linux-kernel - Re: [PATCH v3 07/15] mm/memory_hotplug: Introduce offline_and_remove

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Message-ID: <3bed2d1d-d94a-45ca-afe3-5e6ee660b0fc@redhat.com>
Date:   Thu, 7 May 2020 13:37:30 +0200
From:   David Hildenbrand <david@...hat.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        virtio-dev@...ts.oasis-open.org,
        virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
        Michal Hocko <mhocko@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Michal Hocko <mhocko@...e.com>,
        Pankaj Gupta <pankaj.gupta.linux@...il.com>,
        Oscar Salvador <osalvador@...e.com>,
        Pavel Tatashin <pasha.tatashin@...een.com>,
        Wei Yang <richard.weiyang@...il.com>,
        Dan Williams <dan.j.williams@...el.com>, Qian Cai <cai@....pw>
Subject: Re: [PATCH v3 07/15] mm/memory_hotplug: Introduce
 offline_and_remove_memory()

On 07.05.20 13:34, Michael S. Tsirkin wrote:
> On Thu, May 07, 2020 at 01:33:23PM +0200, David Hildenbrand wrote:
>>>> I get:
>>>>
>>>> error: sha1 information is lacking or useless (mm/memory_hotplug.c).
>>>> error: could not build fake ancestor
>>>>
>>>> which version is this against? Pls post patches on top of some tag
>>>> in Linus' tree if possible.
>>>
>>> As the cover states, latest linux-next. To be precise
>>>
>>> commit 6b43f715b6379433e8eb30aa9bcc99bd6a585f77 (tag: next-20200507,
>>> next/master)
>>> Author: Stephen Rothwell <sfr@...b.auug.org.au>
>>> Date:   Thu May 7 18:11:31 2020 +1000
>>>
>>>     Add linux-next specific files for 20200507
>>>
>>
>> The patches seem to apply cleanly on top of
>>
>> commit a811c1fa0a02c062555b54651065899437bacdbe (linus/master)
>> Merge: b9388959ba50 16f8036086a9
>> Author: Linus Torvalds <torvalds@...ux-foundation.org>
>> Date:   Wed May 6 20:53:22 2020 -0700
>>
>>     Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
> 
> Because you have the relevant hashes in your git tree not pruned yet.
> Do a new clone and they won't apply.
> 

Yeah, most probably, it knows how to merge. I'm used to sending all my
-mm stuff based on -next, so this here is different.

I'll wait a bit and then send v4 based on latest linus/master, adding
the two acks and reshuffling the MAINTAINERS patch. Thanks.

-- 
Thanks,

David / dhildenb