From: Russell King <rmk@arm.linux.org.uk>
To: linux-kernel@vger.kernel.org
Subject: Re: gettimeofday question
Date: Sat, 3 Mar 2001 16:24:30 +0000 [thread overview]
Message-ID: <20010303162346.A1250@flint.arm.linux.org.uk> (raw)
In-Reply-To: <200103031249.f23Cn4R01208@flint.arm.linux.org.uk>
In-Reply-To: <200103031249.f23Cn4R01208@flint.arm.linux.org.uk>; from rmk@arm.linux.org.uk on Sat, Mar 03, 2001 at 12:49:04PM +0000
On Sat, Mar 03, 2001 at 12:49:04PM +0000, Russell King wrote:
> Further more, while do_gettimeofday() is still within the
> read_lock_irqsave, we spin_unlock(&i8253_lock) in do_slow_gettimeoffset()
> and _re-enable_ interrupts! This means when we later read xtime, we're
> doing it with interrupts enabled.
Ok, so this is a classic brainfart. The rest of the original message still
stands though.
--
Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux
http://www.arm.linux.org.uk/personal/aboutme.html
next prev parent reply other threads:[~2001-03-03 16:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-03-03 12:49 gettimeofday question Russell King
2001-03-03 16:24 ` Russell King [this message]
2001-03-19 7:33 ` Russell King
2001-03-19 11:39 ` Jamie Lokier
2001-03-19 18:26 ` Eli Carter
2001-03-19 19:06 ` Russell King
2001-03-19 19:49 ` Eli Carter
2001-03-19 21:34 ` Russell King
2001-03-19 22:54 ` Eli Carter
2001-03-19 23:44 ` Russell King
2001-03-20 15:27 ` Eli Carter
2001-03-21 22:14 ` Eli Carter
2001-03-21 22:27 ` Eli Carter
2001-03-21 23:10 ` Eli Carter
2001-03-21 23:27 ` Question on binutils release to use Anthony Barbachan
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