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authorSteven Rostedt <rostedt@goodmis.org>2011-11-16 13:19:35 -0500
committerJohn Kacur <jkacur@redhat.com>2011-11-19 14:07:18 +0100
commite5ac38c11f6c0bddda0156277125e50bb367d1e7 (patch)
treebbea0fb7a97daf98d8beae1f6729e6d6b6426a3f
parent78340e0cd268593a1ba4f80a1b42570f34edf5c5 (diff)
downloadlinux-rt-v3.0-rt-fixes.tar.gz
tracing: Show padding as unsigned shortv3.0-rt-fixes
RT added two bytes to trace migrate disable counting to the trace events and used two bytes of the padding to make the change. The structures and all were updated correctly, but the display in the event formats was not: cat /debug/tracing/events/sched/sched_switch/format name: sched_switch ID: 51 format: field:unsigned short common_type; offset:0; size:2; signed:0; field:unsigned char common_flags; offset:2; size:1; signed:0; field:unsigned char common_preempt_count; offset:3; size:1; signed:0; field:int common_pid; offset:4; size:4; signed:1; field:unsigned short common_migrate_disable; offset:8; size:2; signed:0; field:int common_padding; offset:10; size:2; signed:0; The field for common_padding has the correct size and offset, but the use of "int" might confuse some parsers (and people that are reading it). This needs to be changed to "unsigned short". Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1321467575.4181.36.camel@frodo Cc: stable-rt@vger.kernel.org Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--kernel/trace/trace_events.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 37d3ffb2bb6f9e..c71844ca4c2009 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -117,7 +117,7 @@ static int trace_define_common_fields(void)
__common_field(unsigned char, preempt_count);
__common_field(int, pid);
__common_field(unsigned short, migrate_disable);
- __common_field(int, padding);
+ __common_field(unsigned short, padding);
return ret;
}