Messages in this thread Patch in this message | | | From | Andrew Vagin <> | Subject | [PATCH] event: fix TP_printk() argument in sched_switch | Date | Thu, 3 Nov 2011 01:40:11 +0300 |
| |
process_arg(...) can't parse "__entry->prev_state & (TASK_STATE_MAX-1)", because a complicated argument should be within brackets.
Without this patch "perf report" prints following errors: $ ./perf record -ag -e sched:sched_switch ... $ ./perf report Warning: Error: expected type 5 but read 4 Warning: Error: expected type 4 but read 0 Fatal: bad op token {
Signed-off-by: Andrew Vagin <avagin@openvz.org> --- include/trace/events/sched.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index 959ff18..1838237 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -140,7 +140,7 @@ TRACE_EVENT(sched_switch, TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d", __entry->prev_comm, __entry->prev_pid, __entry->prev_prio, __entry->prev_state & (TASK_STATE_MAX-1) ? - __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|", + __print_flags((__entry->prev_state & (TASK_STATE_MAX-1)), "|", { 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" }, { 16, "Z" }, { 32, "X" }, { 64, "x" }, { 128, "W" }) : "R", -- 1.7.1
| |