linux/drivers/infiniband/hw
Yishai Hadas afd1417404 IB/mlx5: Use direct mkey destroy command upon UMR unreg failure
Use a direct firmware command to destroy the mkey in case the unreg UMR
operation has failed.

This prevents a case that a mkey will leak out from the cache post a
failure to be destroyed by a UMR WR.

In case the MR cache limit didn't reach a call to add another entry to the
cache instead of the destroyed one is issued.

In addition, replaced a warn message to WARN_ON() as this flow is fatal
and can't happen unless some bug around.

Link: https://lore.kernel.org/r/20190723065733.4899-4-leon@kernel.org
Cc: <stable@vger.kernel.org> # 4.10
Fixes: 49780d42df ("IB/mlx5: Expose MR cache for mlx5_ib")
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Reviewed-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-07-24 16:43:19 -03:00
..
bnxt_re RDMA/bnxt_re: Honor vlan_id in GID entry comparison 2019-07-22 15:04:04 -03:00
cxgb3 IB: Remove unneeded memset 2019-07-03 14:26:49 -03:00
cxgb4 5.3 Merge window RDMA pull request 2019-07-15 20:38:15 -07:00
efa RDMA/efa: Entropy in admin commands id 2019-07-04 14:31:09 -03:00
hfi1 IB/hfi1: Drop all TID RDMA READ RESP packets after r_next_psn 2019-07-22 14:57:55 -03:00
hns RDMA/hns: Fix sg offset non-zero issue 2019-07-22 14:44:08 -03:00
i40iw 5.3 Merge window RDMA pull request 2019-07-15 20:38:15 -07:00
mlx4 5.3 Merge window RDMA pull request 2019-07-15 20:38:15 -07:00
mlx5 IB/mlx5: Use direct mkey destroy command upon UMR unreg failure 2019-07-24 16:43:19 -03:00
mthca IB: Remove unneeded memset 2019-07-03 14:26:49 -03:00
ocrdma IB: Remove unneeded memset 2019-07-03 14:26:49 -03:00
qedr 5.3 Merge window RDMA pull request 2019-07-15 20:38:15 -07:00
qib Merge branch 'work.mount0' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2019-07-19 10:42:02 -07:00
usnic 5.3 Merge window RDMA pull request 2019-07-15 20:38:15 -07:00
vmw_pvrdma Linux 5.2-rc6 2019-06-28 21:18:23 -03:00
Makefile rdma: Remove nes 2019-06-13 09:59:49 -04:00