Messages in this thread | | | Date | Tue, 14 May 2002 12:38:30 +0100 | From | Russell King <> | Subject | Re: [PATCH] 2.5.15 IDE 61 |
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On Tue, May 14, 2002 at 12:21:44PM +0200, Martin Dalecki wrote: > Well in the next patch round the hwgroup will be replaced with > a spin lock, which is supposed to be shared between channels which need > forced access serialization between them. Please look > at patches 62a and 63 :-).
Something here smells fishy here - you shouldn't hold a spinlock for a long time (a long time === spinlocking, setting up the drive, possibly scheduling, transferring data, getting status, then unlocking). Also, remember, spinlocks are no-ops on uniprocessor systems.
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
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