linux-kernel - Re: [PATCH v1 2/6] mm/page_isolation: don't dump_page(NULL) in set_migratetype

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Message-ID: <79240e7f-de16-aee6-fbf6-07e7f184a924@oracle.com>
Date:   Wed, 29 Jul 2020 11:35:50 -0700
From:   Mike Kravetz <mike.kravetz@...cle.com>
To:     David Hildenbrand <david@...hat.com>, linux-kernel@...r.kernel.org
Cc:     virtualization@...ts.linux-foundation.org, linux-mm@...ck.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Michal Hocko <mhocko@...e.com>,
        "Michael S.Tsirkin" <mst@...hat.com>
Subject: Re: [PATCH v1 2/6] mm/page_isolation: don't dump_page(NULL) in
 set_migratetype_isolate()

On 7/29/20 11:08 AM, David Hildenbrand wrote:
> I have no clue what you mean with "reintroducing this abandoning of
> pageblocks". All this patch is changing is not doing the dump_page() -
> or am I missing something important?

My apologies!!!

I got confused when I saw 'Return -EBUSY' removed from the comment and
assumed the code would not return an error code.  The code now more
explicitly does return -EBUSY.  My concern was when I incorrectly thought
you were removing the error return code.  Sorry for the noise.

Acked-by: Mike Kravetz <mike.kravetz@...cle.com>
-- 
Mike Kravetz