/* * include/linux/kmemleak.h * * Copyright (C) 2008 ARM Limited * Written by Catalin Marinas <catalin.marinas@arm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __KMEMLEAK_H #define __KMEMLEAK_H #ifdef CONFIG_DEBUG_KMEMLEAK extern void kmemleak_init(void); extern void kmemleak_alloc(const void *ptr, size_t size, int min_count, gfp_t gfp); extern void kmemleak_free(const void *ptr); extern void kmemleak_padding(const void *ptr, unsigned long offset, size_t size); extern void kmemleak_not_leak(const void *ptr); extern void kmemleak_ignore(const void *ptr); extern void kmemleak_scan_area(const void *ptr, unsigned long offset, size_t length, gfp_t gfp); extern void kmemleak_no_scan(const void *ptr); static inline void kmemleak_alloc_recursive(const void *ptr, size_t size, int min_count, unsigned long flags, gfp_t gfp) { if (!(flags & SLAB_NOLEAKTRACE)) kmemleak_alloc(ptr, size, min_count, gfp); } static inline void kmemleak_free_recursive(const void *ptr, unsigned long flags) { if (!(flags & SLAB_NOLEAKTRACE)) kmemleak_free(ptr); } static inline void kmemleak_erase(void **ptr) { *ptr = NULL; } #else static inline void kmemleak_init(void) { } static inline void kmemleak_alloc(const void *ptr, size_t size, int min_count, gfp_t gfp) { } static inline void kmemleak_alloc_recursive(const void *ptr, size_t size, int min_count, unsigned long flags, gfp_t gfp) { } static inline void kmemleak_free(const void *ptr) { } static inline void kmemleak_free_recursive(const void *ptr, unsigned long flags) { } static inline void kmemleak_not_leak(const void *ptr) { } static inline void kmemleak_ignore(const void *ptr) { } static inline void kmemleak_scan_area(const void *ptr, unsigned long offset, size_t length, gfp_t gfp) { } static inline void kmemleak_erase(void **ptr) { } static inline void kmemleak_no_scan(const void *ptr) { } #endif /* CONFIG_DEBUG_KMEMLEAK */ #endif /* __KMEMLEAK_H */