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

From: JoonSoo Kim
Date: Mon Jul 16 2012 - 13:59:17 EST

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>


When I resend with changing -EIO to -EBUSY,
could I include "Acked-by: Michal Nazarewicz <mina86@xxxxxxxxxx>"?
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