Re: [PATCH for-next v8 0/6] On-Demand Paging on SoftRoCE
From: Jason Gunthorpe
Date: Thu Oct 17 2024 - 15:28:39 EST
On Wed, Oct 09, 2024 at 10:58:57AM +0900, Daisuke Matsuda wrote:
> This patch series implements the On-Demand Paging feature on SoftRoCE(rxe)
> driver, which has been available only in mlx5 driver[1] so far.
>
> This series has been blocked because of the hang issue of srp 002 test[2],
> which was believed to be caused after applying the commit 9b4b7c1f9f54
> ("RDMA/rxe: Add workqueue support for rxe tasks"). My patches are dependent
> on the commit because the ODP feature requires sleeping in kernel space,
> and it is impossible with the former tasklet implementation.
>
> According to the original reporter[3], the hang issue is already gone in
> v6.10. Additionally, tasklet is marked deprecated[4]. I think the rxe
> driver is ready to accept this series since there is no longer any reason
> to consider reverting back to the old tasklet.
Okay, and it seems we are just ignoring the rxe bugs these days, so
why not? Lets look at it
Jason