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    SubjectRe: [PATCH] 2.5.15 IDE 61
    Uz.ytkownik Russell King napisa?:
    > 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.

    Well, let's just have a look at how to share request queues between
    channels which need this treatment in addition then?

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