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authorHugh Dickins <hugh@veritas.com>2007-07-15 23:38:23 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-16 09:05:36 -0700
commit5dc4ac6324094cd52dc77ddf88296a94b90bbafc (patch)
tree11308d4def090b4e88737aad05d914f339ca7b52 /drivers/char
parentb49ad484c54116862d717ffafcab1c9a46600b48 (diff)
mspec_mmap: don't set VM_LOCKED
mspec_mmap was setting VM_LOCKED (without adjusting locked_vm): don't do that, it serves no purpose in 2.6, other than to mess up the locked_vm accounting - mspec's pages won't get reclaimed anyway. Thanks to Dmitry Monakhov for raising the issue. Signed-off-by: Hugh Dickins <hugh@veritas.com> Acked-by: Jes Sorensen <jes@sgi.com> Cc: Dmitry Monakhov <dmonakhov@sw.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/mspec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c
index 7ac30612068..c716ef0dd37 100644
--- a/drivers/char/mspec.c
+++ b/drivers/char/mspec.c
@@ -265,7 +265,7 @@ mspec_mmap(struct file *file, struct vm_area_struct *vma, int type)
vdata->refcnt = ATOMIC_INIT(1);
vma->vm_private_data = vdata;
- vma->vm_flags |= (VM_IO | VM_LOCKED | VM_RESERVED | VM_PFNMAP);
+ vma->vm_flags |= (VM_IO | VM_RESERVED | VM_PFNMAP);
if (vdata->type == MSPEC_FETCHOP || vdata->type == MSPEC_UNCACHED)
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
vma->vm_ops = &mspec_vm_ops;