The patch titled
Subject: mm: slub: share object_err function
has been added to the -mm tree. Its filename is
mm-slub-share-object_err-function.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-slub-share-object_err-function.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-slub-share-object_err-function.patch
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------------------------------------------------------
From: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
Subject: mm: slub: share object_err function
Remove static and add function declarations to linux/slub_def.h so it
could be used by kernel address sanitizer.
Signed-off-by: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Konstantin Serebryany <kcc@xxxxxxxxxx>
Cc: Dmitry Chernenkov <dmitryc@xxxxxxxxxx>
Cc: Andrey Konovalov <adech.fo@xxxxxxxxx>
Cc: Yuri Gribov <tetra2005@xxxxxxxxx>
Cc: Konstantin Khlebnikov <koct9i@xxxxxxxxx>
Cc: Sasha Levin <sasha.levin@xxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/slub_def.h | 3 +++
mm/slub.c | 2 +-
2 files changed, 4 insertions(+), 1 deletion(-)
diff -puN include/linux/slub_def.h~mm-slub-share-object_err-function include/linux/slub_def.h
--- a/include/linux/slub_def.h~mm-slub-share-object_err-function
+++ a/include/linux/slub_def.h
@@ -126,4 +126,7 @@ static inline void *virt_to_obj(struct k
return (void *)x - ((x - slab_page) % s->size);
}
+void object_err(struct kmem_cache *s, struct page *page,
+ u8 *object, char *reason);
+
#endif /* _LINUX_SLUB_DEF_H */
diff -puN mm/slub.c~mm-slub-share-object_err-function mm/slub.c
--- a/mm/slub.c~mm-slub-share-object_err-function
+++ a/mm/slub.c
@@ -629,7 +629,7 @@ static void print_trailer(struct kmem_ca
dump_stack();
}
-static void object_err(struct kmem_cache *s, struct page *page,
+void object_err(struct kmem_cache *s, struct page *page,
u8 *object, char *reason)
{
slab_bug(s, "%s", reason);
_
Patches currently in -mm which might be from a.ryabinin@xxxxxxxxxxx are
compiler-introduce-__aliassymbol-shortcut.patch
add-kernel-address-sanitizer-infrastructure.patch
kasan-disable-memory-hotplug.patch
x86_64-add-kasan-support.patch
mm-page_alloc-add-kasan-hooks-on-alloc-and-free-paths.patch
mm-slub-introduce-virt_to_obj-function.patch
mm-slub-share-object_err-function.patch
mm-slub-introduce-metadata_access_enable-metadata_access_disable.patch
mm-slub-add-kernel-address-sanitizer-support-for-slub-allocator.patch
fs-dcache-manually-unpoison-dname-after-allocation-to-shut-up-kasans-reports.patch
kmemleak-disable-kasan-instrumentation-for-kmemleak.patch
lib-add-kasan-test-module.patch
x86_64-kasan-add-interceptors-for-memset-memmove-memcpy-functions.patch
kasan-enable-stack-instrumentation.patch
mm-vmalloc-add-flag-preventing-guard-hole-allocation.patch
mm-vmalloc-pass-additional-vm_flags-to-__vmalloc_node_range.patch
kernel-add-support-for-init_array-constructors.patch
module-fix-types-of-device-tables-aliases.patch
kasan-enable-instrumentation-of-global-variables.patch
hugetlb-sysctl-pass-extra1-=-null-rather-then-extra1-=-zero.patch
mm-hugetlb-fix-type-of-hugetlb_treat_as_movable-variable.patch
proc-pagemap-walk-page-tables-under-pte-lock.patch
linux-next.patch
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