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monitor: add handle_hmp_command trace event

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It is often useful to correlate QEMU-internal events with monitor
commands that caused them.  Trace the full HMP command being executed.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20170605104216.22429-2-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2017-06-05 11:42:15 +01:00
parent 9746211baa
commit 79cad8b46b
2 changed files with 3 additions and 0 deletions
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2
monitor.c
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@ -3088,6 +3088,8 @@ static void handle_hmp_command(Monitor *mon, const char *cmdline)
QDict *qdict; QDict *qdict;
const mon_cmd_t *cmd; const mon_cmd_t *cmd;
trace_handle_hmp_command(mon, cmdline);
cmd = monitor_parse_command(mon, &cmdline, mon->cmd_table); cmd = monitor_parse_command(mon, &cmdline, mon->cmd_table);
if (!cmd) { if (!cmd) {
return; return;

1
trace-events
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@ -45,6 +45,7 @@ qemu_system_powerdown_request(void) ""
monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p" monitor_protocol_event_handler(uint32_t event, void *qdict) "event=%d data=%p"
monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p" monitor_protocol_event_emit(uint32_t event, void *data) "event=%d data=%p"
monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64 monitor_protocol_event_queue(uint32_t event, void *qdict, uint64_t rate) "event=%d data=%p rate=%" PRId64
handle_hmp_command(void *mon, const char *cmdline) "mon %p cmdline: %s"
# dma-helpers.c # dma-helpers.c
dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d" dma_blk_io(void *dbs, void *bs, int64_t offset, bool to_dev) "dbs=%p bs=%p offset=%" PRId64 " to_dev=%d"