Re: [PATCH 0/2] IB/rdmavt: cq ktrhead worker fix and API update

From: Dalessandro, Dennis
Date: Thu Oct 20 2016 - 08:56:41 EST


On Wed, 2016-10-19 at 14:07 +0200, Petr Mladek wrote:
> The kthread worker API has been improved in 4.9-rc1. The 2nd
> patch uses the new functions and simplifies the kthread worker
> creation and destroying.
>
> I have found a possible race when working on the API conversion.
> A proposed fix is in the 1st patch.
>
> Both changes are compile tested only. I did not find an easy way
> how to test them at runtime.
>
> Petr Mladek (2):
> Â IB/rdmavt: Avoid queuing work into a destroyed cq kthread worker
> Â IB/rdmavt: Handle the kthread worker using the new API
>
> Âdrivers/infiniband/sw/rdmavt/cq.c | 64 +++++++++++++++++----------
> ------------
> Â1 file changed, 27 insertions(+), 37 deletions(-)

Thanks for the patches. I'm going to take a closer look, I just now
seen these.

-Denny