linux-kernel - Re: [Patch 2/7] x86: implement crashkernel=auto

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Message-ID: <4A7A35A0.4040707@redhat.com>
Date:	Thu, 06 Aug 2009 09:45:04 +0800
From:	Amerigo Wang <amwang@...hat.com>
To:	Neil Horman <nhorman@...hat.com>
CC:	linux-kernel@...r.kernel.org, tony.luck@...el.com,
	linux-ia64@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	akpm@...ux-foundation.org, Ingo Molnar <mingo@...e.hu>,
	Anton Vorontsov <avorontsov@...mvista.com>
Subject: Re: [Patch 2/7] x86: implement crashkernel=auto

Neil Horman wrote:
> What about all the other arches that support kexec?  ia64/ppc[64]/s390/etc?
> Don't they need an implementation of arch_default_crash_size?  Or perhaps better
> still you should put this definition in asm-generic, so that it can be
> overridden per-arch if need be, but you always have something to fall back on.
>   

Hmm, I think you mean we need ARCH_HAS_XXXX....
OK, it is a good idea, I will try it.

Thanks for your review, Neil.

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