linux/drivers/infiniband
Moshe Shemesh 04ebb29dc9 RDMA/mlx5: Fix mkey cache WQ flush
[ Upstream commit a53e215f90 ]

The cited patch tries to ensure no pending works on the mkey cache
workqueue by disabling adding new works and call flush_workqueue().
But this workqueue also has delayed works which might still be pending
the delay time to be queued.

Add cancel_delayed_work() for the delayed works which waits to be queued
and then the flush_workqueue() will flush all works which are already
queued and running.

Fixes: 374012b004 ("RDMA/mlx5: Fix mkey cache possible deadlock on cleanup")
Link: https://lore.kernel.org/r/b8722f14e7ed81452f791764a26d2ed4cfa11478.1698256179.git.leon@kernel.org
Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-01-10 17:16:55 +01:00
..
core RDMA/core: Fix umem iterator when PAGE_SIZE is greater then HCA pgsz 2023-12-13 18:45:16 +01:00
hw RDMA/mlx5: Fix mkey cache WQ flush 2024-01-10 17:16:55 +01:00
sw RDMA/siw: Fix connection failure handling 2023-09-11 14:53:23 +03:00
ulp RDMA/rtrs-clt: Remove the warnings for req in_use check 2023-12-13 18:45:13 +01:00
Kconfig RDMA: Disable IB HW for UML 2022-12-04 15:22:03 +02:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00