Re: [PATCH for-next v3 1/7] RDMA/rxe: Convert triple tasklets to use workqueue
From: Leon Romanovsky
Date: Thu Dec 29 2022 - 02:02:59 EST
On Wed, Dec 28, 2022 at 10:56:11AM -0600, Bob Pearson wrote:
> On 12/23/22 00:51, Daisuke Matsuda wrote:
> > In order to implement On-Demand Paging on the rxe driver, triple tasklets
> > (requester, responder, and completer) must be allowed to sleep so that they
> > can trigger page fault when pages being accessed are not present.
> >
> > This patch replaces the tasklets with a workqueue, but still allows direct-
> > call of works from softirq context if it is obvious that MRs are not going
> > to be accessed and there is no work being processed in the workqueue.
>
> There are already at least two patch sets that do this waiting to get upstream
I don't see any unhandled RXE series, except of this one patch [1],
which is one out larger series.
[1] https://patchwork.kernel.org/project/linux-rdma/patch/20221029031331.64518-1-rpearsonhpe@xxxxxxxxx/
> Bob