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    [SCSI] qla4xxx: Fix lockdep warning in qla4xxx_post_work() · 8e9157c8
    Vikas Chaudhary 提交于
    Fix following lockdep warning:-
    
     INFO: trying to register non-static key.
     the code is fine but needs lockdep annotation.
     turning off the locking correctness validator.
     Pid: 298, comm: modprobe Not tainted 3.6.0-rc1+ #13
     Call Trace:
     [<c049f5c6>] register_lock_class+0x186/0x360
     [<c06e2e39>] ? __dev_printk+0x139/0x280
     [<c04a288a>] __lock_acquire+0x6a/0x450
     [<c04a2cf4>] lock_acquire+0x84/0xf0
     [<f98bb0d0>] ? qla4xxx_post_work+0x20/0x60 [qla4xxx]
     [<c089a05b>] _raw_spin_lock_irqsave+0x4b/0x60
     [<f98bb0d0>] ? qla4xxx_post_work+0x20/0x60 [qla4xxx]
     [<f98bb0d0>] qla4xxx_post_work+0x20/0x60 [qla4xxx]
     [<f98bb1c9>] qla4xxx_post_aen_work+0x49/0x60 [qla4xxx]
     [<f98c6cf2>] qla4xxx_isr_decode_mailbox+0x3f2/0x780 [qla4xxx]
     [<f98c8493>] qla4_83xx_interrupt_service_routine+0x33/0x50 [qla4xxx]
     [<f98d0e49>] qla4_83xx_process_mbox_intr+0x29/0x40 [qla4xxx]
     [<f98c2031>] qla4xxx_mailbox_command+0x361/0x5d0 [qla4xxx]
     [<c08983c8>] ? mutex_unlock+0x8/0x10
     [<f98c3e86>] qla4xxx_get_ifcb+0x66/0xb0 [qla4xxx]
     [<f98c3ef7>] qla4xxx_update_local_ifcb+0x27/0x100 [qla4xxx]
     [<f98c56af>] qla4xxx_initialize_fw_cb+0x2ff/0x3b0 [qla4xxx]
     [<c04150d0>] ? dma_generic_free_coherent+0x30/0x30
     [<f98c0f70>] qla4xxx_init_firmware+0x40/0xf0 [qla4xxx]
     [<f98c10b6>] qla4xxx_initialize_adapter+0x96/0x120 [qla4xxx]
     [<f98d35cd>] qla4xxx_probe_adapter+0x378/0x855 [qla4xxx]
     [<c04a1a04>] ? trace_hardirqs_on_caller+0xf4/0x180
     [<c04a1a9b>] ? trace_hardirqs_on+0xb/0x10
     [<c06ef403>] ? pm_runtime_enable+0x43/0x70
     [<c062f042>] local_pci_probe+0x42/0xb0
     [<c06300c0>] pci_device_probe+0x60/0x80
     [<c06e6bb6>] really_probe+0x56/0x2e0
     [<c089a5f2>] ? _raw_spin_unlock_irq+0x22/0x30
     [<c06f0b02>] ? pm_runtime_barrier+0x52/0xb0
     [<c06e6e77>] driver_probe_device+0x37/0x90
     [<c0898281>] ? mutex_lock_nested+0x31/0x40
     [<c06e6f51>] __driver_attach+0x81/0x90
     [<c06e51e8>] bus_for_each_dev+0x48/0x70
     [<c06e68e9>] driver_attach+0x19/0x20
     [<c06e6ed0>] ? driver_probe_device+0x90/0x90
     [<c06e637f>] bus_add_driver+0x18f/0x280
     [<c062ff40>] ? pci_dev_put+0x20/0x20
     [<c062ff40>] ? pci_dev_put+0x20/0x20
     [<c06e7435>] driver_register+0x65/0x120
     [<c061a3a2>] ? __raw_spin_lock_init+0x32/0x60
     [<c06302f4>] __pci_register_driver+0x54/0xc0
     [<f98e809e>] qla4xxx_module_init+0x9e/0xcd [qla4xxx]
     [<c040302f>] do_one_initcall+0x2f/0x170
     [<f98e8000>] ? 0xf98e7fff
     [<c04ae025>] sys_init_module+0x75/0x1c0
     [<c04a1a04>] ? trace_hardirqs_on_caller+0xf4/0x180
     [<c0609514>] ? trace_hardirqs_on_thunk+0xc/0x10
     [<c08a141f>] sysenter_do_call+0x12/0x38
    Signed-off-by: NVikas Chaudhary <vikas.chaudhary@qlogic.com>
    Reviewed-by: NMike Christie <michaelc@cs.wisc.edu>
    Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>
    8e9157c8
ql4_os.c 171.2 KB