Messages in this thread Patch in this message | | | Subject | [PATCH 3/4] mm/slab: Add __free() support for kvfree | From | Dan Williams <> | Date | Fri, 28 Jul 2023 12:31:10 -0700 |
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Allow for the declaration of variables that trigger kvfree() when they go out of scope.
Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- include/linux/slab.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/linux/slab.h b/include/linux/slab.h index 848c7c82ad5a..241025367943 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -746,6 +746,8 @@ static inline __alloc_size(1, 2) void *kvcalloc(size_t n, size_t size, gfp_t fla extern void *kvrealloc(const void *p, size_t oldsize, size_t newsize, gfp_t flags) __realloc_size(3); extern void kvfree(const void *addr); +DEFINE_FREE(kvfree, void *, if (_T) kvfree(_T)) + extern void kvfree_sensitive(const void *addr, size_t len); unsigned int kmem_cache_size(struct kmem_cache *s);
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