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android_kernel_samsung_sm8650/drivers/infiniband/core
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Bart Van Assche 02ee9da347 IB/core: Fix two kernel warnings triggered by rxe registration 
Eliminate the WARN_ONs that create following two warnings when
registering an rxe device:

WARNING: CPU: 2 PID: 1005 at drivers/infiniband/core/device.c:449 ib_register_device+0x591/0x640 [ib_core]
CPU: 2 PID: 1005 Comm: run_tests Not tainted 4.15.0-rc4-dbg+ #2
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.0.0-prebuilt.qemu-project.org 04/01/2014
RIP: 0010:ib_register_device+0x591/0x640 [ib_core]
Call Trace:
 rxe_register_device+0x3c6/0x470 [rdma_rxe]
 rxe_add+0x543/0x5e0 [rdma_rxe]
 rxe_net_add+0x37/0xb0 [rdma_rxe]
 rxe_param_set_add+0x5a/0x120 [rdma_rxe]
 param_attr_store+0x5e/0xc0
 module_attr_store+0x19/0x30
 sysfs_kf_write+0x3d/0x50
 kernfs_fop_write+0x116/0x1a0
 __vfs_write+0x23/0x120
 vfs_write+0xbe/0x1b0
 SyS_write+0x44/0xa0
 entry_SYSCALL_64_fastpath+0x23/0x9a

WARNING: CPU: 2 PID: 1005 at drivers/infiniband/core/sysfs.c:1279 ib_device_register_sysfs+0x11d/0x160 [ib_core]
CPU: 2 PID: 1005 Comm: run_tests Tainted: G        W        4.15.0-rc4-dbg+ #2
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.0.0-prebuilt.qemu-project.org 04/01/2014
RIP: 0010:ib_device_register_sysfs+0x11d/0x160 [ib_core]
Call Trace:
 ib_register_device+0x3f7/0x640 [ib_core]
 rxe_register_device+0x3c6/0x470 [rdma_rxe]
 rxe_add+0x543/0x5e0 [rdma_rxe]
 rxe_net_add+0x37/0xb0 [rdma_rxe]
 rxe_param_set_add+0x5a/0x120 [rdma_rxe]
 param_attr_store+0x5e/0xc0
 module_attr_store+0x19/0x30
 sysfs_kf_write+0x3d/0x50
 kernfs_fop_write+0x116/0x1a0
 __vfs_write+0x23/0x120
 vfs_write+0xbe/0x1b0
 SyS_write+0x44/0xa0
 entry_SYSCALL_64_fastpath+0x23/0x9a

The code should accept either a parent pointer or a fully specified DMA
specification without producing warnings.

Fixes: 99db949403 ("IB/core: Remove ib_device.dma_device")
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Cc: Leon Romanovsky <leon@kernel.org>
Cc: stable@vger.kernel.org # v4.11
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2018-01-03 17:26:59 -07:00
..
addr.c RDMA/core: Avoid copying ifindex twice 2017-12-18 15:37:10 -07:00
agent.c IB/core: Rename ib_destroy_ah to rdma_destroy_ah 2017-05-01 14:32:43 -04:00
agent.h IB/mad: Add final OPA MAD processing 2015-06-12 14:49:18 -04:00
cache.c IB/core: Avoid exporting module internal ib_find_gid_by_filter() 2017-12-18 15:37:09 -07:00
cgroup.c IB/core: added support to use rdma cgroup controller 2017-01-10 11:14:27 -05:00
cm_msgs.h IB/core: Fix unaligned accesses 2015-05-05 13:21:27 -04:00
cm.c IB/cm: Refactor to avoid setting path record software only fields 2017-12-18 15:37:12 -07:00
cma_configfs.c RDMA/cma: make config_item_type const 2017-10-19 16:15:31 +02:00
cma.c RDMA/cma: Mark end of CMA ID messages 2018-01-02 14:12:47 -07:00
core_priv.h infiniband: drop unknown function from core_priv.h 2017-12-27 21:27:41 -07:00
cq.c IB/cq: Don't process more than the given budget 2017-03-24 22:19:48 -04:00
device.c IB/core: Fix two kernel warnings triggered by rxe registration 2018-01-03 17:26:59 -07:00
fmr_pool.c IB/fmr_pool: Convert the cleanup thread into kthread worker API 2017-04-25 14:24:17 -04:00
iwcm.c RDMA/netlink: Fix general protection fault 2017-12-07 15:28:07 -05:00
iwcm.h iw_cm: free cm_id resources on the last deref 2016-08-02 13:15:18 -04:00
iwpm_msg.c RDMA/iwpm: Properly mark end of NL messages 2017-09-29 11:32:42 -04:00
iwpm_util.c RDMA/iwpm: Fix uninitialized error code in iwpm_send_mapinfo() 2017-12-13 10:55:49 -07:00
iwpm_util.h iwpm: crash fix for large connections test 2016-03-16 13:48:32 -04:00
mad_priv.h IB/mad: use CQ abstraction 2016-01-19 15:25:45 -05:00
mad_rmpp.c IB/mad: Change slid in RMPP recv from 16 to 32 bits 2017-08-08 14:47:18 -04:00
mad_rmpp.h RDMA: Remove subversion $Id tags 2008-07-14 23:48:44 -07:00
mad.c drivers: infiniband: remove duplicate includes 2017-12-22 09:39:35 -07:00
Makefile Updates for 4.15 kernel merge window 2017-11-15 14:54:53 -08:00
mr_pool.c IB/core: add a simple MR pool 2016-05-13 13:37:18 -04:00
multicast.c IB/core: Define 'ib' and 'roce' rdma_ah_attr types 2017-05-01 14:32:43 -04:00
netlink.c RDMA/netlink: Simplify code of autoload modules 2018-01-02 13:36:57 -07:00
nldev.c RDMA/nldev: Refactor setting the nldev handle to a common function 2018-01-02 13:36:57 -07:00
opa_smi.h IB: Add rdma_cap_ib_switch helper and use where appropriate 2015-07-14 13:20:08 -04:00
packer.c IB/core: trivial prink cleanup. 2016-03-03 10:20:25 -05:00
rdma_core.c IB/core: Explicitly destroy an object while keeping uobject 2017-08-31 08:35:11 -04:00
rdma_core.h IB/core: Add new ioctl interface 2017-08-31 08:35:09 -04:00
roce_gid_mgmt.c IB/core: Add generic function to extract IB speed from netdev 2017-07-24 08:45:11 -04:00
rw.c IB/core: remove redundant check on prot_sg_cnt 2017-10-10 10:49:45 -04:00
sa_query.c IB/SA: Check dlid before SA agent queries for ClassPortInfo 2017-12-22 13:33:30 -07:00
sa.h IB: Remove garbage non-ASCII characters from comments 2007-07-09 16:17:32 -07:00
security.c Merge branch 'from-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git 2017-12-27 21:50:46 -07:00
smi.c IB: Add rdma_cap_ib_switch helper and use where appropriate 2015-07-14 13:20:08 -04:00
smi.h IB: Add rdma_cap_ib_switch helper and use where appropriate 2015-07-14 13:20:08 -04:00
sysfs.c IB/core: Fix two kernel warnings triggered by rxe registration 2018-01-03 17:26:59 -07:00
ucm.c IB/core: Convert ah_attr from OPA to IB when copying to user 2017-08-08 14:47:18 -04:00
ucma.c IB/core: Convert ah_attr from OPA to IB when copying to user 2017-08-08 14:47:18 -04:00
ud_header.c IB/core: trivial prink cleanup. 2016-03-03 10:20:25 -05:00
umem_odp.c RDMA/umem: Avoid partial declaration of non-static function 2017-11-10 13:02:12 -05:00
umem.c IB/umem: Fix use of npages/nmap fields 2017-12-18 15:37:06 -07:00
user_mad.c IB/core: Use rdma_cap_opa_mad to check for OPA 2017-12-22 13:46:11 -07:00
uverbs_cmd.c Merge branch 'from-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git 2017-12-27 21:50:46 -07:00
uverbs_ioctl_merge.c IB/core: fix spelling mistake: "aceess" -> "access" 2017-09-27 08:54:19 -04:00
uverbs_ioctl.c RDMA/uverbs: Make the code in ib_uverbs_cmd_verbs() less confusing 2017-10-18 10:42:02 -04:00
uverbs_main.c IB/uverbs: Allow CQ moderation with modify CQ 2017-11-13 16:59:22 -05:00
uverbs_marshall.c IB/core: Convert OPA AH to IB for Extended LIDs only 2017-11-13 15:53:57 -05:00
uverbs_std_types.c RDMA/core: avoid uninitialized variable warning in create_udata 2017-11-13 16:11:11 -05:00
uverbs.h IB/uverbs: Allow CQ moderation with modify CQ 2017-11-13 16:59:22 -05:00
verbs.c Merge branch 'from-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git 2017-12-27 21:50:46 -07:00