SLUB: It is legit to allocate a slab of the maximum permitted size

Sorry I screwed up the comparison. It is only an error if we attempt
to allocate a slab larger than the maximum allowed size.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index fd6627e..c6c1f4a 100644 (file)
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -88,7 +88,7 @@ static inline int kmalloc_index(int size)
         */
        WARN_ON_ONCE(size == 0);
 
-       if (size >= (1 << KMALLOC_SHIFT_HIGH))
+       if (size > (1 << KMALLOC_SHIFT_HIGH))
                return -1;
 
        if (size > 64 && size <= 96)