Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
linux/drivers/infiniband/hw/mlx5
History
Yishai Hadas 47f07f03b5 IB/mlx5: Block DEVX umem from the non applicable cases 
Blocks creating a DEVX UMEM with the non applicable access flags
as of ODP, MW_BIND, etc.

Specifically when an ODP flag is used below WARN call trace is issued.

[ 2510.404131] RIP: 0010:__mlx5_ib_populate_pas+0x207/0x220 [mlx5_ib]
...
[ 2510.404143] Call Trace:
[ 2510.404150]  ? __kmalloc_node+0x1b3/0x280
[ 2510.404156]  ? _uverbs_alloc+0x63/0x90 [ib_uverbs]
[ 2510.404158]  ? _uverbs_alloc+0x63/0x90 [ib_uverbs]
[ 2510.404162]  mlx5_ib_populate_pas+0x53/0x60 [mlx5_ib]
[ 2510.404167]  mlx5_ib_handler_MLX5_IB_METHOD_DEVX_UMEM_REG+0x273/0x3f0 [mlx5_ib]

Fixes: aeae94579c ("IB/mlx5: Add DEVX support for memory registration")
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Reviewed-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
 		2018-12-06 11:38:14 -05:00
..
Kconfig net/mlx5: Fix tristate and description for MLX5 module 2018-07-18 14:33:25 -07:00
Makefile IB/mlx5: Introduce flow steering matcher uapi object 2018-07-24 13:34:37 -06:00
ah.c RDMA: Convert drivers to use sgid_attr instead of sgid_index 2018-06-18 11:11:26 -06:00
cmd.c IB/mlx5: Set uid as part of TD commands 2018-09-25 14:06:38 -06:00
cmd.h IB/mlx5: Set uid as part of TD commands 2018-09-25 14:06:38 -06:00
cong.c IB/mlx5: fix uaccess beyond "count" in debugfs read/write handlers 2018-07-09 13:15:12 -06:00
cq.c First merge window pull request 2018-10-26 07:38:19 -07:00
devx.c IB/mlx5: Block DEVX umem from the non applicable cases 2018-12-06 11:38:14 -05:00
doorbell.c
…
flow.c First merge window pull request 2018-10-26 07:38:19 -07:00
gsi.c RDMA, core and ULPs: Declare ib_post_send() and ib_post_recv() arguments const 2018-07-30 20:09:34 -06:00
ib_rep.c RDMA/drivers: Use core provided API for registering device attributes 2018-10-17 03:45:01 -06:00
ib_rep.h RDMA/mlx5: Update SPDX tags to show proper license 2018-06-05 14:04:20 -06:00
ib_virt.c
…
mad.c
…
main.c IB/mlx5: Avoid load failure due to unknown link width 2018-11-21 14:18:02 -07:00
mem.c RDMA/umem: Get rid of struct ib_umem.odp_data 2018-09-21 11:54:46 -04:00
mlx5_ib.h First merge window pull request 2018-10-26 07:38:19 -07:00
mr.c IB/mlx5: Fix MR cache initialization 2018-10-16 08:30:37 -06:00
odp.c IB/mlx5: Fix implicit ODP interrupted page fault 2018-12-03 16:52:53 -05:00
qp.c IB/mlx5: Fix XRC QP support after introducing extended atomic 2018-11-21 14:15:14 -07:00
srq.c IB/mlx5: Set uid as part of SRQ commands 2018-09-25 14:06:04 -06:00