Linux内核I/O scsi_done()及__blk_complete_request()调用栈信息

<IRQ> [<ffffffff8162a629>] dump_stack+0x19/0x1b
[<ffffffff812c96d4>] __blk_complete_request+0x144/0x150
[<ffffffff812c9701>] blk_complete_request+0x21/0x30
[<ffffffff81417033>] scsi_done+0x53/0xa0
[<ffffffffa00ef34b>] _scsih_io_done+0x1ab/0xb60 [mpt3sas]
[<ffffffffa00e4530>] ? mpt3sas_base_free_smid+0x120/0x240 [mpt3sas]
[<ffffffffa00e487c>] _base_interrupt+0xbc/0x8c0 [mpt3sas]
[<ffffffff81087bdc>] ? get_next_timer_interrupt+0xec/0x270
[<ffffffff81058e96>] ? native_safe_halt+0x6/0x10
[<ffffffff81114e6e>] handle_irq_event_percpu+0x3e/0x1e0
[<ffffffff8111504d>] handle_irq_event+0x3d/0x60
[<ffffffff81117ce7>] handle_edge_irq+0x77/0x130
[<ffffffff81016ecf>] handle_irq+0xbf/0x150
[<ffffffff810d9f9a>] ? tick_check_idle+0x8a/0xd0
[<ffffffff8163676a>] ? atomic_notifier_call_chain+0x1a/0x20
[<ffffffff8163d1ef>] do_IRQ+0x4f/0xf0
[<ffffffff8163252d>] common_interrupt+0x6d/0x6d
<EOI> [<ffffffff81058e96>] ? native_safe_halt+0x6/0x10
[<ffffffff8101dbcf>] default_idle+0x1f/0xc0
[<ffffffff8101e4d6>] arch_cpu_idle+0x26/0x30
[<ffffffff810cf305>] cpu_startup_entry+0x245/0x290
[<ffffffff8161a347>] rest_init+0x77/0x80
[<ffffffff81a80057>] start_kernel+0x429/0x44a
[<ffffffff81a7fa37>] ? repair_env_string+0x5c/0x5c
[<ffffffff81a7f120>] ? early_idt_handlers+0x120/0x120
[<ffffffff81a7f5ee>] x86_64_start_reservations+0x2a/0x2c
[<ffffffff81a7f742>] x86_64_start_kernel+0x152/0x175