Re: [PATCH 2/3] mm: fix possible incorrect return value ofmigrate_pages() syscall

[Michal Nazarewicz]

On Mon, 16 Jul 2012 19:59:18 +0200, JoonSoo Kim <js1304@xxxxxxxxx> wrote:

> 2012/7/17 Michal Nazarewicz <mina86@xxxxxxx>:
> > Joonsoo Kim <js1304@xxxxxxxxx> writes:
> > > do_migrate_pages() can return the number of pages not migrated.
> > > Because migrate_pages() syscall return this value directly,
> > > migrate_pages() syscall may return the number of pages not migrated.
> > > In fail case in migrate_pages() syscall, we should return error value.
> > > So change err to -EIO
> > >
> > > Additionally, Correct comment above do_migrate_pages()
> > >
> > > Signed-off-by: Joonsoo Kim <js1304@xxxxxxxxx>
> > > Cc: Sasha Levin <levinsasha928@xxxxxxxxx>
> > > Cc: Christoph Lameter <cl@xxxxxxxxx>
> >
> > Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>
>
> Thanks.
>
> When I resend with changing -EIO to -EBUSY,
> could I include "Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>"?

Sure thing.

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