From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Kumar Gala <kumar.gala@freescale.com>
Cc: linux-kernel Kernel <linux-kernel@vger.kernel.org>
Subject: Re: questions on how x86 uses IPI for tlb invalidates
Date: Wed, 19 Nov 2008 02:44:51 +1100 [thread overview]
Message-ID: <200811190244.52013.nickpiggin@yahoo.com.au> (raw)
In-Reply-To: <6F2B69F5-7312-49AB-B86A-6AE6B753095B@freescale.com>
On Wednesday 19 November 2008 02:20, Kumar Gala wrote:
> I'm looking at adding some code into powerpc for doing tlb invalidate
> broadcasts via IPI and am looking at the x86 code as a model. I was
> wondering how the x86 code ensures we aren't interrupted in the
> process of doing something like flush_tlb_page().
What's the problem with being interrupted?
next prev parent reply other threads:[~2008-11-18 15:45 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-18 15:20 Kumar Gala
2008-11-18 15:44 ` Nick Piggin [this message]
2008-11-18 15:51 ` Kumar Gala
2008-11-18 16:03 ` Nick Piggin
2008-11-18 16:06 ` Kumar Gala
2008-11-18 16:20 ` Nick Piggin
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