trace: [simple] Bump up log version number

The following tracetool cleanup changes the event numbering policy.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Lluís Vilanova 2014-02-23 20:37:35 +01:00 committed by Stefan Hajnoczi
parent 30b572efd5
commit ef0bd3bba6
2 changed files with 6 additions and 6 deletions

View File

@ -65,13 +65,13 @@ def read_trace_file(edict, fobj):
header[0] != header_event_id or \
header[1] != header_magic:
raise ValueError('Not a valid trace file!')
if header[2] != 0 and \
header[2] != 2:
raise ValueError('Unknown version of tracelog format!')
log_version = header[2]
if log_version == 0:
raise ValueError('Older log format, not supported with this QEMU release!')
if log_version not in [0, 2, 3]:
raise ValueError('Unknown version of tracelog format!')
if log_version != 3:
raise ValueError('Log format %d not supported with this QEMU release!'
% log_version)
while True:
rec = read_record(edict, fobj)

View File

@ -28,7 +28,7 @@
#define HEADER_MAGIC 0xf2b177cb0aa429b4ULL
/** Trace file version number, bump if format changes */
#define HEADER_VERSION 2
#define HEADER_VERSION 3
/** Records were dropped event ID */
#define DROPPED_EVENT_ID (~(uint64_t)0 - 1)