diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-20 21:57:04 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-21 01:58:20 -0400 |
| commit | bfce281c287a427d0841fadf5d59242757b4e620 (patch) | |
| tree | abca9ebeef4c668021e85e4d54e6e779121e92cc /mm | |
| parent | 9f3a4afb276e4d8b3be7f3e678d4dbd11470416f (diff) | |
| download | lwn-bfce281c287a427d0841fadf5d59242757b4e620.tar.gz lwn-bfce281c287a427d0841fadf5d59242757b4e620.zip | |
kill mm argument of vm_munmap()
it's always current->mm
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/mmap.c | 5 | ||||
| -rw-r--r-- | mm/nommu.c | 5 |
2 files changed, 6 insertions, 4 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index b38b47ef1f77..848ef52d9603 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2134,9 +2134,10 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) } EXPORT_SYMBOL(do_munmap); -int vm_munmap(struct mm_struct *mm, unsigned long start, size_t len) +int vm_munmap(unsigned long start, size_t len) { int ret; + struct mm_struct *mm = current->mm; down_write(&mm->mmap_sem); ret = do_munmap(mm, start, len); @@ -2148,7 +2149,7 @@ EXPORT_SYMBOL(vm_munmap); SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) { profile_munmap(addr); - return vm_munmap(current->mm, addr, len); + return vm_munmap(addr, len); } static inline void verify_mm_writelocked(struct mm_struct *mm) diff --git a/mm/nommu.c b/mm/nommu.c index dd00383be2d9..bb8f4f004a82 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1734,8 +1734,9 @@ erase_whole_vma: } EXPORT_SYMBOL(do_munmap); -int vm_munmap(struct mm_struct *mm, unsigned long addr, size_t len) +int vm_munmap(unsigned long addr, size_t len) { + struct mm_struct *mm = current->mm; int ret; down_write(&mm->mmap_sem); @@ -1747,7 +1748,7 @@ EXPORT_SYMBOL(vm_munmap); SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) { - return vm_munmap(current->mm, addr, len); + return vm_munmap(addr, len); } /* |