Re: [PATCH] [v4.14.y] infiniband: fix race condition between infiniband mlx4, mlx5 driver and core dumping

From: Greg KH
Date: Fri Jun 14 2019 - 11:00:01 EST


On Fri, Jun 14, 2019 at 02:41:39PM +0000, Ajay Kaher wrote:
>
> ïOn 10/06/19, 6:22 PM, "Ajay Kaher" <akaher@xxxxxxxxxx> wrote:
>
> > This patch is the extension of following upstream commit to fix
> > the race condition between get_task_mm() and core dumping
> > for IB->mlx4 and IB->mlx5 drivers:
> >
> > commit 04f5866e41fb ("coredump: fix race condition between
> > mmget_not_zero()/get_task_mm() and core dumping")'
> >
> > Thanks to Jason for pointing this.
> >
> > Signed-off-by: Ajay Kaher <akaher@xxxxxxxxxx>
> > Acked-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx>
>
> Greg, I hope you would like to review and proceed further with this patch.

If this is all calmed down now, I'll look at it next week, thanks.

greg k-h