Re: [PATCH] make kmem_find_general_cachep static in slab.c

[Manfred Spraul]

Christoph Hellwig wrote:

> --- 1.35/include/linux/slab.h	2004-09-03 11:08:25 +02:00
> +++ edited/include/linux/slab.h	2004-09-07 14:47:58 +02:00
> @@ -55,7 +55,6 @@
> /* prototypes */
> extern void kmem_cache_init(void);
>
> -extern kmem_cache_t *kmem_find_general_cachep(size_t, int gfpflags);
>  

Why?
It's intended for users that want to kmalloc always the same amount of 
memory.
For example the network layer could call kmem_find_general_cachep once 
for dev->mtu and then just call kmem_cache_alloc instead of kmalloc. The 
loop in kmalloc often needs more cpu cycles than the actual alloc.

--
   Manfred
-
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