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    SubjectRe: [PATCH] New QStor SATA/RAID Driver for 2.6.9-rc2
    On Tue, Sep 14, 2004 at 02:25:35PM -0400, James Bottomley wrote:
    > Sleeping in the eh paths is fine (as long as you drop the locks that the
    > EH thread has uselessly taken for you). Indeed it's often required
    > since the return is supposed to tell the eh thread whether the action
    > was successful or not.

    I'm not sure this true for all arches?

    The lock is taken in the SCSI layer with spin_lock_irqsave(), but the
    low-level driver cannot perform the exact opposite,
    spin_unlock_irqrestore(). The best they can do is spin_lock_irq(),
    which isnt 100% the same.


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