diff options
author | Ingo Molnar <mingo@kernel.org> | 2017-08-17 10:50:48 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2017-08-17 10:50:48 +0200 |
commit | 2257e268b1154966c5b0141b23695db1043ff39d (patch) | |
tree | dae4b032afb9872568cf7921b39d30c79a6c3fee /arch/x86/kernel/irq.c | |
parent | 27aac20574110abfd594175a668dc58b23b2b14a (diff) | |
parent | ac9a40905a610fb02086a37b11ff4bf046825a88 (diff) |
Merge branch 'linus' into x86/boot, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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 4aa03c5a14c9..4ed0aba8dbc8 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) |