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