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  1. Bug #620074
  2. Comment #417

Comment 417 for bug 620074

Revision history for this message
In , funtoos (funtoos-linux-kernel-bugs) wrote :

(In reply to comment #397)
> Created an attachment (id=22180) [details]
> Drain async IO on the hw side
>
> This patch makes sure that async IO has completed drained from the device
> queue
> before starting sync IO. Hopefully that should make things as good as
> disabling
> NCQ, and it should even improve the situation without NCQ.
>
> I'd like for people to test this patch and see if it makes a difference. It's
> against 2.6.31-rc (ish), but I _think_ it will apply against 2.6.30 as well.
> If
> not, holler, and I'll do a backport too.

Is this in the vanilla 2.6.31-rc5 already?