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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2011-05-26 19:16:19 +0900 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-26 09:20:31 -0700 |
| commit | ca16d140af91febe25daeb9e032bf8bd46b8c31f (patch) | |
| tree | a093c3f244a1bdfc2a50e271a7e6df3324df0f05 /mm/mlock.c | |
| parent | 4db70f73e56961b9bcdfd0c36c62847a18b7dbb5 (diff) | |
| download | linux-ca16d140af91febe25daeb9e032bf8bd46b8c31f.tar.gz linux-ca16d140af91febe25daeb9e032bf8bd46b8c31f.tar.bz2 linux-ca16d140af91febe25daeb9e032bf8bd46b8c31f.zip | |
mm: don't access vm_flags as 'int'
The type of vma->vm_flags is 'unsigned long'. Neither 'int' nor
'unsigned int'. This patch fixes such misuse.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
[ Changed to use a typedef - we'll extend it to cover more cases
later, since there has been discussion about making it a 64-bit
type.. - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index 516b2c2ddd5a..048260c4e02e 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -307,13 +307,13 @@ void munlock_vma_pages_range(struct vm_area_struct *vma, * For vmas that pass the filters, merge/split as appropriate. */ static int mlock_fixup(struct vm_area_struct *vma, struct vm_area_struct **prev, - unsigned long start, unsigned long end, unsigned int newflags) + unsigned long start, unsigned long end, vm_flags_t newflags) { struct mm_struct *mm = vma->vm_mm; pgoff_t pgoff; int nr_pages; int ret = 0; - int lock = newflags & VM_LOCKED; + int lock = !!(newflags & VM_LOCKED); if (newflags == vma->vm_flags || (vma->vm_flags & VM_SPECIAL) || is_vm_hugetlb_page(vma) || vma == get_gate_vma(current->mm)) @@ -385,7 +385,7 @@ static int do_mlock(unsigned long start, size_t len, int on) prev = vma; for (nstart = start ; ; ) { - unsigned int newflags; + vm_flags_t newflags; /* Here we know that vma->vm_start <= nstart < vma->vm_end. */ @@ -524,7 +524,7 @@ static int do_mlockall(int flags) goto out; for (vma = current->mm->mmap; vma ; vma = prev->vm_next) { - unsigned int newflags; + vm_flags_t newflags; newflags = vma->vm_flags | VM_LOCKED; if (!(flags & MCL_CURRENT)) |