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authorDaniel P. Berrange <berrange@redhat.com>2016-10-04 14:35:54 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2016-10-12 09:54:52 +0200
commitca3fa0e88f3a8e22f774751bcb10cc205772c2fc (patch)
tree91502ce0e6592ba52fe07fa9ec78fb79a7b613b1 /scripts/tracetool/format/events_c.py
parentb7d48952c375842bd669460fd8384d90cc12286c (diff)
trace: dynamically allocate event IDs at runtime
Instead of having the code generator assign event IDs and event VCPU IDs, assign them when the events are registered at runtime. This will allow code to be generated from individual trace-events without having to figure out globally unique numbering at build time. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: LluĂ­s Vilanova <vilanova@ac.upc.edu> Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 1475588159-30598-16-git-send-email-berrange@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/tracetool/format/events_c.py')
-rw-r--r--scripts/tracetool/format/events_c.py10
1 files changed, 2 insertions, 8 deletions
diff --git a/scripts/tracetool/format/events_c.py b/scripts/tracetool/format/events_c.py
index 88175559de..a976c22c8b 100644
--- a/scripts/tracetool/format/events_c.py
+++ b/scripts/tracetool/format/events_c.py
@@ -28,25 +28,19 @@ def generate(events, backend):
for e in events:
out('uint16_t %s;' % e.api(e.QEMU_DSTATE))
- next_id = 0
- next_vcpu_id = 0
for e in events:
- id = next_id
- next_id += 1
if "vcpu" in e.properties:
- vcpu_id = next_vcpu_id
- next_vcpu_id += 1
+ vcpu_id = 0
else:
vcpu_id = "TRACE_VCPU_EVENT_NONE"
out('TraceEvent %(event)s = {',
- ' .id = %(id)s,',
+ ' .id = 0,',
' .vcpu_id = %(vcpu_id)s,',
' .name = \"%(name)s\",',
' .sstate = %(sstate)s,',
' .dstate = &%(dstate)s ',
'};',
event = e.api(e.QEMU_EVENT),
- id = id,
vcpu_id = vcpu_id,
name = e.name,
sstate = "TRACE_%s_ENABLED" % e.name.upper(),