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94168e2ba4
linux/drivers/infiniband/core
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Jason Gunthorpe eb73060b97 RDMA/cm: Make the local_id_table xarray non-irq 
The xarray is never mutated from an IRQ handler, only from work queues
under a spinlock_irq. Thus there is no reason for it be an IRQ type
xarray.

This was copied over from the original IDR code, but the recent rework put
the xarray inside another spinlock_irq which will unbalance the unlocking.

Fixes: c206f8bad1 ("RDMA/cm: Make it clearer how concurrency works in cm_req_handler()")
Link: https://lore.kernel.org/r/0-v1-808b6da3bd3f+1857-cm_xarray_no_irq_jgg@nvidia.com
Reported-by: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2020-11-12 12:31:27 -04:00
..
addr.c RDMA/addr: Fix race with netevent_callback()/rdma_addr_cancel() 2020-09-30 15:29:05 -03:00
agent.c
agent.h
cache.c RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
cgroup.c
cm_msgs.h
cm_trace.c RDMA/cm: Replace pr_debug() call sites with tracepoints 2020-08-24 19:41:41 -03:00
cm_trace.h RDMA/cm: Add tracepoints to track MAD send operations 2020-08-24 19:41:41 -03:00
cm.c RDMA/cm: Make the local_id_table xarray non-irq 2020-11-12 12:31:27 -04:00
cma_configfs.c RDMA/core: Modify enum ib_gid_type and enum rdma_network_type 2020-10-01 21:20:11 -03:00
cma_priv.h
cma_trace.c
cma_trace.h RDMA/core: Move the rdma_show_ib_cm_event() macro 2020-08-24 16:01:47 -03:00
cma.c RDMA: Add rdma_connect_locked() 2020-10-28 09:14:49 -03:00
core_priv.h RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
counters.c RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
cq.c RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
device.c RDMA: Explicitly pass in the dma_device to ib_register_device 2020-10-16 13:53:46 -03:00
ib_core_uverbs.c
iwcm.c
iwcm.h
iwpm_msg.c
iwpm_util.c
iwpm_util.h
lag.c
mad_priv.h IB/mad: Change atomics to refcount API 2020-06-24 16:43:45 -03:00
mad_rmpp.c IB/mad: Delete RMPP_STATE_CANCELING state 2020-06-24 16:43:45 -03:00
mad_rmpp.h
mad.c RDMA 5.9 merge window pull request 2020-08-06 16:43:36 -07:00
Makefile RDMA/cm: Replace pr_debug() call sites with tracepoints 2020-08-24 19:41:41 -03:00
mr_pool.c
multicast.c
netlink.c
nldev.c RDMA/netlink: Remove CAP_NET_RAW check when dump a raw QP 2020-07-29 15:51:19 -03:00
opa_smi.h
packer.c
rdma_core.c RDMA/core: Remove ucontext->closing 2020-09-30 15:27:19 -03:00
rdma_core.h
restrack.c RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
restrack.h RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
roce_gid_mgmt.c net: core: introduce struct netdev_nested_priv for nested interface infrastructure 2020-09-28 15:00:15 -07:00
rw.c treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
sa_query.c IB/sa: Resolv use-after-free in ib_nl_make_request() 2020-07-02 16:05:12 -03:00
sa.h
security.c
smi.c
smi.h
sysfs.c RDMA/core: Change rdma_get_gid_attr returned error code 2020-10-01 21:20:11 -03:00
trace.c RDMA/core: Clean up tracepoint headers 2020-07-06 14:54:46 -03:00
ucma.c RDMA/ucma: Fix use after free in destroy id flow 2020-10-16 14:07:08 -03:00
ud_header.c
umem_odp.c IB/core: Enable ODP sync without faulting 2020-10-01 16:44:05 -03:00
umem.c Merge branch 'dynamic_sg' into rdma.git for-next 2020-10-16 12:40:58 -03:00
user_mad.c
uverbs_cmd.c RDMA/core: Align write and ioctl checks of QP types 2020-09-29 13:11:06 -03:00
uverbs_ioctl.c treewide: Use fallthrough pseudo-keyword 2020-08-23 17:36:59 -05:00
uverbs_main.c RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
uverbs_marshall.c
uverbs_std_types_async_fd.c
uverbs_std_types_counters.c RDMA: Make counters destroy symmetrical 2020-09-09 14:14:29 -03:00
uverbs_std_types_cq.c RDMA/restrack: Improve readability in task name management 2020-09-22 19:47:35 -03:00
uverbs_std_types_device.c RDMA/uverbs: Fix false error in query gid IOCTL 2020-10-26 19:29:26 -03:00
uverbs_std_types_dm.c
uverbs_std_types_flow_action.c
uverbs_std_types_mr.c RDMA/mlx5: Add missing srcu_read_lock in ODP implicit flow 2020-07-24 16:44:06 -03:00
uverbs_std_types_qp.c
uverbs_std_types_srq.c
uverbs_std_types_wq.c RDMA: Restore ability to return error for destroy WQ 2020-09-09 14:14:29 -03:00
uverbs_std_types.c RDMA: Convert RWQ table logic to ib_core allocation scheme 2020-09-17 14:04:33 -03:00
uverbs_uapi.c
uverbs.h
verbs.c RDMA/core: Modify enum ib_gid_type and enum rdma_network_type 2020-10-01 21:20:11 -03:00