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| author | Dan Williams <dan.j.williams@intel.com> | 2017-08-31 16:25:59 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-08-31 16:25:59 -0700 |
| commit | 8f98ae0c9b90bb46097e4f28e81e9ae6148e5694 (patch) | |
| tree | c1d0f0d9b0733bf3271780e45d7a1c299fe2fc48 /arch/x86/kernel/irq.c | |
| parent | 58738c495e15badd2015e19ff41f1f1ed55200bc (diff) | |
| parent | 5e405595e5bf4c09fab9ca1e7dbe5b62872757b5 (diff) | |
| download | op-kernel-dev-8f98ae0c9b90bb46097e4f28e81e9ae6148e5694.zip op-kernel-dev-8f98ae0c9b90bb46097e4f28e81e9ae6148e5694.tar.gz | |
Merge branch 'for-4.14/fs' into libnvdimm-for-next
Diffstat (limited to 'arch/x86/kernel/irq.c')
| -rw-r--r-- | arch/x86/kernel/irq.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 4aa03c5..4ed0aba 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -155,6 +155,12 @@ int arch_show_interrupts(struct seq_file *p, int prec) seq_printf(p, "%10u ", irq_stats(j)->kvm_posted_intr_ipis); seq_puts(p, " Posted-interrupt notification event\n"); + seq_printf(p, "%*s: ", prec, "NPI"); + for_each_online_cpu(j) + seq_printf(p, "%10u ", + irq_stats(j)->kvm_posted_intr_nested_ipis); + seq_puts(p, " Nested posted-interrupt event\n"); + seq_printf(p, "%*s: ", prec, "PIW"); for_each_online_cpu(j) seq_printf(p, "%10u ", @@ -313,6 +319,19 @@ __visible void smp_kvm_posted_intr_wakeup_ipi(struct pt_regs *regs) exiting_irq(); set_irq_regs(old_regs); } + +/* + * Handler for POSTED_INTERRUPT_NESTED_VECTOR. + */ +__visible void smp_kvm_posted_intr_nested_ipi(struct pt_regs *regs) +{ + struct pt_regs *old_regs = set_irq_regs(regs); + + entering_ack_irq(); + inc_irq_stat(kvm_posted_intr_nested_ipis); + exiting_irq(); + set_irq_regs(old_regs); +} #endif __visible void __irq_entry smp_trace_x86_platform_ipi(struct pt_regs *regs) |
