Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
net: Fixup virtnet_set_affinity() cause cpumask warning
Don't pass nr_bits-1 as arg1 for cpumask_next_wrap, which would cause warning now 78e5a33 ("cpumask: fix checking valid cpu range"). ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1 at include/linux/cpumask.h:110 cpumask_next_wrap+0x5c/0x80 Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-11659-ge7e38f6cce55-dirty torvalds#328 Hardware name: riscv-virtio,qemu (DT) epc : cpumask_next_wrap+0x5c/0x80 ra : virtnet_set_affinity+0x1ba/0x1fc epc : ffffffff808992ca ra : ffffffff805d84ca sp : ff60000002327a50 gp : ffffffff81602390 tp : ff600000023a0000 t0 : 5f74656e74726976 t1 : 0000000000000000 t2 : 735f74656e747269 s0 : ff60000002327a90 s1 : 0000000000000003 a0 : 0000000000000003 a1 : ffffffff816051c0 a2 : 0000000000000004 a3 : 0000000000000000 a4 : 0000000000000000 a5 : 0000000000000004 a6 : 0000000000000000 a7 : 0000000000000000 s2 : 0000000000000000 s3 : ffffffff816051c0 s4 : ffffffff8160224c s5 : 0000000000000004 s6 : 0000000000000004 s7 : 0000000000000000 s8 : 0000000000000003 s9 : ffffffff810aa398 s10: ffffffff80e97d20 s11: 0000000000000004 t3 : ffffffff819acc97 t4 : ffffffff819acc97 t5 : ffffffff819acc98 t6 : ff60000002327878 status: 0000000200000120 badaddr: 0000000000000000 cause: 0000000000000003 [<ffffffff805d84ca>] virtnet_set_affinity+0x1ba/0x1fc [<ffffffff805da7ac>] virtnet_probe+0x832/0xf1e [<ffffffff804fe61c>] virtio_dev_probe+0x164/0x2de [<ffffffff8054c4c4>] really_probe+0x82/0x224 [<ffffffff8054c6c0>] __driver_probe_device+0x5a/0xaa [<ffffffff8054c73c>] driver_probe_device+0x2c/0xb8 [<ffffffff8054cd66>] __driver_attach+0x76/0x108 [<ffffffff8054a482>] bus_for_each_dev+0x52/0x9a [<ffffffff8054be8c>] driver_attach+0x1a/0x28 [<ffffffff8054b996>] bus_add_driver+0x154/0x1c2 [<ffffffff8054d592>] driver_register+0x52/0x108 [<ffffffff804fe120>] register_virtio_driver+0x1c/0x2c [<ffffffff80a29142>] virtio_net_driver_init+0x7a/0xb0 [<ffffffff80002854>] do_one_initcall+0x66/0x2e4 [<ffffffff80a01222>] kernel_init_freeable+0x28a/0x304 [<ffffffff808cb1be>] kernel_init+0x1e/0x110 [<ffffffff80003c4e>] ret_from_exception+0x0/0x10 ---[ end trace 0000000000000000 ]--- Fixes: 2ca653d ("virtio_net: Stripe queue affinities across cores.") Signed-off-by: Guo Ren <[email protected]> Signed-off-by: Guo Ren <[email protected]>
- Loading branch information