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tracing: Change "char *" string form to "char []" 

The "char []" string form declares a single variable. It is better
than "char *" which creates two variables in the final assembly.

Link: https://lkml.kernel.org/r/20220512143230.28796-1-liqiong@nfschina.com

Signed-off-by: liqiong <liqiong@nfschina.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
liqiong 2022-05-12 22:32:30 +08:00 committed by Steven Rostedt (Google)
parent 9c556e5a4d
commit 2d601b9864
2 changed files with 2 additions and 2 deletions
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2
kernel/trace/trace.c
View File

@ -4252,7 +4252,7 @@ static void print_func_help_header_irq(struct array_buffer *buf, struct seq_file
unsigned int flags)
{
bool tgid = flags & TRACE_ITER_RECORD_TGID;
const char *space = " ";
static const char space[] = " ";
int prec = tgid ? 12 : 2;
print_event_info(buf, m);

2
kernel/trace/trace_events_hist.c
View File

@ -4165,7 +4165,7 @@ static int create_val_field(struct hist_trigger_data *hist_data,
return __create_val_field(hist_data, val_idx, file, NULL, field_str, 0);
}
static const char *no_comm = "(no comm)";
static const char no_comm[] = "(no comm)";
static u64 hist_field_execname(struct hist_field *hist_field,
struct tracing_map_elt *elt,