Re: [PATCH v4 2/3][v4.9.y] coredump: fix race condition between mmget_not_zero()/get_task_mm() and core dumping

On Tue, Jun 25, 2019 at 02:33:04AM +0530, Ajay Kaher 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@vmware.com

drivers/infiniband/hw/mlx4/main.c | 4 +++- drivers/infiniband/hw/mlx5/main.c | 3 +++ 2 files changed, 6 insertions(+), 1 deletion(-)

Looks OK

Reviewed-by: Jason Gunthorpe jgg@mellanox.com

Thanks Jason