diff options
| author | Rasmus Villemoes | 2014-11-08 21:42:12 +0100 |
|---|---|---|
| committer | Steven Rostedt | 2014-11-14 13:55:55 +0100 |
| commit | 1177e4364154a00baf2c9eb72fd960f0c5a8de84 (patch) | |
| tree | 9556d5742714cbc84c4ac5100319bb088487062d /kernel/trace/trace_functions_graph.c | |
| parent | tracing: Merge consecutive seq_puts calls (diff) | |
| download | kernel-qcow2-linux-1177e4364154a00baf2c9eb72fd960f0c5a8de84.tar.gz kernel-qcow2-linux-1177e4364154a00baf2c9eb72fd960f0c5a8de84.tar.xz kernel-qcow2-linux-1177e4364154a00baf2c9eb72fd960f0c5a8de84.zip | |
trace: Replace single-character seq_puts with seq_putc
Printing a single character to a seqfile might as well be done with
seq_putc instead of seq_puts; this avoids a strlen() call and a memory
access. It also shaves another few bytes off the generated code.
Link: http://lkml.kernel.org/r/1415479332-25944-4-git-send-email-linux@rasmusvillemoes.dk
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
| -rw-r--r-- | kernel/trace/trace_functions_graph.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index 29ba611e6f57..a82d1d3bd76d 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -1407,7 +1407,7 @@ static void __print_graph_headers_flags(struct seq_file *s, u32 flags) print_lat_header(s, flags); /* 1st line */ - seq_puts(s, "#"); + seq_putc(s, '#'); if (flags & TRACE_GRAPH_PRINT_ABS_TIME) seq_puts(s, " TIME "); if (flags & TRACE_GRAPH_PRINT_CPU) @@ -1421,7 +1421,7 @@ static void __print_graph_headers_flags(struct seq_file *s, u32 flags) seq_puts(s, " FUNCTION CALLS\n"); /* 2nd line */ - seq_puts(s, "#"); + seq_putc(s, '#'); if (flags & TRACE_GRAPH_PRINT_ABS_TIME) seq_puts(s, " | "); if (flags & TRACE_GRAPH_PRINT_CPU) |