Messages in this thread Patch in this message | | | From | Matthias Kaehlcke <> | Subject | [PATCH 1/3] mm/slub: Only define kmalloc_large_node_hook() for NUMA systems | Date | Fri, 19 May 2017 14:00:34 -0700 |
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The function is only used when CONFIG_NUMA=y. Placing it in an #ifdef block fixes the following warning when building with clang:
mm/slub.c:1246:20: error: unused function 'kmalloc_large_node_hook' [-Werror,-Wunused-function]
Signed-off-by: Matthias Kaehlcke <mka@chromium.org> --- mm/slub.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/mm/slub.c b/mm/slub.c index 57e5156f02be..66e1046435b7 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1313,11 +1313,14 @@ static inline void dec_slabs_node(struct kmem_cache *s, int node, * Hooks for other subsystems that check memory allocations. In a typical * production configuration these hooks all should produce no code at all. */ + +#ifdef CONFIG_NUMA static inline void kmalloc_large_node_hook(void *ptr, size_t size, gfp_t flags) { kmemleak_alloc(ptr, size, 1, flags); kasan_kmalloc_large(ptr, size, flags); } +#endif static inline void kfree_hook(const void *x) { -- 2.13.0.303.g4ebf302169-goog
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