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SubjectRe: [PATCH] block: mq flush: fix race between IPI handler and mq flush worker
On 05/27/2014 01:21 PM, Christoph Hellwig wrote:
> On Tue, May 27, 2014 at 01:17:40PM -0600, Jens Axboe wrote:
>> But I think you sent the old one again, not the new variant :-)
>
> Oh well, next try:

This looks good to me. Was trying to think of ways to reduce that to one
list iteration, but I think it's cleaner to just retain the two separate
ones.

Reusing REQ_SOFTBARRIER is fine as well, not used in blk-mq otherwise.

Let me know when you have runtime verified it.

--
Jens Axboe



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