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lockstat: fixup signed division
author
Peter Zijlstra
<a.p.zijlstra@chello.nl>
Tue, 23 Sep 2008 13:33:41 +0000
(15:33 +0200)
committer
Ingo Molnar
<mingo@elte.hu>
Tue, 23 Sep 2008 14:19:37 +0000
(16:19 +0200)
Some recent modification to this code made me notice the little todo mark.
Now that we have more elaborate 64-bit division functions this isn't hard.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/lockdep_proc.c
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diff --git
a/kernel/lockdep_proc.c
b/kernel/lockdep_proc.c
index 20dbcbf9c7dd2cf34486f3e9f307f1e3cf8a97bc..8d3a6eba8d5af7405f3d57c958c9b51f5d22689a 100644
(file)
--- a/
kernel/lockdep_proc.c
+++ b/
kernel/lockdep_proc.c
@@
-470,11
+470,12
@@
static void seq_line(struct seq_file *m, char c, int offset, int length)
static void snprint_time(char *buf, size_t bufsiz, s64 nr)
{
- unsigned long rem;
+ s64 div;
+ s32 rem;
nr += 5; /* for display rounding */
- rem = do_div(nr, 1000); /* XXX: do_div_signed */
- snprintf(buf, bufsiz, "%lld.%02d", (long long)
nr
, (int)rem/10);
+ div = div_s64_rem(nr, 1000, &rem);
+ snprintf(buf, bufsiz, "%lld.%02d", (long long)
div
, (int)rem/10);
}
static void seq_time(struct seq_file *m, s64 time)