linux-kernel - Re: [Xen-devel] [PATCH v2] xen, kdump: handle pv domain in paddr_vmcoreinfo

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Date:   Tue, 11 Apr 2017 14:45:43 +0200
From:   Juergen Gross <jgross@...e.com>
To:     Daniel Kiper <dkiper@...-space.pl>
Cc:     linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
        boris.ostrovsky@...cle.com, ptesarik@...e.com,
        daniel.kiper@...cle.com, eric.devolder@...cle.com,
        konrad.wilk@...cle.com, andrew.cooper3@...rix.com
Subject: Re: [Xen-devel] [PATCH v2] xen, kdump: handle pv domain in
 paddr_vmcoreinfo_note()

On 03/04/17 14:42, Daniel Kiper wrote:
> On Fri, Mar 31, 2017 at 12:14:38PM +0200, Juergen Gross wrote:
>> For kdump to work correctly it needs the physical address of
>> vmcoreinfo_note. When running as dom0 this means the virtual address
>> has to be translated to the related machine address.
>>
>> paddr_vmcoreinfo_note() is meant to do the translation via
>> __pa_symbol() only, but being attributed "weak" it can be replaced
>> easily in Xen case.
>>
>> Signed-off-by: Juergen Gross <jgross@...e.com>
> 
> Have you tested this patch with latest crash tool? Do dom0 and Xen
> hypervisor analysis work without any issue (at least basic commands
> like dmesg, bt, ps, etc.)? If yes for both you can add:
> 
> Reviewed-by: Daniel Kiper <daniel.kiper@...cle.com>

So can I add your R-b: now?


Juergen