On Wed, Jan 03, 2018 at 01:28:18PM -0800, Bart Van Assche wrote: > Avoid that the following two warnings are reported 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 > > Fixes: 99db9494035f ("IB/core: Remove ib_device.dma_device") > Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx> > Cc: Leon Romanovsky <leon@xxxxxxxxxx> > Cc: stable@xxxxxxxxxxxxxxx # v4.11 Applied to for-next thanks Jason