On 5/4/07, Peter Zijlstra <[email protected]> wrote:
Expost buffer_size in order to allow fair estimates on the actual space
used/needed.
[snip]
#ifdef CONFIG_SLAB_FAIR
-static inline int slab_alloc_rank(gfp_t flags)
+static __always_inline int slab_alloc_rank(gfp_t flags)
{
return gfp_to_rank(flags);
}
#else
-static inline int slab_alloc_rank(gfp_t flags)
+static __always_inline int slab_alloc_rank(gfp_t flags)
{
return 0;
}
Me thinks this hunk doesn't belong in this patch.
@@ -3815,6 +3815,12 @@ unsigned int kmem_cache_size(struct kmem
}
EXPORT_SYMBOL(kmem_cache_size);
+unsigned int kmem_cache_objsize(struct kmem_cache *cachep)
+{
+ return cachep->buffer_size;
+}
+EXPORT_SYMBOL_GPL(kmem_cache_objsize);
+
const char *kmem_cache_name(struct kmem_cache *cachep)
{
return cachep->name;
@@ -4512,3 +4518,9 @@ unsigned int ksize(const void *objp)
return obj_size(virt_to_cache(objp));
}
+
+unsigned int kobjsize(size_t size)
+{
+ return kmem_cache_objsize(kmem_find_general_cachep(size, 0));
+}
+EXPORT_SYMBOL_GPL(kobjsize);
Looks good to me. Unfortunately, you need to do SLUB as well. Aah, the
wonders of three kernel memory allocators... ;-)
Pekka
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