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| author | Joe Perches <joe@perches.com> | 2011-01-12 17:00:30 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 08:03:16 -0800 |
| commit | 34e49d4f635d6a800c4089c40fd254e12e451449 (patch) | |
| tree | 097715098524f7cf997f5646af75f839b3744fa0 /kernel/latencytop.c | |
| parent | 1bdcd78e2445f1ef7097a3ae7ef12e8f9c4fb05f (diff) | |
| download | lwn-34e49d4f635d6a800c4089c40fd254e12e451449.tar.gz lwn-34e49d4f635d6a800c4089c40fd254e12e451449.zip | |
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.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/kernel/latencytop.c b/kernel/latencytop.c index 17110a4a4fc2..ee74b35e528d 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"); } |