On Wed, Sep 14, 2005 at 10:00:39PM +0200, Blaisorblade wrote:
> Assuming it can be done, it'd be ok.
>
> However, why have we already dequeued the request?
It is easier than removing segments from the request and finally
dequeueing the request when it is finally empty.
> Looking for examples, via grep blkdev_dequeue_request drivers/ide/*.c and
> going opening drivers/ide/ide-io.c, I found blkdev_dequeue_request() called
> *after* end_that_request_first(), while there it's called before.
>
> A comment in blk_start_pre_flush() says there's some freedom, but probably
> leaving the request in the queue would be ok....
There is a good amount of freedom. The driver is given a set of
requests, and has the job of making them happen.
Jeff
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