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* [PATCH -next] khugepaged: selftests: remove debug_cow
@ 2021-04-30  5:11 Nanyong Sun
  2021-05-28  2:06 ` Sunnanyong (Nanyong Sun, Intelligent Computing Solution Development Dep)
  2021-05-28 11:01 ` Kirill A. Shutemov
  0 siblings, 2 replies; 3+ messages in thread
From: Nanyong Sun @ 2021-04-30  5:11 UTC (permalink / raw)
  To: shuah, sfr, linux-kselftest
  Cc: linux-kernel, kirill.shutemov, yang.shi, sunnanyong, wangkefeng.wang

The debug_cow attribute had been removed since commit 4958e4d86ecb01
("mm: thp: remove debug_cow switch"), so remove it in selftest code too,
otherwise the khugepaged test will fail.

Signed-off-by: Nanyong Sun <sunnanyong@huawei.com>
---
 tools/testing/selftests/vm/khugepaged.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/tools/testing/selftests/vm/khugepaged.c b/tools/testing/selftests/vm/khugepaged.c
index 8b7582130..155120b67 100644
--- a/tools/testing/selftests/vm/khugepaged.c
+++ b/tools/testing/selftests/vm/khugepaged.c
@@ -86,7 +86,6 @@ struct settings {
 	enum thp_enabled thp_enabled;
 	enum thp_defrag thp_defrag;
 	enum shmem_enabled shmem_enabled;
-	bool debug_cow;
 	bool use_zero_page;
 	struct khugepaged_settings khugepaged;
 };
@@ -95,7 +94,6 @@ static struct settings default_settings = {
 	.thp_enabled = THP_MADVISE,
 	.thp_defrag = THP_DEFRAG_ALWAYS,
 	.shmem_enabled = SHMEM_NEVER,
-	.debug_cow = 0,
 	.use_zero_page = 0,
 	.khugepaged = {
 		.defrag = 1,
@@ -268,7 +266,6 @@ static void write_settings(struct settings *settings)
 	write_string("defrag", thp_defrag_strings[settings->thp_defrag]);
 	write_string("shmem_enabled",
 			shmem_enabled_strings[settings->shmem_enabled]);
-	write_num("debug_cow", settings->debug_cow);
 	write_num("use_zero_page", settings->use_zero_page);
 
 	write_num("khugepaged/defrag", khugepaged->defrag);
@@ -304,7 +301,6 @@ static void save_settings(void)
 		.thp_defrag = read_string("defrag", thp_defrag_strings),
 		.shmem_enabled =
 			read_string("shmem_enabled", shmem_enabled_strings),
-		.debug_cow = read_num("debug_cow"),
 		.use_zero_page = read_num("use_zero_page"),
 	};
 	saved_settings.khugepaged = (struct khugepaged_settings) {
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] khugepaged: selftests: remove debug_cow
  2021-04-30  5:11 [PATCH -next] khugepaged: selftests: remove debug_cow Nanyong Sun
@ 2021-05-28  2:06 ` Sunnanyong (Nanyong Sun, Intelligent Computing Solution Development Dep)
  2021-05-28 11:01 ` Kirill A. Shutemov
  1 sibling, 0 replies; 3+ messages in thread
From: Sunnanyong (Nanyong Sun, Intelligent Computing Solution Development Dep) @ 2021-05-28  2:06 UTC (permalink / raw)
  To: shuah, sfr, akpm
  Cc: linux-kernel, kirill.shutemov, yang.shi, wangkefeng.wang,
	linux-kselftest

On 2021/4/30 13:11, Nanyong Sun wrote:

> The debug_cow attribute had been removed since commit 4958e4d86ecb01
> ("mm: thp: remove debug_cow switch"), so remove it in selftest code too,
> otherwise the khugepaged test will fail.
>
> Signed-off-by: Nanyong Sun <sunnanyong@huawei.com>
> ---
>   tools/testing/selftests/vm/khugepaged.c | 4 ----
>   1 file changed, 4 deletions(-)
>
> diff --git a/tools/testing/selftests/vm/khugepaged.c b/tools/testing/selftests/vm/khugepaged.c
> index 8b7582130..155120b67 100644
> --- a/tools/testing/selftests/vm/khugepaged.c
> +++ b/tools/testing/selftests/vm/khugepaged.c
> @@ -86,7 +86,6 @@ struct settings {
>   	enum thp_enabled thp_enabled;
>   	enum thp_defrag thp_defrag;
>   	enum shmem_enabled shmem_enabled;
> -	bool debug_cow;
>   	bool use_zero_page;
>   	struct khugepaged_settings khugepaged;
>   };
> @@ -95,7 +94,6 @@ static struct settings default_settings = {
>   	.thp_enabled = THP_MADVISE,
>   	.thp_defrag = THP_DEFRAG_ALWAYS,
>   	.shmem_enabled = SHMEM_NEVER,
> -	.debug_cow = 0,
>   	.use_zero_page = 0,
>   	.khugepaged = {
>   		.defrag = 1,
> @@ -268,7 +266,6 @@ static void write_settings(struct settings *settings)
>   	write_string("defrag", thp_defrag_strings[settings->thp_defrag]);
>   	write_string("shmem_enabled",
>   			shmem_enabled_strings[settings->shmem_enabled]);
> -	write_num("debug_cow", settings->debug_cow);
>   	write_num("use_zero_page", settings->use_zero_page);
>   
>   	write_num("khugepaged/defrag", khugepaged->defrag);
> @@ -304,7 +301,6 @@ static void save_settings(void)
>   		.thp_defrag = read_string("defrag", thp_defrag_strings),
>   		.shmem_enabled =
>   			read_string("shmem_enabled", shmem_enabled_strings),
> -		.debug_cow = read_num("debug_cow"),
>   		.use_zero_page = read_num("use_zero_page"),
>   	};
>   	saved_settings.khugepaged = (struct khugepaged_settings) {

This patch has not been responded for a long time.

Could someone please help to deal with it ?


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] khugepaged: selftests: remove debug_cow
  2021-04-30  5:11 [PATCH -next] khugepaged: selftests: remove debug_cow Nanyong Sun
  2021-05-28  2:06 ` Sunnanyong (Nanyong Sun, Intelligent Computing Solution Development Dep)
@ 2021-05-28 11:01 ` Kirill A. Shutemov
  1 sibling, 0 replies; 3+ messages in thread
From: Kirill A. Shutemov @ 2021-05-28 11:01 UTC (permalink / raw)
  To: Nanyong Sun
  Cc: shuah, sfr, linux-kselftest, linux-kernel, kirill.shutemov,
	yang.shi, wangkefeng.wang

On Fri, Apr 30, 2021 at 01:11:17PM +0800, Nanyong Sun wrote:
> The debug_cow attribute had been removed since commit 4958e4d86ecb01
> ("mm: thp: remove debug_cow switch"), so remove it in selftest code too,
> otherwise the khugepaged test will fail.
> 
> Signed-off-by: Nanyong Sun <sunnanyong@huawei.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

-- 
 Kirill A. Shutemov

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-05-28 11:01 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-04-30  5:11 [PATCH -next] khugepaged: selftests: remove debug_cow Nanyong Sun
2021-05-28  2:06 ` Sunnanyong (Nanyong Sun, Intelligent Computing Solution Development Dep)
2021-05-28 11:01 ` Kirill A. Shutemov

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