From: AKASHI Takahiro <takahiro.akashi@linaro.org>
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
Subject: Re: [PATCH v21 7/8] arm64: kdump: update a kernel doc
Date: Thu, 7 Jul 2016 09:51:48 +0900 [thread overview]
Message-ID: <20160707005147.GW20774@linaro.org> (raw)
In-Reply-To: <1467827067.8880.43.camel@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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next prev parent reply other threads:[~2016-07-07 0:46 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-06 7:52 [PATCH v21 0/8] arm64: kdump support AKASHI Takahiro
2016-07-06 7:52 ` [PATCH v21 1/8] arm64: kdump: reserve memory for crash dump kernel AKASHI Takahiro
2016-07-06 17:00 ` Geoff Levand
2016-07-07 0:19 ` AKASHI Takahiro
2016-07-06 18:11 ` Thiago Jung Bauermann
2016-07-07 1:17 ` AKASHI Takahiro
2016-07-06 7:52 ` [PATCH v21 2/8] arm64: limit memory regions based on DT property, usable-memory AKASHI Takahiro
2016-07-06 17:48 ` Geoff Levand
2016-07-06 7:52 ` [PATCH v21 3/8] arm64: kdump: implement machine_crash_shutdown() AKASHI Takahiro
2016-07-06 17:28 ` Geoff Levand
2016-07-07 0:43 ` AKASHI Takahiro
2016-07-07 16:42 ` Geoff Levand
2016-07-06 7:52 ` [PATCH v21 4/8] arm64: kdump: add kdump support AKASHI Takahiro
2016-07-06 17:38 ` Geoff Levand
2016-07-07 0:49 ` AKASHI Takahiro
2016-07-06 7:52 ` [PATCH v21 5/8] arm64: kdump: add VMCOREINFO's for user-space coredump tools AKASHI Takahiro
2016-07-06 7:52 ` [PATCH v21 6/8] arm64: kdump: enable kdump in the arm64 defconfig AKASHI Takahiro
2016-07-06 7:52 ` [PATCH v21 7/8] arm64: kdump: update a kernel doc AKASHI Takahiro
2016-07-06 17:44 ` Geoff Levand
2016-07-07 0:51 ` AKASHI Takahiro [this message]
2016-07-06 7:52 ` [PATCH v21 8/8] Documentation: dt: usable-memory and elfcorehdr nodes for arm64 kexec AKASHI Takahiro
2016-07-06 17:46 ` Geoff Levand
2016-07-06 19:29 ` Thiago Jung Bauermann
2016-07-07 2:00 ` AKASHI Takahiro
2016-07-07 18:46 ` Thiago Jung Bauermann
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