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* [PATCH] mm: Conveted to use vm_fault_t
@ 2018-08-28 17:51 Souptick Joarder
  2018-08-28 18:03 ` Souptick Joarder
  0 siblings, 1 reply; 2+ messages in thread
From: Souptick Joarder @ 2018-08-28 17:51 UTC (permalink / raw)
  To: akpm, jack, mgorman, ak, mawilcox, tim.c.chen, ross.zwisler
  Cc: linux-mm, linux-kernel

As part of vm_fault_t conversion filemap_page_mkwrite()
for NOMMU case was missed. Now converted.

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
---
 mm/filemap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/filemap.c b/mm/filemap.c
index 52517f2..de6fed2 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2748,9 +2748,9 @@ int generic_file_readonly_mmap(struct file *file, struct vm_area_struct *vma)
 	return generic_file_mmap(file, vma);
 }
 #else
-int filemap_page_mkwrite(struct vm_fault *vmf)
+vm_fault_t filemap_page_mkwrite(struct vm_fault *vmf)
 {
-	return -ENOSYS;
+	return VM_FAULT_SIGBUS;
 }
 int generic_file_mmap(struct file * file, struct vm_area_struct * vma)
 {
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] mm: Conveted to use vm_fault_t
  2018-08-28 17:51 [PATCH] mm: Conveted to use vm_fault_t Souptick Joarder
@ 2018-08-28 18:03 ` Souptick Joarder
  0 siblings, 0 replies; 2+ messages in thread
From: Souptick Joarder @ 2018-08-28 18:03 UTC (permalink / raw)
  To: Andrew Morton, Jan Kara, mgorman, ak, tim.c.chen, Ross Zwisler,
	Matthew Wilcox
  Cc: Linux-MM, linux-kernel

On Tue, Aug 28, 2018 at 11:18 PM Souptick Joarder <jrdr.linux@gmail.com> wrote:
>
> As part of vm_fault_t conversion filemap_page_mkwrite()
> for NOMMU case was missed. Now converted.
>
> Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>

cc: Matthew Wilcox <willy@infradead.org>

> ---
>  mm/filemap.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/mm/filemap.c b/mm/filemap.c
> index 52517f2..de6fed2 100644
> --- a/mm/filemap.c
> +++ b/mm/filemap.c
> @@ -2748,9 +2748,9 @@ int generic_file_readonly_mmap(struct file *file, struct vm_area_struct *vma)
>         return generic_file_mmap(file, vma);
>  }
>  #else
> -int filemap_page_mkwrite(struct vm_fault *vmf)
> +vm_fault_t filemap_page_mkwrite(struct vm_fault *vmf)
>  {
> -       return -ENOSYS;
> +       return VM_FAULT_SIGBUS;
>  }
>  int generic_file_mmap(struct file * file, struct vm_area_struct * vma)
>  {
> --
> 1.9.1
>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2018-08-28 17:51 [PATCH] mm: Conveted to use vm_fault_t Souptick Joarder
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