From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:47162) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gta1N-0004Ks-8X for qemu-devel@nongnu.org; Tue, 12 Feb 2019 10:30:55 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gta16-0006yH-NL for qemu-devel@nongnu.org; Tue, 12 Feb 2019 10:30:41 -0500 From: Cornelia Huck Date: Tue, 12 Feb 2019 16:30:25 +0100 Message-Id: <20190212153025.25425-1-cohuck@redhat.com> Subject: [Qemu-devel] [PATCH] s390x/kvm: add tracepoint to ioeventfd interface List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Halil Pasic , Christian Borntraeger , Richard Henderson , David Hildenbrand Cc: qemu-s390x@nongnu.org, qemu-devel@nongnu.org, Cornelia Huck Trace when assigning/unassigning. Signed-off-by: Cornelia Huck --- target/s390x/kvm.c | 2 ++ target/s390x/trace-events | 1 + 2 files changed, 3 insertions(+) diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c index 15fdc168e1c5..7d61bd109092 100644 --- a/target/s390x/kvm.c +++ b/target/s390x/kvm.c @@ -1886,6 +1886,8 @@ int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch, .addr = sch, .len = 8, }; + trace_kvm_s390_assign_subch_ioeventfd(kick.fd, kick.addr, assign, + kick.datamatch); if (!kvm_check_extension(kvm_state, KVM_CAP_IOEVENTFD)) { return -ENOSYS; } diff --git a/target/s390x/trace-events b/target/s390x/trace-events index a84e316e4937..bdc22f42cdbb 100644 --- a/target/s390x/trace-events +++ b/target/s390x/trace-events @@ -14,6 +14,7 @@ ioinst_chsc_cmd(uint16_t cmd, uint16_t len) "IOINST: chsc command 0x%04x, len 0x kvm_enable_cmma(int rc) "CMMA: enabling with result code %d" kvm_clear_cmma(int rc) "CMMA: clearing with result code %d" kvm_failed_cpu_state_set(int cpu_index, uint8_t state, const char *msg) "Warning: Unable to set cpu %d state %" PRIu8 " to KVM: %s" +kvm_s390_assign_subch_ioeventfd(int fd, uint32_t addr, bool assign, int datamatch) "fd: %d sch: @0x%x assign: %d vq: %d" # target/s390x/cpu.c cpu_set_state(int cpu_index, uint8_t state) "setting cpu %d state to %" PRIu8 -- 2.17.2