From: ebiederm@xmission.com (Eric W. Biederman)
To: Zachary Amsden <zach@vmware.com>
Cc: Adrian Bunk <bunk@stusta.de>, Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, rdunlap@xenotime.net,
fastboot@osdl.org
Subject: Re: 2.6.17-rc1-mm1: KEXEC became SMP-only
Date: Tue, 04 Apr 2006 11:50:49 -0600 [thread overview]
Message-ID: <m1vetp44cm.fsf@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <4432AB57.1040006@vmware.com> (Zachary Amsden's message of "Tue, 04 Apr 2006 10:22:31 -0700")
Zachary Amsden <zach@vmware.com> writes:
> Adrian Bunk wrote:
>> On Tue, Apr 04, 2006 at 01:45:04AM -0700, Andrew Morton wrote:
>>
>>> ...
>>> Changes since 2.6.16-mm2:
>>> ...
>>> +x86-clean-up-subarch-definitions.patch
>>> ...
>>> x86 updates.
>>> ...
>>>
>>
>> The following looks bogus:
>>
>> config KEXEC
>> bool "kexec system call (EXPERIMENTAL)"
>> - depends on EXPERIMENTAL
>> + depends on EXPERIMENTAL && (!X86_VOYAGER && SMP)
>>
>> The dependencies do now say that KEXEC is only offered for machines that are
>> _both_ non-Voyager and SMP.
>>
>> Is the problem you wanted to express that a non-SMP Voyager config didn't
>> compile?
>>
>
> Whoops, that should be
>
> depends on EXPERIMENTAL && !(X86_VOYAGER && SMP)
>
> Voyager SMP builds don't compile with kexec(), and it isn't clear how to
> shootdown CPUs using NMIs without an APIC.
Well unless you need the crash dump functionality you don't need to
shot down CPUs using NMIs.
So I expect machine_crash_shutdown or at least a part of it
should be a call into the subarchitecture code. Having
it be a noop on voyager would be perfectly fine.
Eric
next prev parent reply other threads:[~2006-04-04 17:52 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-04 8:45 2.6.17-rc1-mm1 Andrew Morton
2006-04-04 14:31 ` 2.6.17-rc1-mm1 Kumar Gala
2006-04-04 16:02 ` 2.6.17-mm1: drivers/w1/: patch undoes reasonable cleanups Adrian Bunk
2006-04-04 16:35 ` Evgeniy Polyakov
2006-04-04 16:29 ` 2.6.17-rc1-mm1: KEXEC became SMP-only Adrian Bunk
2006-04-04 17:22 ` Zachary Amsden
2006-04-04 17:50 ` Eric W. Biederman [this message]
2006-04-06 22:37 ` Adrian Bunk
2006-04-04 17:43 ` Eric W. Biederman
2006-04-04 17:51 ` Zachary Amsden
2006-04-04 18:43 ` Eric W. Biederman
2006-04-04 19:23 ` Zachary Amsden
2006-04-04 19:38 ` Muli Ben-Yehuda
2006-04-04 20:25 ` Andrew Morton
2006-04-04 22:02 ` Zachary Amsden
2006-04-04 22:19 ` Andrew Morton
2006-04-04 22:34 ` Zachary Amsden
2006-04-04 22:38 ` Andrew Morton
2006-04-05 0:21 ` Martin Bligh
2006-04-05 2:45 ` Eric W. Biederman
2006-04-04 16:29 ` [-mm patch] i386: pre_intr_init_hook optimization Adrian Bunk
2006-04-04 17:16 ` Zachary Amsden
2006-04-04 16:29 ` 2.6.17-rc1-mm1: why did acpi_ns_build_external_path() become global? Adrian Bunk
2006-04-04 16:30 ` [-mm patch] drivers/media/video/bt866.c: small fixes Adrian Bunk
2006-04-04 18:32 ` Martin Samuelsson
2006-04-05 7:42 ` Andrew Morton
2006-04-05 9:02 ` Adrian Bunk
2006-04-05 13:44 ` Martin Samuelsson
2006-04-05 8:32 ` Johannes Stezenbach
2006-04-05 13:54 ` Martin Samuelsson
2006-04-04 16:30 ` [-mm patch] fs/nfsd/nfs4state.c: make a struct static Adrian Bunk
2006-04-04 16:50 ` [NFS] " J. Bruce Fields
2006-04-04 17:29 ` Adrian Bunk
2006-04-04 20:53 ` 2.6.17-rc1-mm1: mlockall() regression on x86_64 Rafael J. Wysocki
2006-04-04 22:24 ` Andrew Morton
2006-04-04 21:53 ` 2.6.17-rc1-mm1 Zan Lynx
2006-04-04 22:09 ` 2.6.17-rc1-mm1 Andrew Morton
2006-04-05 7:01 ` 2.6.17-rc1-mm1 Roger Luethi
2006-04-05 7:29 ` 2.6.17-rc1-mm1 Andrew Morton
2006-04-05 22:01 ` 2.6.17-rc1-mm1 Roger Luethi
2006-04-04 23:38 ` 2.6.17-rc1-mm1 Luck, Tony
2006-04-05 2:05 ` 2.6.17-rc1-mm1 Zou Nan hai
2006-04-05 16:15 ` 2.6.17-rc1-mm1 Bjorn Helgaas
2006-04-05 21:17 ` 2.6.17-rc1-mm1 Luck, Tony
2006-04-05 21:37 ` 2.6.17-rc1-mm1 Andrew Morton
2006-04-05 21:39 ` 2.6.17-rc1-mm1 Andreas Schwab
2006-04-05 22:01 ` 2.6.17-rc1-mm1 Bjorn Helgaas
2006-04-06 1:49 ` 2.6.17-rc1-mm1 Antonino A. Daplas
2006-04-06 10:21 ` 2.6.17-rc1-mm1 Russell King
2006-04-06 10:34 ` 2.6.17-rc1-mm1 Russell King
2006-04-06 14:55 ` 2.6.17-rc1-mm1 Bjorn Helgaas
2006-04-06 10:16 ` 2.6.17-rc1-mm1 Russell King
2006-04-05 2:27 ` 2.6.17-rc1-mm1, nfsd/reiser4 BUG Zan Lynx
2006-04-07 12:27 ` 2.6.17-rc1-mm1: drivers/acpi/numa.c compile error Adrian Bunk
2006-04-07 20:59 ` Andrew Morton
2006-04-09 15:44 ` Adrian Bunk
2006-04-09 15:57 ` Randy.Dunlap
2006-04-07 20:58 ` 2.6.17-rc1-mm1 - detects buggy TSC on GEODE Jim Cromie
2006-04-08 0:07 ` Andrew Morton
2006-04-08 0:25 ` john stultz
2006-04-08 1:15 ` Jim Cromie
2006-04-13 7:39 ` 2.6.17-rc1-mm1 Heiko Carstens
2006-04-13 8:13 ` 2.6.17-rc1-mm1 Andrew Morton
2006-04-14 16:07 ` 2.6.17-rc1-mm1 Alasdair G Kergon
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