct array_cache *ptr; ptr = kmalloc(sizeof(struct arraycache_init), GFP_KERNEL); + BUG_ON(!ptr); local_irq_disable(); BUG_ON(cpu_cache_get(&cache_cache) != &initarray_cache.cache); @@ -1526,6 +1527,7 @@ void __init kmem_cache_init(void) local_irq_enable(); ptr = kmalloc(sizeof(struct arraycache_init), GFP_KERNEL); + BUG_ON(!ptr); local_irq_disable(); BUG_ON(cpu_cache_get(malloc_sizes[INDEX_AC].cs_cachep) | |