Re: [PATCH] dmapool: push new blocks in ascending order

From: Keith Busch
Date: Mon Feb 27 2023 - 20:25:53 EST


On Sat, Feb 25, 2023 at 08:42:39PM -0800, Andrew Morton wrote:
> On Tue, 21 Feb 2023 08:54:00 -0800 Keith Busch <kbusch@xxxxxxxx> wrote:
>
> > Some users of the dmapool need their allocations to happen in ascending
> > order. The recent optimizations pushed the blocks in reverse order, so
> > restore the previous behavior by linking the next available block from
> > low-to-high.
>
> As I understand it, this fixes the only known issues with patch series
> "dmapool enhancements", v4. So we're good for a merge before 6.3-rc1,
> yes?

Okay, I think this is good to go to merge now. My local testing also show this
fixes the megaraid issue that Guenter reported on the other thread, so I
believe this does indeed fix the only reported issues with the dmapool
enhancements.
.