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Date: Thu, 7 Jul 2016 09:51:48 +0900
From: AKASHI Takahiro <takahiro.akashi@linaro.org>
Subject: Re: [PATCH v21 7/8] arm64: kdump: update a kernel doc
Message-ID: <20160707005147.GW20774@linaro.org>
References: <20160706075226.27609-1-takahiro.akashi@linaro.org>
 <20160706075226.27609-8-takahiro.akashi@linaro.org>
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To: Geoff Levand <geoff@infradead.org>
Cc: catalin.marinas@arm.com, will.deacon@arm.com, james.morse@arm.com, linux-arm-kernel@lists.infradead.org, kexec@lists.infradead.org

On Wed, Jul 06, 2016 at 10:44:27AM -0700, Geoff Levand wrote:
> On Wed, 2016-07-06 at 16:52 +0900, AKASHI Takahiro wrote:
> > --- a/Documentation/kdump/kdump.txt
> > +++ b/Documentation/kdump/kdump.txt
> > @@ -18,7 +18,7 @@ memory image to a dump file on the local disk, or across the network to
> >  a remote system.
> >  
> >  Kdump and kexec are currently supported on the x86, x86_64, ppc64, ia64,
> > -s390x and arm architectures.
> > +s390x, arm and arm64 architectures.
> >  
> >  When the system kernel boots, it reserves a small section of memory for
> >  the dump-capture kernel. This ensures that ongoing Direct Memory Access
> > @@ -249,6 +249,13 @@ Dump-capture kernel config options (Arch Dependent, arm)
> >  
> >      AUTO_ZRELADDR=y
> >  
> > +Dump-capture kernel config options (Arch Dependent, arm64)
> > +----------------------------------------------------------
> > +
> > +- Please note that kvm at the dump-capture kernel will not be enabled
> 
> kvm of the dump-capture kernel
> 
> > +  on non-VHE system even if it is configured. This is because we have
> 
> on non-VHE systems
> 
> > +  no chance to reset CPU state to EL2 on panic.
> 
> This is because the CPU state cannot be reset to EL2 on panic.

Thanks :)
-Takahiro AKASHI

> 
> 

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