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s390x/kvm: trace all SIGP orders

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This patch adds tracing code for all SIGP orders (including the destination
vcpu and the resulting condition code).

Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Message-Id: <1424783731-43426-6-git-send-email-jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2015-02-24 14:15:26 +01:00 committed by Christian Borntraeger
parent 36b5c84556
commit 56dba22b7d
2 changed files with 4 additions and 1 deletions
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4
target-s390x/kvm.c
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@ -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;

1
trace-events
View File

@ -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"