Re: [PATCH] blk: cfq forced dispatching fix

[Jens Axboe]

On Thu, Nov 10 2005, Tejun Heo wrote:
> cfq forced dispatching might not return all requests on the queue.
> This bug can hang elevator switchinig and corrupt request ordering
> during flush sequence.
> 
> Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
> 
> ---
> 
> Jens, I implemented a separate code path for forced dispatching as it
> seemed too complex/error-prone to handle forced case in normal
> dispatch path.  How do you like this approach?

I like this approach better then mixing the 'force' into various logic
around the function. So applied.

-- 
Jens Axboe

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