diff mbox series

mbind.2: Clarify MPOL_MF_MOVE with MPOL_INTERLEAVE policy

Message ID 20230505194858.23539-1-mike.kravetz@oracle.com (mailing list archive)
State New
Headers show
Series mbind.2: Clarify MPOL_MF_MOVE with MPOL_INTERLEAVE policy | expand

Commit Message

Mike Kravetz May 5, 2023, 7:48 p.m. UTC
There was user confusion about specifying MPOL_MF_MOVE* with
MPOL_INTERLEAVE policy [1].  Add clarification.

[1] https://lore.kernel.org/linux-mm/20230501185836.GA85110@monkey/

Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
---
 man2/mbind.2 | 8 ++++++++
 1 file changed, 8 insertions(+)

Comments

Alejandro Colomar May 5, 2023, 7:58 p.m. UTC | #1
Hi Mike,

On 5/5/23 21:48, Mike Kravetz wrote:
> There was user confusion about specifying MPOL_MF_MOVE* with
> MPOL_INTERLEAVE policy [1].  Add clarification.
> 
> [1] https://lore.kernel.org/linux-mm/20230501185836.GA85110@monkey/
> 
> Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>

Patch applied.

Thanks,
Alex

> ---
>  man2/mbind.2 | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/man2/mbind.2 b/man2/mbind.2
> index d540bbe23..e4a187106 100644
> --- a/man2/mbind.2
> +++ b/man2/mbind.2
> @@ -311,6 +311,10 @@ If
>  is also specified, then the call fails with the error
>  .B EIO
>  if some pages could not be moved.
> +If the
> +.B MPOL_INTERLEAVE
> +policy was specified, pages already residing on the specified
> +nodes will not be moved such that they are interleaved.
>  .PP
>  If
>  .B MPOL_MF_MOVE_ALL
> @@ -326,6 +330,10 @@ If
>  is also specified, then the call fails with the error
>  .B EIO
>  if some pages could not be moved.
> +If the
> +.B MPOL_INTERLEAVE
> +policy was specified, pages already residing on the specified
> +nodes will not be moved such that they are interleaved.
>  .\" ---------------------------------------------------------------
>  .SH RETURN VALUE
>  On success,
Michal Hocko May 6, 2023, 6:52 p.m. UTC | #2
On Fri 05-05-23 12:48:58, Mike Kravetz wrote:
> There was user confusion about specifying MPOL_MF_MOVE* with
> MPOL_INTERLEAVE policy [1].  Add clarification.
> 
> [1] https://lore.kernel.org/linux-mm/20230501185836.GA85110@monkey/
> 
> Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>

Acked-by: Michal Hocko <mhocko@suse.com>
Thanks!

> ---
>  man2/mbind.2 | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/man2/mbind.2 b/man2/mbind.2
> index d540bbe23..e4a187106 100644
> --- a/man2/mbind.2
> +++ b/man2/mbind.2
> @@ -311,6 +311,10 @@ If
>  is also specified, then the call fails with the error
>  .B EIO
>  if some pages could not be moved.
> +If the
> +.B MPOL_INTERLEAVE
> +policy was specified, pages already residing on the specified
> +nodes will not be moved such that they are interleaved.
>  .PP
>  If
>  .B MPOL_MF_MOVE_ALL
> @@ -326,6 +330,10 @@ If
>  is also specified, then the call fails with the error
>  .B EIO
>  if some pages could not be moved.
> +If the
> +.B MPOL_INTERLEAVE
> +policy was specified, pages already residing on the specified
> +nodes will not be moved such that they are interleaved.
>  .\" ---------------------------------------------------------------
>  .SH RETURN VALUE
>  On success,
> -- 
> 2.40.0
diff mbox series

Patch

diff --git a/man2/mbind.2 b/man2/mbind.2
index d540bbe23..e4a187106 100644
--- a/man2/mbind.2
+++ b/man2/mbind.2
@@ -311,6 +311,10 @@  If
 is also specified, then the call fails with the error
 .B EIO
 if some pages could not be moved.
+If the
+.B MPOL_INTERLEAVE
+policy was specified, pages already residing on the specified
+nodes will not be moved such that they are interleaved.
 .PP
 If
 .B MPOL_MF_MOVE_ALL
@@ -326,6 +330,10 @@  If
 is also specified, then the call fails with the error
 .B EIO
 if some pages could not be moved.
+If the
+.B MPOL_INTERLEAVE
+policy was specified, pages already residing on the specified
+nodes will not be moved such that they are interleaved.
 .\" ---------------------------------------------------------------
 .SH RETURN VALUE
 On success,