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From: Janosch Frank <frankja@linux.ibm.com>
To: Pierre Morel <pmorel@linux.ibm.com>, Cornelia Huck <cohuck@redhat.com>
Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org,
	david@redhat.com, thuth@redhat.com, imbrenda@linux.ibm.com,
	Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [kvm-unit-tests PATCH v2 1/4] memory: allocation in low memory
Date: Thu, 5 Nov 2020 15:15:47 +0100	[thread overview]
Message-ID: <63ac15b1-b4fe-b1b5-700f-ae403ce7fb85@linux.ibm.com> (raw)
In-Reply-To: <f2ff3ddd-c70e-b2cc-b58f-bbcb1e4684d6@linux.ibm.com>

On 11/5/20 1:16 PM, Pierre Morel wrote:
> 
> 
> On 9/29/20 9:19 AM, Janosch Frank wrote:
>> On 9/28/20 5:31 PM, Cornelia Huck wrote:
>>> On Mon, 28 Sep 2020 16:23:34 +0200
>>> Pierre Morel <pmorel@linux.ibm.com> wrote:
>>>
>>>> Some architectures need allocations to be done under a
>>>> specific address limit to allow DMA from I/O.
>>>>
>>>> We propose here a very simple page allocator to get
>>>> pages allocated under this specific limit.
>>>>
>>>> The DMA page allocator will only use part of the available memory
>>>> under the DMA address limit to let room for the standard allocator.
>>>>
> 
> ...snip...
> 
>>
>> Before we start any other discussion on this patch we should clear up if
>> this is still necessary after Claudio's alloc revamp.
>>
>> I think he added options to request special types of memory.
> 
> Isn't it possible to go on with this patch series.
> It can be adapted later to the changes that will be introduced by 
> Claudio when it is final.
> 
> 

Pierre, that's outside of my jurisdiction, you're adding code to the
common code library.

I've set Paolo CC, let's see if he finds this thread :)

  reply	other threads:[~2020-11-05 14:15 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-28 14:23 [kvm-unit-tests PATCH v2 0/4] s390x: css: pv: css test adaptation for PV Pierre Morel
2020-09-28 14:23 ` [kvm-unit-tests PATCH v2 1/4] memory: allocation in low memory Pierre Morel
2020-09-28 15:31   ` Cornelia Huck
2020-09-29  7:19     ` Janosch Frank
2020-11-05 12:16       ` Pierre Morel
2020-11-05 14:15         ` Janosch Frank [this message]
2020-11-06  9:46           ` Andrew Jones
2020-11-06 13:25           ` Paolo Bonzini
2020-11-09  9:13             ` Pierre Morel
2020-09-28 14:23 ` [kvm-unit-tests PATCH v2 2/4] s390x: pv: implement routine to share/unshare memory Pierre Morel
2020-09-29 10:51   ` Cornelia Huck
2020-09-28 14:23 ` [kvm-unit-tests PATCH v2 3/4] s390x: define UV compatible I/O allocation Pierre Morel
2020-09-28 14:23 ` [kvm-unit-tests PATCH v2 4/4] s390x: css: pv: css test adaptation for PV Pierre Morel

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