The patch titled
SLUB: use check_valid_pointer in kmem_ptr_validate
has been removed from the -mm tree. Its filename was
slub-use-check_valid_pointer-in-kmem_ptr_validate.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: SLUB: use check_valid_pointer in kmem_ptr_validate
From: Christoph Lameter <clameter@xxxxxxx>
We needlessly duplicate code. Also make check_valid_pointer inline.
Signed-off-by: Christoph LAemter <clameter@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/slub.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)
diff -puN mm/slub.c~slub-use-check_valid_pointer-in-kmem_ptr_validate mm/slub.c
--- a/mm/slub.c~slub-use-check_valid_pointer-in-kmem_ptr_validate
+++ a/mm/slub.c
@@ -405,9 +405,8 @@ static int check_bytes(u8 *start, unsign
return 1;
}
-
-static int check_valid_pointer(struct kmem_cache *s, struct page *page,
- void *object)
+static inline int check_valid_pointer(struct kmem_cache *s,
+ struct page *page, const void *object)
{
void *base;
@@ -1796,13 +1795,7 @@ int kmem_ptr_validate(struct kmem_cache
/* No slab or wrong slab */
return 0;
- addr = page_address(page);
- if (object < addr || object >= addr + s->objects * s->size)
- /* Out of bounds */
- return 0;
-
- if ((object - addr) % s->size)
- /* Improperly aligned */
+ if (!check_valid_pointer(s, page, object))
return 0;
/*
_
Patches currently in -mm which might be from clameter@xxxxxxx are
origin.patch
slub-support-concurrent-local-and-remote-frees-and-allocs-on-a-slab.patch
quicklist-support-for-ia64.patch
quicklist-support-for-x86_64.patch
slub-exploit-page-mobility-to-increase-allocation-order.patch
slub-mm-only-make-slub-the-default-slab-allocator.patch
slub-reduce-antifrag-max-order.patch
slub-i386-support.patch
define-percpu-smp-cacheline-align-interface.patch
call-percpu-smp-cacheline-algin-interface.patch
remove-constructor-from-buffer_head.patch
mm-implement-swap-prefetching.patch
revoke-core-code.patch
-
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