[4413485.998604] RIP: 0010:free_msi_irqs+0x17e/0x1b0 [4413485.998614] Code: 14 85 c0 0f 84 d7 fe ff ff 31 ed eb 0f 83 c5 01 39 6b 14 0f 86 c7 fe ff ff 8b 7b 10 01 ef e8 a9 4a c3 ff 48 83 78 70 00 74 e3 <0f> 0b 48 8b 7b 60 48 89 04 24 e8 a3 99 b4...
static void mlx5_irq_pool_free_irqs(struct mlx5_irq_pool *pool) { struct mlx5_irq *irq; unsigned long index;xa_for_each(&pool->irqs, index, irq) free_irq(irq->irqn, &irq->nh); }static void mlx5_irq_pools_free_irqs(struct mlx5_irq_table *table)...
有了MSI,每一个PCI功能能够有用一个或多个中断消息。每一个消息有相关联的地址和数据寄存器,这些寄存器会被操作系统赋值。当一个PCI功能使用MSI生效一个中断,它会执行一个PCI写操作向地址寄存器指定的地址写入数据寄存器里指定的数据。平台必须保证有些东西在监听MSI消息使用的地址的写入,并且把它们转换成中断请求然后...
/* enable MSI-X interrupts */ static int mlx5_vfio_enable_msix(struct mlx5_vfio_context *ctx) static int mlx5_vfio_msix_set_irqs(struct mlx5_vfio_context *ctx, int start, int count, void *irq_set_buf) { char irq_set_buf[MSIX_IRQ_SET_BUF_LEN]; struct vfio_irq_set *irq_set;...
irq_sim_init q_sim_init - Initialize the interrupt simulator: allocate a range of* dummy interrupts.*@sim: The interrupt simulator object to initialize.*@num_irqs: Number of interrupts to allocate* On success: return the base of the allocated interrupt range. irq_sim_fini q_sim_fini - De...
ioapic0 <Version 2.0> irqs 0-23 on motherboard kbd1 at kbdmux0 pcib0: <MPTable Host-PCI bridge> pcibus 0 on motherboard pci0: <PCI bus> on pcib0 vgapci0: <VGA-compatible display> port 0xff00-0xff07 mem 0xfdf00000-0xfdf7ffff,0xd0000000-0xdfffffff,0xfdf80000-0xfdfbffff irq...
irq_sim_init q_sim_init - Initialize the interrupt simulator: allocate a range of* dummy interrupts.*@sim: The interrupt simulator object to initialize.*@num_irqs: Number of interrupts to allocate* On success: return the base of the allocated interrupt range. ...
IRQs are disabled on entry to all exceptions. FIQs are disabled on entry to FIQs and Reset. What is the processor response to an exception? When an exception occurs, the ARM CPU: Copies CPSR into SPSR_ <mode> Sets appropriate CPSR bits ...
Jul 20 14:38:51 master kernel: ioapic0 <Version 2.1> irqs 0-23 on motherboard Jul 20 14:38:51 master kernel: ioapic1 <Version 2.1> irqs 24-55 on motherboard Jul 20 14:38:51 master kernel: SMP: AP CPU #5 Launched! Jul 20 14:38:51 master kernel: SMP: AP CPU #7 Launched!
May 24 19:36:42 freenas ACPI BIOS Warning (bug): Optional FADT field Pm2ControlBlock has valid Length but zero Address: 0x0000000000000000/0x1 (20170728/tbfadt-796) May 24 19:36:42 freenas ioapic0 <Version 2.1> irqs 0-23 on motherboard May 24 19:36:42 freenas SMP: AP CPU #1 ...