From: Matthew Wilcox <matthew@wil.cx>
To: linux-ia64@vger.kernel.org
Subject: Re: Sending cpu 0 back to SAL slave loop
Date: Fri, 06 Oct 2006 20:44:43 +0000 [thread overview]
Message-ID: <20061006204443.GT2563@parisc-linux.org> (raw)
In-Reply-To: <20061006203909.GA6500@sgi.com>
On Fri, Oct 06, 2006 at 03:39:10PM -0500, Jack Steiner wrote:
> For kexec, it is ESSENTIAL that all cpus except for the one doing
> the kexec be returned to the SAL slave loop. If this is not done, our
> chipset will misdirect IO interrupts on the newly exec'ed kernel.
Could you do an IPI call to have CPU 0 do the kexec and have the CPU
that sent the IPI fall into the SAL slave loop instead?
next prev parent reply other threads:[~2006-10-06 20:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-06 20:39 Sending cpu 0 back to SAL slave loop Jack Steiner
2006-10-06 20:44 ` Matthew Wilcox [this message]
2006-10-07 2:16 ` Jack Steiner
2006-10-08 5:40 ` Zou, Nanhai
2006-10-08 7:37 ` Keith Owens
2006-10-09 15:09 ` Jack Steiner
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