From: Linus Walleij <linus.walleij@stericsson.com>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>,
Bryan Huntsman <bryanh@codeaurora.org>,
Colin Cross <ccross@android.com>,
Daniel Walker <dwalker@codeaurora.org>,
David Brown <davidb@codeaurora.org>,
Erik Gilling <konkers@android.com>,
Kukjin Kim <kgene.kim@samsung.com>,
Olof Johansson <olof@lixom.net>,
Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>,
Tony Lindgren <tony@atomide.com>,
linux-tegra@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-samsung-soc@vger.kernel.org, linux-omap@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] TWD: enable one-shot mode
Date: Tue, 28 Dec 2010 02:17:42 +0100 [thread overview]
Message-ID: <AANLkTinU+x2uV34SCO=p2K4z6BO_DSYy2+1BRU5eAgHO@mail.gmail.com> (raw)
In-Reply-To: <20101224191855.GJ20587@n2100.arm.linux.org.uk>
2010/12/24 Russell King - ARM Linux <linux@arm.linux.org.uk>:
> Allow one shot timer mode to be used with the TWD. This allows
> NOHZ mode to be used on SMP systems using the TWD localtimer.
>
> Tested on Versatile Express.
>
> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
> ---
> Acks/Tested-by's would be appreciated, thanks.
Tested on the U8500 and doesn't seem to break anything...
Local interrupts after a few minutes of use before patching
(and enabling NO_HZ):
LOC: 8203 8224
After patching;
LOC: 233 322
Looks like it's working, too.
Tested-by: Linus Walleij <linus.walleij@stericsson.com>
Yours,
Linus Walleij
next prev parent reply other threads:[~2010-12-28 1:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-24 19:18 [PATCH] TWD: enable one-shot mode Russell King - ARM Linux
2010-12-28 1:17 ` Linus Walleij [this message]
2011-01-11 5:12 ` Stephen Boyd
2011-01-11 11:52 ` Russell King - ARM Linux
2011-01-14 18:45 ` Stephen Boyd
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