From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
To: Bob McElrath <bob+linux-kernel@mcelrath.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: /dev/rtc on alpha
Date: Sun, 9 Nov 2003 14:24:35 +0300 [thread overview]
Message-ID: <20031109142435.A4596@jurassic.park.msu.ru> (raw)
In-Reply-To: <20031108213356.GD16295@mcelrath.org>; from bob+linux-kernel@mcelrath.org on Sat, Nov 08, 2003 at 01:33:57PM -0800
On Sat, Nov 08, 2003 at 01:33:57PM -0800, Bob McElrath wrote:
> Why is the alpha kernel code grabbing the rtc interrupt? Is it possible
> it share its use with a user program? Would reprogramming the interrupt
> rate by a user program do violence to some internel kernel timing?
On most Alphas RTC is the system timer (running at 1024 Hz).
So changing the interrupt rate from user space wouldn't be a good idea.
Ivan.
next prev parent reply other threads:[~2003-11-09 11:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-08 21:33 Bob McElrath
2003-11-09 11:24 ` Ivan Kokshaysky [this message]
2003-11-09 17:44 ` Bob McElrath
2003-11-09 19:05 ` Geert Uytterhoeven
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