projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 3c7b4e6b CM |
1 | /* |
| 2 | * include/linux/kmemleak.h | |
| 3 | * | |
| 4 | * Copyright (C) 2008 ARM Limited | |
| 5 | * Written by Catalin Marinas <catalin.marinas@arm.com> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License version 2 as | |
| 9 | * published by the Free Software Foundation. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 19 | */ | |
| 20 | ||
| 21 | #ifndef __KMEMLEAK_H | |
| 22 | #define __KMEMLEAK_H | |
| 23 | ||
| 24 | #ifdef CONFIG_DEBUG_KMEMLEAK | |
| 25 | ||
| 26 | extern void kmemleak_init(void); | |
| 27 | extern void kmemleak_alloc(const void *ptr, size_t size, int min_count, | |
| 28 | gfp_t gfp); | |
| 29 | extern void kmemleak_free(const void *ptr); | |
| 53238a60 | 30 | extern void kmemleak_free_part(const void *ptr, size_t size); |
| 3c7b4e6b CM |
31 | extern void kmemleak_padding(const void *ptr, unsigned long offset, |
| 32 | size_t size); | |
| 33 | extern void kmemleak_not_leak(const void *ptr); | |
| 34 | extern void kmemleak_ignore(const void *ptr); | |
| 35 | extern void kmemleak_scan_area(const void *ptr, unsigned long offset, | |
| 36 | size_t length, gfp_t gfp); | |
| 37 | extern void kmemleak_no_scan(const void *ptr); | |
| 38 | ||
| 39 | static inline void kmemleak_alloc_recursive(const void *ptr, size_t size, | |
| 40 | int min_count, unsigned long flags, | |
| 41 | gfp_t gfp) | |
| 42 | { | |
| 43 | if (!(flags & SLAB_NOLEAKTRACE)) | |
| 44 | kmemleak_alloc(ptr, size, min_count, gfp); | |
| 45 | } | |
| 46 | ||
| 47 | static inline void kmemleak_free_recursive(const void *ptr, unsigned long flags) | |
| 48 | { | |
| 49 | if (!(flags & SLAB_NOLEAKTRACE)) | |
| 50 | kmemleak_free(ptr); | |
| 51 | } | |
| 52 | ||
| 53 | static inline void kmemleak_erase(void **ptr) | |
| 54 | { | |
| 55 | *ptr = NULL; | |
| 56 | } | |
| 57 | ||
| 58 | #else | |
| 59 | ||
| 60 | static inline void kmemleak_init(void) | |
| 61 | { | |
| 62 | } | |
| 63 | static inline void kmemleak_alloc(const void *ptr, size_t size, int min_count, | |
| 64 | gfp_t gfp) | |
| 65 | { | |
| 66 | } | |
| 67 | static inline void kmemleak_alloc_recursive(const void *ptr, size_t size, | |
| 68 | int min_count, unsigned long flags, | |
| 69 | gfp_t gfp) | |
| 70 | { | |
| 71 | } | |
| 72 | static inline void kmemleak_free(const void *ptr) | |
| 73 | { | |
| 74 | } | |
| 53238a60 CM |
75 | static inline void kmemleak_free_part(const void *ptr, size_t size) |
| 76 | { | |
| 77 | } | |
| 3c7b4e6b CM |
78 | static inline void kmemleak_free_recursive(const void *ptr, unsigned long flags) |
| 79 | { | |
| 80 | } | |
| 81 | static inline void kmemleak_not_leak(const void *ptr) | |
| 82 | { | |
| 83 | } | |
| 84 | static inline void kmemleak_ignore(const void *ptr) | |
| 85 | { | |
| 86 | } | |
| 87 | static inline void kmemleak_scan_area(const void *ptr, unsigned long offset, | |
| 88 | size_t length, gfp_t gfp) | |
| 89 | { | |
| 90 | } | |
| 91 | static inline void kmemleak_erase(void **ptr) | |
| 92 | { | |
| 93 | } | |
| 94 | static inline void kmemleak_no_scan(const void *ptr) | |
| 95 | { | |
| 96 | } | |
| 97 | ||
| 98 | #endif /* CONFIG_DEBUG_KMEMLEAK */ | |
| 99 | ||
| 100 | #endif /* __KMEMLEAK_H */ |