From: khc@pm.waw.pl (Krzysztof Halasa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm: remove unused code in delay.S
Date: Tue, 15 Sep 2009 23:04:37 +0200 [thread overview]
Message-ID: <m3k4zzdimy.fsf@intrepid.localdomain> (raw)
In-Reply-To: <1253043875.3273.131.camel@linux-1lbu> (Steve Chen's message of "Tue, 15 Sep 2009 14:44:35 -0500")
Steve Chen <schen@mvista.com> writes:
> +config OLD_CPU_DELAY
> + depends on CPU_32v3 || CPU_32v4 || CPU_32v4T
> + bool "Accurate delays"
> + def_bool n
> + help
> + Enable if observing longer than expected delays and need more
> + accuracy. This only applies to older CPUs.
> +
If it's that simple then why not enable the extra delay code
unconditionally when compiling for those CPUs?
We don't need "do something better" options.
--
Krzysztof Halasa
WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Halasa <khc@pm.waw.pl>
To: Steve Chen <schen@mvista.com>
Cc: Felipe Contreras <felipe.contreras@gmail.com>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Jamie Lokier <jamie@shareable.org>,
linux-kernel@vger.kernel.org, Marek Vasut <marek.vasut@gmail.com>,
Pavel Machek <pavel@ucw.cz>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm: remove unused code in delay.S
Date: Tue, 15 Sep 2009 23:04:37 +0200 [thread overview]
Message-ID: <m3k4zzdimy.fsf@intrepid.localdomain> (raw)
In-Reply-To: <1253043875.3273.131.camel@linux-1lbu> (Steve Chen's message of "Tue, 15 Sep 2009 14:44:35 -0500")
Steve Chen <schen@mvista.com> writes:
> +config OLD_CPU_DELAY
> + depends on CPU_32v3 || CPU_32v4 || CPU_32v4T
> + bool "Accurate delays"
> + def_bool n
> + help
> + Enable if observing longer than expected delays and need more
> + accuracy. This only applies to older CPUs.
> +
If it's that simple then why not enable the extra delay code
unconditionally when compiling for those CPUs?
We don't need "do something better" options.
--
Krzysztof Halasa
next prev parent reply other threads:[~2009-09-15 21:04 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-13 21:05 [PATCH] arm: remove unused code in delay.S Felipe Contreras
2009-09-13 21:05 ` Felipe Contreras
2009-09-13 21:28 ` Marek Vasut
2009-09-13 21:28 ` Marek Vasut
2009-09-13 23:00 ` Russell King - ARM Linux
2009-09-13 23:00 ` Russell King - ARM Linux
2009-09-14 0:21 ` Jamie Lokier
2009-09-14 0:21 ` Jamie Lokier
2009-09-14 8:10 ` Russell King - ARM Linux
2009-09-14 8:10 ` Russell King - ARM Linux
2009-09-14 12:58 ` Felipe Contreras
2009-09-14 12:58 ` Felipe Contreras
2009-09-14 14:00 ` Russell King - ARM Linux
2009-09-14 14:00 ` Russell King - ARM Linux
2009-09-14 14:38 ` Felipe Contreras
2009-09-14 14:38 ` Felipe Contreras
2009-09-14 14:40 ` Russell King - ARM Linux
2009-09-14 14:40 ` Russell King - ARM Linux
2009-09-14 15:14 ` Felipe Contreras
2009-09-14 15:14 ` Felipe Contreras
2009-09-14 15:21 ` Russell King - ARM Linux
2009-09-14 15:21 ` Russell King - ARM Linux
2009-09-14 15:50 ` Felipe Contreras
2009-09-14 15:50 ` Felipe Contreras
2009-09-14 16:25 ` Marek Vasut
2009-09-14 16:25 ` Marek Vasut
2009-09-14 16:54 ` Felipe Contreras
2009-09-14 16:54 ` Felipe Contreras
2009-09-14 15:36 ` Wolfram Sang
2009-09-14 15:36 ` Wolfram Sang
2009-09-14 16:06 ` Felipe Contreras
2009-09-14 16:06 ` Felipe Contreras
2009-09-14 16:24 ` Wolfram Sang
2009-09-14 16:24 ` Wolfram Sang
2009-09-15 10:37 ` Pavel Machek
2009-09-15 10:37 ` Pavel Machek
2009-09-15 10:47 ` Felipe Contreras
2009-09-15 10:47 ` Felipe Contreras
2009-09-15 10:49 ` Pavel Machek
2009-09-15 10:49 ` Pavel Machek
2009-09-15 11:20 ` Felipe Contreras
2009-09-15 11:20 ` Felipe Contreras
2009-09-15 12:29 ` Steve Chen
2009-09-15 12:29 ` Steve Chen
2009-09-15 13:41 ` Marek Vasut
2009-09-15 13:41 ` Marek Vasut
2009-09-15 16:30 ` Steve Chen
2009-09-15 16:30 ` Steve Chen
2009-09-15 18:58 ` Felipe Contreras
2009-09-15 18:58 ` Felipe Contreras
2009-09-15 19:44 ` Steve Chen
2009-09-15 19:44 ` Steve Chen
2009-09-15 20:39 ` Marek Vasut
2009-09-15 20:39 ` Marek Vasut
2009-09-15 21:04 ` Krzysztof Halasa [this message]
2009-09-15 21:04 ` Krzysztof Halasa
2009-09-15 22:26 ` Steve Chen
2009-09-15 22:26 ` Steve Chen
2009-09-15 22:47 ` Krzysztof Halasa
2009-09-15 22:47 ` Krzysztof Halasa
2009-09-16 8:26 ` Steve Chen
2009-09-16 8:26 ` Steve Chen
2009-09-16 12:30 ` Krzysztof Halasa
2009-09-16 12:30 ` Krzysztof Halasa
2009-09-16 14:49 ` Steve Chen
2009-09-16 14:49 ` Steve Chen
2009-09-16 20:21 ` Sergei Shtylyov
2009-09-16 20:21 ` Sergei Shtylyov
2009-09-16 13:47 ` Russell King - ARM Linux
2009-09-16 13:47 ` Russell King - ARM Linux
2009-09-17 19:32 ` Jamie Lokier
2009-09-17 19:32 ` Jamie Lokier
2009-09-17 19:41 ` Russell King - ARM Linux
2009-09-17 19:41 ` Russell King - ARM Linux
2009-09-17 21:29 ` [PATCH v2] " Steve Chen
2009-09-17 21:29 ` Steve Chen
2009-09-17 21:37 ` Jamie Lokier
2009-09-17 21:37 ` Jamie Lokier
2009-09-17 22:25 ` Steve Chen
2009-09-17 22:25 ` Steve Chen
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