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[ARM] remove useless setting of VM_RESERVED
author
Russell King
<rmk@dyn-67.arm.linux.org.uk>
Sun, 11 Nov 2007 10:55:25 +0000
(10:55 +0000)
committer
Russell King
<rmk+kernel@arm.linux.org.uk>
Sun, 11 Nov 2007 10:55:25 +0000
(10:55 +0000)
remap_pfn_range() takes care of setting the appropriate VM_*
flags itself; there's no need for callers of remap_pfn_range()
to set VM_RESERVED before it is called.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mm/consistent.c
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diff --git
a/arch/arm/mm/consistent.c
b/arch/arm/mm/consistent.c
index
cefdf2f
..
333a82a
100644
(file)
--- a/
arch/arm/mm/consistent.c
+++ b/
arch/arm/mm/consistent.c
@@
-322,7
+322,6
@@
static int dma_mmap(struct device *dev, struct vm_area_struct *vma,
if (off < kern_size &&
user_size <= (kern_size - off)) {
- vma->vm_flags |= VM_RESERVED;
ret = remap_pfn_range(vma, vma->vm_start,
page_to_pfn(c->vm_pages) + off,
user_size << PAGE_SHIFT,