diff options
Diffstat (limited to 'mm/mmap.c')
-rw-r--r-- | mm/mmap.c | 15 |
1 files changed, 9 insertions, 6 deletions
@@ -2107,21 +2107,24 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) | |||
2107 | 2107 | ||
2108 | return 0; | 2108 | return 0; |
2109 | } | 2109 | } |
2110 | |||
2111 | EXPORT_SYMBOL(do_munmap); | 2110 | EXPORT_SYMBOL(do_munmap); |
2112 | 2111 | ||
2113 | SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) | 2112 | int vm_munmap(struct mm_struct *mm, unsigned long start, size_t len) |
2114 | { | 2113 | { |
2115 | int ret; | 2114 | int ret; |
2116 | struct mm_struct *mm = current->mm; | ||
2117 | |||
2118 | profile_munmap(addr); | ||
2119 | 2115 | ||
2120 | down_write(&mm->mmap_sem); | 2116 | down_write(&mm->mmap_sem); |
2121 | ret = do_munmap(mm, addr, len); | 2117 | ret = do_munmap(mm, start, len); |
2122 | up_write(&mm->mmap_sem); | 2118 | up_write(&mm->mmap_sem); |
2123 | return ret; | 2119 | return ret; |
2124 | } | 2120 | } |
2121 | EXPORT_SYMBOL(vm_munmap); | ||
2122 | |||
2123 | SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) | ||
2124 | { | ||
2125 | profile_munmap(addr); | ||
2126 | return vm_munmap(current->mm, addr, len); | ||
2127 | } | ||
2125 | 2128 | ||
2126 | static inline void verify_mm_writelocked(struct mm_struct *mm) | 2129 | static inline void verify_mm_writelocked(struct mm_struct *mm) |
2127 | { | 2130 | { |