From: Vivek Goyal <vgoyal@redhat.com>
To: Geoff Levand <geoff@infradead.org>
Cc: marc.zyngier@arm.com, Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org, kexec@lists.infradead.org,
christoffer.dall@linaro.org
Subject: Re: [PATCH 0/7] arm64 kexec kernel patches V3
Date: Thu, 2 Oct 2014 15:08:36 -0400 [thread overview]
Message-ID: <20141002190836.GA26882@redhat.com> (raw)
In-Reply-To: <1412112476.6630.56.camel@smoke>
On Tue, Sep 30, 2014 at 02:27:56PM -0700, Geoff Levand wrote:
> Hi Vivek,
>
> On Tue, 2014-09-30 at 16:29 -0400, Vivek Goyal wrote:
> > On Thu, Sep 25, 2014 at 12:23:26AM +0000, Geoff Levand wrote:
> >
> > [..]
> > > To load a second stage kernel and execute a kexec re-boot on arm64 my patches to
> > > kexec-tools [2], which have not yet been merged upstream, are needed.
> > >
> > > This series does not include some re-work of the spin-table CPU enable method
> > > that is needed to support it,
> >
> > How do I figure out if my system has spin table enable method or psci
> > enable method. Can one change it. I wanted to test your patches.
>
> The enable method is a function the firmware/bootloader provides.
> Multiple methods may be supported. The boot-wrapper-aarch64
> build defaults to spin-table, but has the configure option --enable-psci.
>
> For a running system you can check the device tree:
>
> cat /proc/device-tree/cpus/cpu\@0/enable-method | hexdump -C
>
Hi Geoff,
So system I have supports spin-table method for cpu bringup. How do I
test your patches with that system. Are there any patches on your
spin-table branch which can make it working?
Thanks
Vivek
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WARNING: multiple messages have this Message-ID (diff)
From: vgoyal@redhat.com (Vivek Goyal)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/7] arm64 kexec kernel patches V3
Date: Thu, 2 Oct 2014 15:08:36 -0400 [thread overview]
Message-ID: <20141002190836.GA26882@redhat.com> (raw)
In-Reply-To: <1412112476.6630.56.camel@smoke>
On Tue, Sep 30, 2014 at 02:27:56PM -0700, Geoff Levand wrote:
> Hi Vivek,
>
> On Tue, 2014-09-30 at 16:29 -0400, Vivek Goyal wrote:
> > On Thu, Sep 25, 2014 at 12:23:26AM +0000, Geoff Levand wrote:
> >
> > [..]
> > > To load a second stage kernel and execute a kexec re-boot on arm64 my patches to
> > > kexec-tools [2], which have not yet been merged upstream, are needed.
> > >
> > > This series does not include some re-work of the spin-table CPU enable method
> > > that is needed to support it,
> >
> > How do I figure out if my system has spin table enable method or psci
> > enable method. Can one change it. I wanted to test your patches.
>
> The enable method is a function the firmware/bootloader provides.
> Multiple methods may be supported. The boot-wrapper-aarch64
> build defaults to spin-table, but has the configure option --enable-psci.
>
> For a running system you can check the device tree:
>
> cat /proc/device-tree/cpus/cpu\@0/enable-method | hexdump -C
>
Hi Geoff,
So system I have supports spin-table method for cpu bringup. How do I
test your patches with that system. Are there any patches on your
spin-table branch which can make it working?
Thanks
Vivek
next prev parent reply other threads:[~2014-10-02 19:08 UTC|newest]
Thread overview: 130+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 0:23 [PATCH 0/7] arm64 kexec kernel patches V3 Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-25 0:23 ` [PATCH 1/7] arm64/kvm: Fix assembler compatibility of macros Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-10-03 10:26 ` Mark Rutland
2014-10-03 10:26 ` Mark Rutland
2014-10-03 22:27 ` Geoff Levand
2014-10-03 22:27 ` Geoff Levand
2014-10-06 10:10 ` Mark Rutland
2014-10-06 10:10 ` Mark Rutland
2014-09-25 0:23 ` [PATCH 3/7] arm64: Add new hcall HVC_CALL_FUNC Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-25 0:23 ` [PATCH 4/7] arm64: Add EL2 switch to soft_restart Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-25 0:23 ` [PATCH 2/7] arm64: Convert hcalls to use ISS field Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-10-03 10:51 ` Mark Rutland
2014-10-03 10:51 ` Mark Rutland
2014-10-03 21:56 ` Geoff Levand
2014-10-03 21:56 ` Geoff Levand
2014-10-06 10:13 ` Mark Rutland
2014-10-06 10:13 ` Mark Rutland
2014-09-25 0:23 ` [PATCH 5/7] arm64: Move proc-macros.S to include/asm Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-25 0:23 ` [PATCH 6/7] arm64/kexec: Add core kexec support Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-25 18:28 ` Vivek Goyal
2014-09-25 18:28 ` Vivek Goyal
2014-09-25 19:02 ` Geoff Levand
2014-09-25 19:02 ` Geoff Levand
2014-09-25 19:08 ` Vivek Goyal
2014-09-25 19:08 ` Vivek Goyal
2014-09-30 18:18 ` Vivek Goyal
2014-09-30 18:18 ` Vivek Goyal
2014-09-30 19:54 ` Geoff Levand
2014-09-30 19:54 ` Geoff Levand
2014-10-01 14:56 ` Vivek Goyal
2014-10-01 14:56 ` Vivek Goyal
2014-10-03 18:35 ` Geoff Levand
2014-10-03 18:35 ` Geoff Levand
2014-10-07 13:44 ` Vivek Goyal
2014-10-07 13:44 ` Vivek Goyal
2014-10-07 18:42 ` Geoff Levand
2014-10-07 18:42 ` Geoff Levand
2014-10-07 18:45 ` Vivek Goyal
2014-10-07 18:45 ` Vivek Goyal
2014-10-07 20:12 ` Geoff Levand
2014-10-07 20:12 ` Geoff Levand
2014-10-07 20:22 ` Vivek Goyal
2014-10-07 20:22 ` Vivek Goyal
2014-10-09 22:26 ` Geoff Levand
2014-10-09 22:26 ` Geoff Levand
2014-10-23 23:08 ` Geoff Levand
2014-10-23 23:08 ` Geoff Levand
2014-10-08 9:28 ` Mark Rutland
2014-10-08 9:28 ` Mark Rutland
2014-10-07 18:48 ` Vivek Goyal
2014-10-07 18:48 ` Vivek Goyal
2014-10-01 16:16 ` Mark Rutland
2014-10-01 16:16 ` Mark Rutland
2014-10-01 17:36 ` Vivek Goyal
2014-10-01 17:36 ` Vivek Goyal
2014-10-01 17:56 ` Mark Rutland
2014-10-01 17:56 ` Mark Rutland
2014-10-01 17:47 ` Vivek Goyal
2014-10-01 17:47 ` Vivek Goyal
2014-10-01 18:03 ` Mark Rutland
2014-10-01 18:03 ` Mark Rutland
2014-10-01 18:09 ` Vivek Goyal
2014-10-01 18:09 ` Vivek Goyal
2014-10-01 18:19 ` Mark Rutland
2014-10-01 18:19 ` Mark Rutland
2014-10-01 18:31 ` Vivek Goyal
2014-10-01 18:31 ` Vivek Goyal
2014-10-01 19:22 ` Vivek Goyal
2014-10-01 19:22 ` Vivek Goyal
2014-10-02 10:26 ` Mark Rutland
2014-10-02 10:26 ` Mark Rutland
2014-10-02 13:54 ` Vivek Goyal
2014-10-02 13:54 ` Vivek Goyal
2014-10-02 16:53 ` Mark Rutland
2014-10-02 16:53 ` Mark Rutland
2014-09-30 23:59 ` [PATCH V2 " Geoff Levand
2014-09-30 23:59 ` Geoff Levand
2014-09-25 0:23 ` [PATCH 7/7] arm64/kexec: Enable kexec in the arm64 defconfig Geoff Levand
2014-09-25 0:23 ` Geoff Levand
2014-09-30 20:29 ` [PATCH 0/7] arm64 kexec kernel patches V3 Vivek Goyal
2014-09-30 20:29 ` Vivek Goyal
2014-09-30 21:27 ` Geoff Levand
2014-09-30 21:27 ` Geoff Levand
2014-10-02 19:08 ` Vivek Goyal [this message]
2014-10-02 19:08 ` Vivek Goyal
2014-10-02 22:59 ` Geoff Levand
2014-10-02 22:59 ` Geoff Levand
2014-10-07 13:43 ` Vivek Goyal
2014-10-07 13:43 ` Vivek Goyal
2014-10-07 14:06 ` Mark Rutland
2014-10-07 14:06 ` Mark Rutland
2014-10-01 15:19 ` Vivek Goyal
2014-10-01 15:19 ` Vivek Goyal
2014-10-03 21:16 ` Geoff Levand
2014-10-03 21:16 ` Geoff Levand
2014-10-07 13:40 ` Vivek Goyal
2014-10-07 13:40 ` Vivek Goyal
2014-10-07 18:29 ` Geoff Levand
2014-10-07 18:29 ` Geoff Levand
2014-10-08 9:42 ` Mark Rutland
2014-10-08 9:42 ` Mark Rutland
2014-10-09 3:21 ` Dave Young
2014-10-09 3:21 ` Dave Young
2014-10-09 10:09 ` Mark Rutland
2014-10-09 10:09 ` Mark Rutland
2014-10-09 10:19 ` Ard Biesheuvel
2014-10-09 10:19 ` Ard Biesheuvel
2014-10-10 5:30 ` Dave Young
2014-10-10 5:30 ` Dave Young
2014-10-07 15:22 ` Mark Rutland
2014-10-07 15:22 ` Mark Rutland
2014-10-07 18:28 ` Geoff Levand
2014-10-07 18:28 ` Geoff Levand
2014-10-07 18:09 ` Vivek Goyal
2014-10-07 18:09 ` Vivek Goyal
2014-10-07 20:07 ` Geoff Levand
2014-10-07 20:07 ` Geoff Levand
2014-10-08 9:52 ` Leif Lindholm
2014-10-08 9:52 ` Leif Lindholm
2014-10-08 10:07 ` Mark Rutland
2014-10-08 10:07 ` Mark Rutland
2014-10-09 9:22 ` Will Deacon
2014-10-09 9:22 ` Will Deacon
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