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authorMichael Ellerman <mpe@ellerman.id.au>2020-02-01 21:47:17 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2020-02-01 21:47:17 +1100
commit4c25df5640ae6e4491ee2c50d3f70c1559ef037d (patch)
tree9d68b0361918926d7d7b6d78090dcfb942ec4e72 /kernel/trace/ftrace.c
parent34b5a946a9543ce38d8ad1aacc4362533a813db7 (diff)
parent3d7dfd632f9b60cfce069b4da517e6b1a1c3f613 (diff)
Merge branch 'topic/user-access-begin' into next
Merge the user_access_begin() series from Christophe. This is based on a commit from Linus that went into v5.5-rc7.
Diffstat (limited to 'kernel/trace/ftrace.c')
-rw-r--r--kernel/trace/ftrace.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index ac99a3500076..9bf1f2cd515e 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -526,8 +526,7 @@ static int function_stat_show(struct seq_file *m, void *v)
}
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- avg = rec->time;
- do_div(avg, rec->counter);
+ avg = div64_ul(rec->time, rec->counter);
if (tracing_thresh && (avg < tracing_thresh))
goto out;
#endif
@@ -553,7 +552,8 @@ static int function_stat_show(struct seq_file *m, void *v)
* Divide only 1000 for ns^2 -> us^2 conversion.
* trace_print_graph_duration will divide 1000 again.
*/
- do_div(stddev, rec->counter * (rec->counter - 1) * 1000);
+ stddev = div64_ul(stddev,
+ rec->counter * (rec->counter - 1) * 1000);
}
trace_seq_init(&s);