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Subject[PATCH v8 06/12] mm: slub: share slab_err and object_err functions
Date
Remove static and add function declarations to mm/slab.h so they
could be used by kernel address sanitizer.

Signed-off-by: Andrey Ryabinin <a.ryabinin@samsung.com>
---
include/linux/slub_def.h | 5 +++++
mm/slub.c | 4 ++--
2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index c75bc1d..144b5cb 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -115,4 +115,9 @@ static inline void *virt_to_obj(struct kmem_cache *s, void *slab_page, void *x)
return x - ((x - slab_page) % s->size);
}

+__printf(3, 4)
+void slab_err(struct kmem_cache *s, struct page *page, const char *fmt, ...);
+void object_err(struct kmem_cache *s, struct page *page,
+ u8 *object, char *reason);
+
#endif /* _LINUX_SLUB_DEF_H */
diff --git a/mm/slub.c b/mm/slub.c
index 95d2142..0c01584 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -629,14 +629,14 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
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);
print_trailer(s, page, object);
}

-static void slab_err(struct kmem_cache *s, struct page *page,
+void slab_err(struct kmem_cache *s, struct page *page,
const char *fmt, ...)
{
va_list args;
--
2.1.3


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