linux-kernel - Re: [Xen-devel] [PATCH v2 0/5] X86/XEN: Merge x86_init.paging.pagetable_setup_start and x86_init.paging.pagetable_setup_done setup functions and document its semantic

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Message-ID: <5035F7BD.6090205@citrix.com>
Date:	Thu, 23 Aug 2012 10:28:29 +0100
From:	Attilio Rao <attilio.rao@...rix.com>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	"x86@...nel.org" <x86@...nel.org>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	Stefano Stabellini <Stefano.Stabellini@...citrix.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...hat.com" <mingo@...hat.com>,
	"hpa@...or.com" <hpa@...or.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>
Subject: Re: [Xen-devel] [PATCH v2 0/5] X86/XEN: Merge x86_init.paging.pagetable_setup_start
 and x86_init.paging.pagetable_setup_done setup functions and document its
 semantic

On 22/08/12 15:47, Attilio Rao wrote:
> On 22/08/12 15:19, Thomas Gleixner wrote:
>    
>> On Wed, 22 Aug 2012, Konrad Rzeszutek Wilk wrote:
>>
>>      
>>> On Tue, Aug 21, 2012 at 11:22:03PM +0200, Thomas Gleixner wrote:
>>>
>>>        
>>>> On Tue, 21 Aug 2012, Attilio Rao wrote:
>>>>
>>>>          
>>>>> Differences with v1:
>>>>> - The patch serie is re-arranged in a way that it helps reviews, following
>>>>>     a plan by Thomas Gleixner
>>>>> - The PVOPS nomenclature is not used as it is not correct
>>>>> - The front-end message is adjusted with feedback by Thomas Gleixner,
>>>>>     Stefano Stabellini and Konrad Rzeszutek Wilk
>>>>>
>>>>>            
>>>> This is much simpler to read and review. Just have a look at the
>>>> diffstats of the two series:
>>>>
>>>>    6 files changed,  9 insertions(+),  8 deletions(-)
>>>>    6 files changed, 11 insertions(+),  9 deletions(-)
>>>>    5 files changed, 50 insertions(+),  2 deletions(-)
>>>>    6 files changed,  2 insertions(+), 65 deletions(-)
>>>>    1 files changed,  5 insertions(+),  0 deletions(-)
>>>>
>>>> versus
>>>>
>>>>    6 files changed, 10 insertions(+),  9 deletions(-)
>>>>    6 files changed, 11 insertions(+), 11 deletions(-)
>>>>    5 files changed,  3 insertions(+),  3 deletions(-)
>>>>    6 files changed,  4 insertions(+), 20 deletions(-)
>>>>    1 files changed,  5 insertions(+),  0 deletions(-)
>>>>
>>>> The overall result is basically the same, but it's way simpler to look
>>>> at obvious and well done patches than checking whether a subtle copy
>>>> and paste bug happened in 3/5 of the first version. Copy and paste is
>>>> the #1 cause for subtle bugs. :)
>>>>
>>>> I'm waiting for the ack of Xen folks before taking it into tip.
>>>>
>>>>          
>>> I've some extra patches that modify the new "paginig_init" in the Xen
>>> code that I am going to propose for v3.7 - so will have some merge
>>> conflicts. Let me figure that out and also run this set of patches
>>> (and also the previous one .. which I think you didn't have a
>>> chance to look since you were on vacation?) on an overnight
>>>
>>>        
>> Which previous one ?
>>
>>      
> This one:
> https://lkml.org/lkml/2012/8/21/369
>
> but I would like to repost the patch serie skipping the referral to
> PVOPS in the commit logs, I will do so right now, so please wait for
> another patch serie.
>    

For your convenience:
http://lkml.org/lkml/2012/8/22/450

Attilio
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