aboutsummaryrefslogtreecommitdiff
path: root/kernel/latencytop.c
diff options
context:
space:
mode:
authorJoe Perches <joe@perches.com>2011-01-12 17:00:30 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 08:03:16 -0800
commit34e49d4f635d6a800c4089c40fd254e12e451449 (patch)
tree097715098524f7cf997f5646af75f839b3744fa0 /kernel/latencytop.c
parent1bdcd78e2445f1ef7097a3ae7ef12e8f9c4fb05f (diff)
downloadlinaro-lsk-34e49d4f635d6a800c4089c40fd254e12e451449.tar.gz
fs/proc/base.c, kernel/latencytop.c: convert sprintf_symbol() to %ps
Use temporary lr for struct latency_record for improved readability and fewer columns used. Removed trailing space from output. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Joe Perches <joe@perches.com> Cc: Jiri Kosina <trivial@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/latencytop.c')
-rw-r--r--kernel/latencytop.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/kernel/latencytop.c b/kernel/latencytop.c
index 17110a4a4fc..ee74b35e528 100644
--- a/kernel/latencytop.c
+++ b/kernel/latencytop.c
@@ -241,24 +241,19 @@ static int lstats_show(struct seq_file *m, void *v)
seq_puts(m, "Latency Top version : v0.1\n");
for (i = 0; i < MAXLR; i++) {
- if (latency_record[i].backtrace[0]) {
+ struct latency_record *lr = &latency_record[i];
+
+ if (lr->backtrace[0]) {
int q;
- seq_printf(m, "%i %lu %lu ",
- latency_record[i].count,
- latency_record[i].time,
- latency_record[i].max);
+ seq_printf(m, "%i %lu %lu",
+ lr->count, lr->time, lr->max);
for (q = 0; q < LT_BACKTRACEDEPTH; q++) {
- char sym[KSYM_SYMBOL_LEN];
- char *c;
- if (!latency_record[i].backtrace[q])
+ unsigned long bt = lr->backtrace[q];
+ if (!bt)
break;
- if (latency_record[i].backtrace[q] == ULONG_MAX)
+ if (bt == ULONG_MAX)
break;
- sprint_symbol(sym, latency_record[i].backtrace[q]);
- c = strchr(sym, '+');
- if (c)
- *c = 0;
- seq_printf(m, "%s ", sym);
+ seq_printf(m, " %ps", (void *)bt);
}
seq_printf(m, "\n");
}