* [PATCH] HSI: cmt_speech: use vma_pages().
@ 2016-05-21 13:19 Muhammad Falak R Wani
2016-05-30 5:13 ` Sebastian Reichel
0 siblings, 1 reply; 2+ messages in thread
From: Muhammad Falak R Wani @ 2016-05-21 13:19 UTC (permalink / raw)
To: Sebastian Reichel
Cc: Oleg Nesterov, Andrew Morton, Kirill A. Shutemov, open list
Replace explicit computation of vma page count by a call to
vma_pages()
Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
---
drivers/hsi/clients/cmt_speech.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hsi/clients/cmt_speech.c b/drivers/hsi/clients/cmt_speech.c
index 95638df..b16cfa4 100644
--- a/drivers/hsi/clients/cmt_speech.c
+++ b/drivers/hsi/clients/cmt_speech.c
@@ -1275,7 +1275,7 @@ static int cs_char_mmap(struct file *file, struct vm_area_struct *vma)
if (vma->vm_end < vma->vm_start)
return -EINVAL;
- if (((vma->vm_end - vma->vm_start) >> PAGE_SHIFT) != 1)
+ if (vma_pages(vma) != 1)
return -EINVAL;
vma->vm_flags |= VM_IO | VM_DONTDUMP | VM_DONTEXPAND;
--
1.9.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] HSI: cmt_speech: use vma_pages().
2016-05-21 13:19 [PATCH] HSI: cmt_speech: use vma_pages() Muhammad Falak R Wani
@ 2016-05-30 5:13 ` Sebastian Reichel
0 siblings, 0 replies; 2+ messages in thread
From: Sebastian Reichel @ 2016-05-30 5:13 UTC (permalink / raw)
To: Muhammad Falak R Wani
Cc: Oleg Nesterov, Andrew Morton, Kirill A. Shutemov, open list
[-- Attachment #1: Type: text/plain, Size: 911 bytes --]
Hi,
On Sat, May 21, 2016 at 06:49:21PM +0530, Muhammad Falak R Wani wrote:
> Replace explicit computation of vma page count by a call to
> vma_pages()
>
> Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
> ---
> drivers/hsi/clients/cmt_speech.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hsi/clients/cmt_speech.c b/drivers/hsi/clients/cmt_speech.c
> index 95638df..b16cfa4 100644
> --- a/drivers/hsi/clients/cmt_speech.c
> +++ b/drivers/hsi/clients/cmt_speech.c
> @@ -1275,7 +1275,7 @@ static int cs_char_mmap(struct file *file, struct vm_area_struct *vma)
> if (vma->vm_end < vma->vm_start)
> return -EINVAL;
>
> - if (((vma->vm_end - vma->vm_start) >> PAGE_SHIFT) != 1)
> + if (vma_pages(vma) != 1)
> return -EINVAL;
>
> vma->vm_flags |= VM_IO | VM_DONTDUMP | VM_DONTEXPAND;
Thanks, queued for 4.8.
-- Sebastian
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