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From: David VomLehn <dvomlehn@cisco.com>
To: David Daney <ddaney@caviumnetworks.com>
Cc: linux-mips@linux-mips.org, ralf@linux-mips.org
Subject: Re: [PATCH 2/2] MIPS: Move signal trampolines off of the stack.
Date: Wed, 22 Apr 2009 10:57:32 -0700	[thread overview]
Message-ID: <20090422175732.GB28623@cuplxvomd02.corp.sa.net> (raw)
In-Reply-To: <1240349605-1921-2-git-send-email-ddaney@caviumnetworks.com>

On Tue, Apr 21, 2009 at 02:33:25PM -0700, David Daney wrote:
> This is a follow on to the vdso patch.
> 
> Since all processes now have signal trampolines permanently mapped, we
> can use those instead of putting the trampoline on the stack and
> invalidating the corresponding icache across all CPUs.  We also get
> rid of a bunch of ICACHE_REFILLS_WORKAROUND_WAR code.

This sure gets rid of some ugly code!

> Signed-off-by: David Daney <ddaney@caviumnetworks.com>

Reviewed by: David VomLehn <dvomlehn@cisco.com>

  reply	other threads:[~2009-04-23  1:50 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-21 21:30 [PATCH 0/2] MIPS: Move signal return trampolines off the stack David Daney
2009-04-21 21:33 ` [PATCH 1/2] MIPS: Preliminary vdso David Daney
2009-04-22  5:24   ` Shane McDonald
2009-04-22 15:18     ` David Daney
2009-04-22  9:35   ` Kevin D. Kissell
2009-04-22 18:01     ` David Daney
2009-04-24  7:20       ` Brian Foster
2009-04-24  7:50         ` Kevin D. Kissell
2009-04-24 15:30           ` David Daney
2009-04-27  7:19             ` Brian Foster
2009-04-27 12:51               ` Kevin D. Kissell
2009-04-27 15:54                 ` David Daney
2009-04-27 17:27                   ` Kevin D. Kissell
2009-04-27 18:26                     ` David Daney
2009-04-22 17:50   ` David VomLehn
2009-04-22 18:05     ` David Daney
2009-04-22 18:28       ` David VomLehn
2009-04-21 21:33 ` [PATCH 2/2] MIPS: Move signal trampolines off of the stack David Daney
2009-04-22 17:57   ` David VomLehn [this message]
2009-04-22 18:04 ` [PATCH 0/2] MIPS: Move signal return trampolines off " David VomLehn
2009-04-22 18:13   ` David Daney
2009-04-22 18:31     ` David VomLehn

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