[PATCH 1/6] lockdep: Replace 11 seq_puts() calls by seq_putc()

From: SF Markus Elfring
Date: Wed May 03 2017 - 16:37:32 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 3 May 2017 21:00:26 +0200

Some single characters should be put into a sequence.
Thus use the corresponding function "seq_putc".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
kernel/locking/lockdep_proc.c | 24 +++++++++++-------------
1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/kernel/locking/lockdep_proc.c b/kernel/locking/lockdep_proc.c
index 6d1fcc786081..825496ece766 100644
--- a/kernel/locking/lockdep_proc.c
+++ b/kernel/locking/lockdep_proc.c
@@ -81,15 +81,14 @@ static int l_show(struct seq_file *m, void *v)
print_name(m, class);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');

list_for_each_entry(entry, &class->locks_after, entry) {
if (entry->distance == 1) {
seq_printf(m, " -> [%p] ", entry->class->key);
print_name(m, entry->class);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}
}
- seq_puts(m, "\n");
-
+ seq_putc(m, '\n');
return 0;
}

@@ -156,10 +155,9 @@ static int lc_show(struct seq_file *m, void *v)

seq_printf(m, "[%p] ", class->key);
print_name(m, class);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}
- seq_puts(m, "\n");
-
+ seq_putc(m, '\n');
return 0;
}

@@ -393,10 +391,10 @@ static void seq_line(struct seq_file *m, char c, int offset, int length)
int i;

for (i = 0; i < offset; i++)
- seq_puts(m, " ");
+ seq_putc(m, ' ');
for (i = 0; i < length; i++)
seq_printf(m, "%c", c);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}

static void snprint_time(char *buf, size_t bufsiz, s64 nr)
@@ -483,7 +481,7 @@ static void seq_stats(struct seq_file *m, struct lock_stat_data *data)
seq_lock_time(m, &stats->write_waittime);
seq_printf(m, " %14lu ", stats->bounces[bounce_acquired_write]);
seq_lock_time(m, &stats->write_holdtime);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}

if (stats->read_holdtime.nr) {
@@ -492,7 +490,7 @@ static void seq_stats(struct seq_file *m, struct lock_stat_data *data)
seq_lock_time(m, &stats->read_waittime);
seq_printf(m, " %14lu ", stats->bounces[bounce_acquired_read]);
seq_lock_time(m, &stats->read_holdtime);
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}

if (stats->read_waittime.nr + stats->write_waittime.nr == 0)
@@ -532,9 +530,9 @@ static void seq_stats(struct seq_file *m, struct lock_stat_data *data)
ip, (void *)class->contending_point[i]);
}
if (i) {
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
seq_line(m, '.', 0, 40 + 1 + 12 * (14 + 1));
- seq_puts(m, "\n");
+ seq_putc(m, '\n');
}
}

--
2.12.2