Describe all /proc/interrupt vectors. Append a short description to those /proc/interrupts vectors which don't have such. This affects only special vectors such as the cross processor interrupt. Device vectors, such as eth0, already have descriptive names. Signed-off-by: Joe Korty <joe.korty@xxxxxxxx> Index: 2.6.22.1-rt8/arch/i386/kernel/irq.c =================================================================== --- 2.6.22.1-rt8.orig/arch/i386/kernel/irq.c 2007-07-25 16:23:12.000000000 -0400 +++ 2.6.22.1-rt8/arch/i386/kernel/irq.c 2007-07-25 16:23:17.000000000 -0400 @@ -303,13 +303,13 @@ seq_printf(p, "NMI: "); for_each_online_cpu(j) seq_printf(p, "%10u ", nmi_count(j)); - seq_putc(p, '\n'); + seq_printf(p, " Non-maskable interrupts\n"); #ifdef CONFIG_X86_LOCAL_APIC seq_printf(p, "LOC: "); for_each_online_cpu(j) seq_printf(p, "%10u ", per_cpu(irq_stat,j).apic_timer_irqs); - seq_putc(p, '\n'); + seq_printf(p, " Local interrupts\n"); #endif #ifdef CONFIG_SMP #ifdef RESCHEDULE_VECTOR @@ -317,7 +317,7 @@ for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_resched_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Rescheduling interrupts\n"); #endif #endif #ifdef CONFIG_SMP @@ -326,7 +326,7 @@ for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_call_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " function call interrupts\n"); #endif #endif #ifdef CONFIG_SMP @@ -335,7 +335,7 @@ for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_tlb_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " TLB shootdowns\n"); #endif #endif #ifdef THERMAL_APIC_VECTOR @@ -343,28 +343,28 @@ for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_thermal_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Thermal event interrupts\n"); #endif #ifdef SPURIOUS_APIC_VECTOR seq_printf(p, "SPU: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_spur_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Spurious interrupts\n"); #endif #ifdef ERROR_APIC_VECTOR seq_printf(p, "ERR: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_err_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Error interrupts\n"); #endif #if defined(CONFIG_X86_IO_APIC) && defined(APIC_MISMATCH_DEBUG) seq_printf(p, "MIS: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_mis_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " APIC errata fixups\n"); #endif } return 0; Index: 2.6.22.1-rt8/arch/x86_64/kernel/irq.c =================================================================== --- 2.6.22.1-rt8.orig/arch/x86_64/kernel/irq.c 2007-07-25 16:23:12.000000000 -0400 +++ 2.6.22.1-rt8/arch/x86_64/kernel/irq.c 2007-07-25 16:23:17.000000000 -0400 @@ -99,17 +99,17 @@ seq_printf(p, "NMI: "); for_each_online_cpu(j) seq_printf(p, "%10u ", cpu_pda(j)->__nmi_count); - seq_putc(p, '\n'); + seq_printf(p, " Non-maskable interrupts\n"); seq_printf(p, "LOC: "); for_each_online_cpu(j) seq_printf(p, "%10u ", cpu_pda(j)->apic_timer_irqs); - seq_putc(p, '\n'); + seq_printf(p, " Local interrupts\n"); #ifdef CONFIG_SMP #ifdef RESCHEDULE_VECTOR seq_printf(p, "RES: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_resched_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Rescheduling interrupts\n"); #endif #endif #ifdef CONFIG_SMP @@ -117,7 +117,7 @@ seq_printf(p, "CAL: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_call_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " function call interrupts\n"); #endif #endif #ifdef CONFIG_SMP @@ -125,39 +125,39 @@ seq_printf(p, "TLB: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_tlb_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " TLB shootdowns\n"); #endif #endif #ifdef THERMAL_APIC_VECTOR seq_printf(p, "TRM: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_thermal_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Thermal event interrupts\n"); #endif #ifdef THRESHOLD_APIC_VECTOR seq_printf(p, "THR: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_threshold_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Threshold APIC interrupts\n"); #endif #ifdef SPURIOUS_APIC_VECTOR seq_printf(p, "SPU: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_spur_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Spurious interrupts\n"); #endif #ifdef ERROR_APIC_VECTOR seq_printf(p, "ERR: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_err_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " Error interrupts\n"); #endif #ifdef CONFIG_X86_IO_APIC #ifdef APIC_MISMATCH_DEBUG seq_printf(p, "MIS: "); for_each_online_cpu(j) seq_printf(p, "%10u ", atomic_read(&per_cpu(irq_mis_counts, j))); - seq_putc(p, '\n'); + seq_printf(p, " APIC errata fixups\n"); #endif #endif } - To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
