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-rw-r--r--mm/mlock.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/mm/mlock.c b/mm/mlock.c
index 1c5e33fce639..79b7cf7d1bca 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -358,7 +358,7 @@ static int do_mlock(unsigned long start, size_t len, int on)
358 358
359 newflags = vma->vm_flags & ~VM_LOCKED; 359 newflags = vma->vm_flags & ~VM_LOCKED;
360 if (on) 360 if (on)
361 newflags |= VM_LOCKED | VM_POPULATE; 361 newflags |= VM_LOCKED;
362 362
363 tmp = vma->vm_end; 363 tmp = vma->vm_end;
364 if (tmp > end) 364 if (tmp > end)
@@ -418,8 +418,7 @@ int __mm_populate(unsigned long start, unsigned long len, int ignore_errors)
418 * range with the first VMA. Also, skip undesirable VMA types. 418 * range with the first VMA. Also, skip undesirable VMA types.
419 */ 419 */
420 nend = min(end, vma->vm_end); 420 nend = min(end, vma->vm_end);
421 if ((vma->vm_flags & (VM_IO | VM_PFNMAP | VM_POPULATE)) != 421 if (vma->vm_flags & (VM_IO | VM_PFNMAP))
422 VM_POPULATE)
423 continue; 422 continue;
424 if (nstart < vma->vm_start) 423 if (nstart < vma->vm_start)
425 nstart = vma->vm_start; 424 nstart = vma->vm_start;
@@ -492,9 +491,9 @@ static int do_mlockall(int flags)
492 struct vm_area_struct * vma, * prev = NULL; 491 struct vm_area_struct * vma, * prev = NULL;
493 492
494 if (flags & MCL_FUTURE) 493 if (flags & MCL_FUTURE)
495 current->mm->def_flags |= VM_LOCKED | VM_POPULATE; 494 current->mm->def_flags |= VM_LOCKED;
496 else 495 else
497 current->mm->def_flags &= ~(VM_LOCKED | VM_POPULATE); 496 current->mm->def_flags &= ~VM_LOCKED;
498 if (flags == MCL_FUTURE) 497 if (flags == MCL_FUTURE)
499 goto out; 498 goto out;
500 499
@@ -503,7 +502,7 @@ static int do_mlockall(int flags)
503 502
504 newflags = vma->vm_flags & ~VM_LOCKED; 503 newflags = vma->vm_flags & ~VM_LOCKED;
505 if (flags & MCL_CURRENT) 504 if (flags & MCL_CURRENT)
506 newflags |= VM_LOCKED | VM_POPULATE; 505 newflags |= VM_LOCKED;
507 506
508 /* Ignore errors */ 507 /* Ignore errors */
509 mlock_fixup(vma, &prev, vma->vm_start, vma->vm_end, newflags); 508 mlock_fixup(vma, &prev, vma->vm_start, vma->vm_end, newflags);