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[Qemu-devel] [PULL 06/20] s390x/kvm: trace all SIGP orders
From: |
Christian Borntraeger |
Subject: |
[Qemu-devel] [PULL 06/20] s390x/kvm: trace all SIGP orders |
Date: |
Tue, 10 Mar 2015 09:37:59 +0100 |
From: David Hildenbrand <address@hidden>
This patch adds tracing code for all SIGP orders (including the destination
vcpu and the resulting condition code).
Reviewed-by: Thomas Huth <address@hidden>
Reviewed-by: Cornelia Huck <address@hidden>
Signed-off-by: Jens Freimann <address@hidden>
Signed-off-by: David Hildenbrand <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Christian Borntraeger <address@hidden>
---
target-s390x/kvm.c | 4 +++-
trace-events | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 28d26c1..c4c867c 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -1131,7 +1131,6 @@ static void sigp_start(void *arg)
s390_cpu_set_state(CPU_STATE_OPERATING, si->cpu);
si->cc = SIGP_CC_ORDER_CODE_ACCEPTED;
- DPRINTF("DONE: KVM cpu start: %p\n", &si->cpu->env);
}
static void sigp_restart(void *arg)
@@ -1247,6 +1246,9 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run,
uint8_t ipa1)
ret = handle_sigp_single_dst(dst_cpu, order, param, status_reg);
}
+ trace_kvm_sigp_finished(order, CPU(cpu)->cpu_index,
+ dst_cpu ? CPU(dst_cpu)->cpu_index : -1, ret);
+
if (ret >= 0) {
setcc(cpu, ret);
return 0;
diff --git a/trace-events b/trace-events
index 4ac588c..30eba92 100644
--- a/trace-events
+++ b/trace-events
@@ -1581,6 +1581,7 @@ mhp_pc_dimm_assigned_address(uint64_t addr) "0x%"PRIx64
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_sigp_finished(uint8_t order, int cpu_index, int dst_index, int cc) "SIGP:
Finished order %u on cpu %d -> cpu %d with cc=%d"
# hw/dma/i8257.c
i8257_unregistered_dma(int nchan, int dma_pos, int dma_len) "unregistered DMA
channel used nchan=%d dma_pos=%d dma_len=%d"
--
2.3.0
- [Qemu-devel] [PULL 00/20] s390x/kvm: Features and fixes for 2.3, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 06/20] s390x/kvm: trace all SIGP orders,
Christian Borntraeger <=
- [Qemu-devel] [PULL 05/20] s390x/kvm: helper to set the SIGP status in SigpInfo, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 08/20] s390x/kvm: SIGP START is only applicable when STOPPED, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 04/20] s390x/kvm: pass the SIGP instruction parameter to the SIGP handler, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 10/20] s390x/kvm: deliver SIGP RESTART directly if stopped, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 02/20] s390x: introduce defines for SIGP condition codes, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 01/20] synchronize Linux headers to 4.0-rc3, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 20/20] s390-ccw: rebuild BIOS, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 11/20] s390x/kvm: enable the new SIGP handling in user space, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 16/20] s390-ccw.img: Allow bigger ramdisk sizes or offsets, Christian Borntraeger, 2015/03/10
- [Qemu-devel] [PULL 17/20] s390-ccw.img: Reinitialize guessing on reboot, Christian Borntraeger, 2015/03/10