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| author | Jason Chen <b02280@freescale.com> | 2010-07-26 14:16:52 +0800 |
|---|---|---|
| committer | Jason Chen <b02280@freescale.com> | 2010-07-26 16:03:10 +0800 |
| commit | 6bbc17cf7e3ea7667c0d70732e9563bfcaca7736 (patch) | |
| tree | cfe0f27774316060d346bbb88dbbe1ac0fe53a59 | |
| parent | d67897041faebd05535de084ea2f080f63ac476b (diff) | |
ENGR00125506 ipu dev: change mmap to writethrough policy
The mmap policy should be writethrough.
Signed-off-by: Jason Chen <b02280@freescale.com>
(cherry picked from commit aceea32a54b8aa248d771b589d46ce8fbe3c2806)
| -rw-r--r-- | drivers/mxc/ipu3/ipu_device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mxc/ipu3/ipu_device.c b/drivers/mxc/ipu3/ipu_device.c index c98e51c8b389..20360ee1264a 100644 --- a/drivers/mxc/ipu3/ipu_device.c +++ b/drivers/mxc/ipu3/ipu_device.c @@ -446,7 +446,7 @@ static int mxc_ipu_ioctl(struct inode *inode, struct file *file, static int mxc_ipu_mmap(struct file *file, struct vm_area_struct *vma) { -// vma->vm_page_prot = pgprot_writethru(vma->vm_page_prot); + vma->vm_page_prot = pgprot_writethru(vma->vm_page_prot); if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, vma->vm_end - vma->vm_start, |