redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

tracing: Remove cpu arg from the rb_time_stamp() function 

The cpu argument is not used inside the rb_time_stamp() function.
Plus fix a typo.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <20091023233647.118547500@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Jiri Olsa 2009-10-23 19:36:19 -04:00 committed by Ingo Molnar
parent 67b394f7f2
commit 6d3f1e12f4
2 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/trace_seq.h
View File

@ -7,7 +7,7 @@
/*
* Trace sequences are used to allow a function to call several other functions
* to create a string of data to use (up to a max of PAGE_SIZE.
* to create a string of data to use (up to a max of PAGE_SIZE).
*/
struct trace_seq {

10
kernel/trace/ring_buffer.c
View File

@ -483,7 +483,7 @@ struct ring_buffer_iter {
/* Up this if you want to test the TIME_EXTENTS and normalization */
#define DEBUG_SHIFT 0
static inline u64 rb_time_stamp(struct ring_buffer *buffer, int cpu)
static inline u64 rb_time_stamp(struct ring_buffer *buffer)
{
/* shift to debug/test normalization and TIME_EXTENTS */
return buffer->clock() << DEBUG_SHIFT;
@ -494,7 +494,7 @@ u64 ring_buffer_time_stamp(struct ring_buffer *buffer, int cpu)
u64 time;
preempt_disable_notrace();
time = rb_time_stamp(buffer, cpu);
time = rb_time_stamp(buffer);
preempt_enable_no_resched_notrace();
return time;
@ -599,7 +599,7 @@ static struct list_head *rb_list_head(struct list_head *list)
}
/*
* rb_is_head_page - test if the give page is the head page
* rb_is_head_page - test if the given page is the head page
*
* Because the reader may move the head_page pointer, we can
* not trust what the head page is (it may be pointing to
@ -1868,7 +1868,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer,
* Nested commits always have zero deltas, so
* just reread the time stamp
*/
*ts = rb_time_stamp(buffer, cpu_buffer->cpu);
*ts = rb_time_stamp(buffer);
next_page->page->time_stamp = *ts;
}
@ -2111,7 +2111,7 @@ rb_reserve_next_event(struct ring_buffer *buffer,
if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000))
goto out_fail;
ts = rb_time_stamp(cpu_buffer->buffer, cpu_buffer->cpu);
ts = rb_time_stamp(cpu_buffer->buffer);
/*
* Only the first commit can update the timestamp.