linux/drivers/infiniband/hw/mlx5
Jason Gunthorpe 50211ec944 RDMA/mlx5: Split sig_err MR data into its own xarray
The locking model for signature is completely different than ODP, do not
share the same xarray that relies on SRCU locking to support ODP.

Simply store the active mlx5_core_sig_ctx's in an xarray when signature
MRs are created and rely on trivial xarray locking to serialize
everything.

The overhead of storing only a handful of SIG related MRs is going to be
much less than an xarray full of every mkey.

Link: https://lore.kernel.org/r/20191009160934.3143-3-jgg@ziepe.ca
Reviewed-by: Artemy Kovalyov <artemyko@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-10-28 16:41:13 -03:00
..
ah.c RDMA: Handle AH allocations by IB/core 2019-04-08 13:05:25 -03:00
cmd.c net/mlx5: Move device memory management to mlx5_core 2019-09-01 23:44:41 -07:00
cmd.h net/mlx5: Move device memory management to mlx5_core 2019-09-01 23:44:41 -07:00
cong.c infiniband: mlx5: no need to check return value of debugfs_create functions 2019-01-24 09:22:29 -07:00
cq.c RDMA/mlx5: Split sig_err MR data into its own xarray 2019-10-28 16:41:13 -03:00
devx.c RDMA/mlx5: Add missing synchronize_srcu() for MW cases 2019-10-04 15:54:22 -03:00
doorbell.c IB/{core,hw}: Have ib_umem_get extract the ib_ucontext from ib_udata 2019-01-10 17:07:45 -07:00
flow.c RDMA subsystem updates for 5.4 2019-09-21 10:26:24 -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 Merge mlx5-next into rdma for-next 2019-07-05 10:16:19 -03:00
ib_rep.h Merge mlx5-next into rdma for-next 2019-07-03 16:50:26 -03:00
ib_virt.c IB/mlx5: Restore IB guid/policy for virtual functions 2017-07-24 10:34:28 -04:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
mad.c IB/mlx5: Fixed reporting counters on 2nd port for Dual port RoCE 2019-07-03 15:08:54 -03:00
main.c RDMA/mlx5: Split sig_err MR data into its own xarray 2019-10-28 16:41:13 -03:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
mem.c RDMA/odp: Split creating a umem_odp from ib_umem_get 2019-08-21 14:08:42 -03:00
mlx5_ib.h RDMA/mlx5: Split sig_err MR data into its own xarray 2019-10-28 16:41:13 -03:00
mr.c RDMA/mlx5: Split sig_err MR data into its own xarray 2019-10-28 16:41:13 -03:00
odp.c RDMA/mlx5: Use SRCU properly in ODP prefetch 2019-10-28 16:41:13 -03:00
qp.c Merge tag 'v5.3-rc8' into rdma.git for-next 2019-09-13 16:59:51 -03:00
srq_cmd.c mlx5: Use refcount_t for refcount 2019-08-07 11:01:48 -07:00
srq.c RDMA: Handle SRQ allocations by IB/core 2019-04-08 13:05:25 -03:00
srq.h RDMA: Handle SRQ allocations by IB/core 2019-04-08 13:05:25 -03:00