Linus,
Please pull the latest x86-irq-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-irq-for-linus
# HEAD: 9d87cd61a6b71ee00b7576a3ebc10208becdbea1 x86/irq: Hide 'HYP:' line
in /proc/interrupts when not on Xen/Hyper-V
A single change that hides the 'HYP:' line in /proc/interrupts when it's unused.
Thanks,
Ingo
------------------>
Vitaly Kuznetsov (1):
x86/irq: Hide 'HYP:' line in /proc/interrupts when not on Xen/Hyper-V
arch/x86/kernel/irq.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 88b366487b0e..5b537479de83 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -139,10 +139,13 @@ int arch_show_interrupts(struct seq_file *p, int prec)
seq_puts(p, " Machine check polls\n");
#endif
#if IS_ENABLED(CONFIG_HYPERV) || defined(CONFIG_XEN)
- seq_printf(p, "%*s: ", prec, "HYP");
- for_each_online_cpu(j)
- seq_printf(p, "%10u ", irq_stats(j)->irq_hv_callback_count);
- seq_puts(p, " Hypervisor callback interrupts\n");
+ if (test_bit(HYPERVISOR_CALLBACK_VECTOR, used_vectors)) {
+ seq_printf(p, "%*s: ", prec, "HYP");
+ for_each_online_cpu(j)
+ seq_printf(p, "%10u ",
+ irq_stats(j)->irq_hv_callback_count);
+ seq_puts(p, " Hypervisor callback interrupts\n");
+ }
#endif
seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
#if defined(CONFIG_X86_IO_APIC)
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