From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: john stultz <johnstul-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: Richard Cochran
<richardcochran-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>,
Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>
Subject: Re: [PATCH RFC 2/8] clock device: convert clock_gettime
Date: Wed, 10 Nov 2010 11:16:07 +0100 [thread overview]
Message-ID: <201011101116.08038.arnd@arndb.de> (raw)
In-Reply-To: <1289338622.9434.46.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
On Tuesday 09 November 2010, john stultz wrote:
> I wonder thought if it would be worth having a syscall to convert from
> fd to clock_id so it could be more flexible in the future. But it may
> not be worth it, as we're probably already limited by the cpuclock
> implementation.
If the file descriptor comes from a character device, we don't even need
a syscall, it could simply be an ioctl on the device.
Arnd
next prev parent reply other threads:[~2010-11-10 10:16 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-04 19:26 [PATCH RFC 0/8] Dynamic clock devices Richard Cochran
[not found] ` <cover.1288897198.git.richard.cochran-3mrvs1K0uXizZXS1Dc/lvw@public.gmane.org>
2010-11-04 19:28 ` [PATCH RFC 1/8] Introduce dynamic " Richard Cochran
2010-11-08 6:38 ` Arnd Bergmann
[not found] ` <201011080738.41871.arnd-r2nGTMty4D4@public.gmane.org>
2010-12-04 14:55 ` Richard Cochran
[not found] ` <20101204145343.GA8390-7KxsofuKt4IfAd9E5cN8NEzG7cXyKsk/@public.gmane.org>
2010-12-06 14:14 ` Arnd Bergmann
2010-11-04 19:28 ` [PATCH RFC 2/8] clock device: convert clock_gettime Richard Cochran
[not found] ` <81ccd2674ebf26332898761ba6b7b54f395a15bd.1288897199.git.richard.cochran-3mrvs1K0uXizZXS1Dc/lvw@public.gmane.org>
2010-11-08 6:56 ` Arnd Bergmann
[not found] ` <201011080756.50930.arnd-r2nGTMty4D4@public.gmane.org>
2010-11-09 10:26 ` Richard Cochran
[not found] ` <20101109102641.GB2690-7KxsofuKt4IfAd9E5cN8NEzG7cXyKsk/@public.gmane.org>
2010-11-09 12:47 ` Arnd Bergmann
2010-11-09 21:37 ` john stultz
[not found] ` <1289338622.9434.46.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2010-11-10 10:16 ` Arnd Bergmann [this message]
2010-11-08 23:37 ` john stultz
[not found] ` <1289259423.21487.7.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2010-11-09 8:23 ` Richard Cochran
[not found] ` <20101109082353.GA2690-7KxsofuKt4IfAd9E5cN8NEzG7cXyKsk/@public.gmane.org>
2010-11-09 21:10 ` john stultz
[not found] ` <1289337058.9434.39.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2010-11-15 9:41 ` Richard Cochran
2010-11-04 19:28 ` [PATCH RFC 3/8] clock device: convert clock_getres Richard Cochran
2010-11-04 19:30 ` [PATCH RFC 8/8] clock device: convert timer_settime Richard Cochran
2010-11-15 10:01 ` [PATCH RFC 0/8] Dynamic clock devices Paul Mundt
[not found] ` <20101115100150.GA25973-M7jkjyW5wf5g9hUCZPvPmw@public.gmane.org>
2010-11-18 16:33 ` Richard Cochran
2010-11-04 19:29 ` [PATCH RFC 4/8] clock device: convert clock_settime Richard Cochran
2010-11-04 19:29 ` [PATCH RFC 5/8] clock device: convert timer_create Richard Cochran
2010-11-04 19:30 ` [PATCH RFC 6/8] clock device: convert timer_delete Richard Cochran
2010-11-04 19:30 ` [PATCH RFC 7/8] clock device: convert timer_gettime Richard Cochran
2010-11-08 23:01 ` [PATCH RFC 0/8] Dynamic clock devices john stultz
[not found] ` <1289257264.2798.98.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2010-11-15 9:34 ` Richard Cochran
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