Re: block: eliminate ELEVATOR_INSERT_REQUEUE

From: Tejun Heo
Date: Wed Mar 30 2011 - 13:33:17 EST


On Wed, Mar 30, 2011 at 07:13:20PM +0200, Jens Axboe wrote:
> On 2011-03-30 17:30, Tejun Heo wrote:
> > On Wed, Mar 30, 2011 at 11:22:48AM -0400, Vivek Goyal wrote:
> >> So wee need this as stable fix because FLUSH request can get ahead of
> >> REQUEUED requests and it can break some drivers?
> >
> > Yes, I think so. All we need is just replacing elv_insert() calls in
> > blk-flush.c with list_add_tail(). Something like the following. I'll
> > test it and send a proper patch later. Thanks.
>
> I'd suggest I just mark the queued patch for stable.

Ah, right. It might not apply without conflict but they're basically
the same changes. Thanks.

--
tejun
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