diff mbox series

[v1,1/2] selftests/mm: Include linux/mman.h

Message ID 20240605223637.1374969-2-edliaw@google.com (mailing list archive)
State Accepted
Commit 05f3f75cf13faf4f16bbb86709ea4d482de2573d
Headers show
Series selftests/mm: thuge-gen defines | expand

Commit Message

Edward Liaw June 5, 2024, 10:36 p.m. UTC
thuge-gen defines MAP_HUGE_* macros that are provided by linux/mman.h
since 4.15. Removes the macros and includes linux/mman.h instead.

Signed-off-by: Edward Liaw <edliaw@google.com>
---
 tools/testing/selftests/mm/thuge-gen.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Comments

Carlos Llamas June 5, 2024, 10:45 p.m. UTC | #1
On Wed, Jun 05, 2024 at 10:36:34PM +0000, Edward Liaw wrote:
> thuge-gen defines MAP_HUGE_* macros that are provided by linux/mman.h
> since 4.15. Removes the macros and includes linux/mman.h instead.
> 
> Signed-off-by: Edward Liaw <edliaw@google.com>
> ---
>  tools/testing/selftests/mm/thuge-gen.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c
> index ea7fd8fe2876..034635317935 100644
> --- a/tools/testing/selftests/mm/thuge-gen.c
> +++ b/tools/testing/selftests/mm/thuge-gen.c
> @@ -15,6 +15,7 @@
>  
>  #define _GNU_SOURCE 1
>  #include <sys/mman.h>
> +#include <linux/mman.h>
>  #include <stdlib.h>
>  #include <stdio.h>
>  #include <sys/ipc.h>
> @@ -28,10 +29,6 @@
>  #include "vm_util.h"
>  #include "../kselftest.h"
>  
> -#define MAP_HUGE_2MB    (21 << MAP_HUGE_SHIFT)
> -#define MAP_HUGE_1GB    (30 << MAP_HUGE_SHIFT)
> -#define MAP_HUGE_SHIFT  26
> -#define MAP_HUGE_MASK   0x3f
>  #if !defined(MAP_HUGETLB)
>  #define MAP_HUGETLB	0x40000
>  #endif
> -- 
> 2.45.1.467.gbab1589fc0-goog
> 

This makes sense to me, particularly when other mm selftests are using
the same include pattern.

Reviewed-by: Carlos Llamas <cmllamas@google.com>
Muhammad Usama Anjum June 7, 2024, 9:44 a.m. UTC | #2
On 6/6/24 3:36 AM, Edward Liaw wrote:
> thuge-gen defines MAP_HUGE_* macros that are provided by linux/mman.h
> since 4.15. Removes the macros and includes linux/mman.h instead.
> 
> Signed-off-by: Edward Liaw <edliaw@google.com>
> ---
>  tools/testing/selftests/mm/thuge-gen.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c
> index ea7fd8fe2876..034635317935 100644
> --- a/tools/testing/selftests/mm/thuge-gen.c
> +++ b/tools/testing/selftests/mm/thuge-gen.c
> @@ -15,6 +15,7 @@
>  
>  #define _GNU_SOURCE 1
>  #include <sys/mman.h>
> +#include <linux/mman.h>
>  #include <stdlib.h>
>  #include <stdio.h>
>  #include <sys/ipc.h>
> @@ -28,10 +29,6 @@
>  #include "vm_util.h"
>  #include "../kselftest.h"
>  
> -#define MAP_HUGE_2MB    (21 << MAP_HUGE_SHIFT)
> -#define MAP_HUGE_1GB    (30 << MAP_HUGE_SHIFT)
> -#define MAP_HUGE_SHIFT  26
> -#define MAP_HUGE_MASK   0x3f
Totally makes sense.
Reviewed-by: Muhammad Usama Anjum <usama.anju@collabora.com>

>  #if !defined(MAP_HUGETLB)
>  #define MAP_HUGETLB	0x40000
>  #endif
Muhammad Usama Anjum June 7, 2024, 10:04 a.m. UTC | #3
On 6/7/24 2:44 PM, Muhammad Usama Anjum wrote:
> On 6/6/24 3:36 AM, Edward Liaw wrote:
>> thuge-gen defines MAP_HUGE_* macros that are provided by linux/mman.h
>> since 4.15. Removes the macros and includes linux/mman.h instead.
>>
>> Signed-off-by: Edward Liaw <edliaw@google.com>
>> ---
>>  tools/testing/selftests/mm/thuge-gen.c | 5 +----
>>  1 file changed, 1 insertion(+), 4 deletions(-)
>>
>> diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c
>> index ea7fd8fe2876..034635317935 100644
>> --- a/tools/testing/selftests/mm/thuge-gen.c
>> +++ b/tools/testing/selftests/mm/thuge-gen.c
>> @@ -15,6 +15,7 @@
>>  
>>  #define _GNU_SOURCE 1
>>  #include <sys/mman.h>
>> +#include <linux/mman.h>
>>  #include <stdlib.h>
>>  #include <stdio.h>
>>  #include <sys/ipc.h>
>> @@ -28,10 +29,6 @@
>>  #include "vm_util.h"
>>  #include "../kselftest.h"
>>  
>> -#define MAP_HUGE_2MB    (21 << MAP_HUGE_SHIFT)
>> -#define MAP_HUGE_1GB    (30 << MAP_HUGE_SHIFT)
>> -#define MAP_HUGE_SHIFT  26
>> -#define MAP_HUGE_MASK   0x3f
> Totally makes sense.
> Reviewed-by: Muhammad Usama Anjum <usama.anju@collabora.com>
Fixing typo:
Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>

> 
>>  #if !defined(MAP_HUGETLB)
>>  #define MAP_HUGETLB	0x40000
>>  #endif
>
diff mbox series

Patch

diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c
index ea7fd8fe2876..034635317935 100644
--- a/tools/testing/selftests/mm/thuge-gen.c
+++ b/tools/testing/selftests/mm/thuge-gen.c
@@ -15,6 +15,7 @@ 
 
 #define _GNU_SOURCE 1
 #include <sys/mman.h>
+#include <linux/mman.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/ipc.h>
@@ -28,10 +29,6 @@ 
 #include "vm_util.h"
 #include "../kselftest.h"
 
-#define MAP_HUGE_2MB    (21 << MAP_HUGE_SHIFT)
-#define MAP_HUGE_1GB    (30 << MAP_HUGE_SHIFT)
-#define MAP_HUGE_SHIFT  26
-#define MAP_HUGE_MASK   0x3f
 #if !defined(MAP_HUGETLB)
 #define MAP_HUGETLB	0x40000
 #endif