linux-kernel - [PATCH 3.16 313/410] KVM: s390: provide io interrupt kvm

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Message-ID: <lsq.1528380321.38619078@decadent.org.uk>
Date:   Thu, 07 Jun 2018 15:05:21 +0100
From:   Ben Hutchings <ben@...adent.org.uk>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:     akpm@...ux-foundation.org,
        "Christian Borntraeger" <borntraeger@...ibm.com>,
        "David Hildenbrand" <david@...hat.com>,
        "Cornelia Huck" <cohuck@...hat.com>
Subject: [PATCH 3.16 313/410] KVM: s390: provide io interrupt kvm_stat

3.16.57-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Christian Borntraeger <borntraeger@...ibm.com>

commit 09a0fb67536a49af19f2bfc632100e9de91fe526 upstream.

We already count io interrupts, but we forgot to print them.

Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
Fixes: d8346b7d9b ("KVM: s390: Support for I/O interrupts.")
Reviewed-by: Cornelia Huck <cohuck@...hat.com>
Reviewed-by: David Hildenbrand <david@...hat.com>
Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 arch/s390/kvm/kvm-s390.c | 1 +
 1 file changed, 1 insertion(+)

--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -62,6 +62,7 @@ struct kvm_stats_debugfs_item debugfs_en
 	{ "deliver_prefix_signal", VCPU_STAT(deliver_prefix_signal) },
 	{ "deliver_restart_signal", VCPU_STAT(deliver_restart_signal) },
 	{ "deliver_program_interruption", VCPU_STAT(deliver_program_int) },
+	{ "deliver_io_interrupt", VCPU_STAT(deliver_io_int) },
 	{ "exit_wait_state", VCPU_STAT(exit_wait_state) },
 	{ "instruction_pfmf", VCPU_STAT(instruction_pfmf) },
 	{ "instruction_stidp", VCPU_STAT(instruction_stidp) },