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infra: allow stopping of log messages

This commit is contained in:
Thomas Schoebel-Theuer 2013-04-08 10:45:20 +02:00
parent 795e931e1f
commit ad06f69514
3 changed files with 9 additions and 1 deletions
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8
kernel/brick_say.c
View File

@ -43,6 +43,8 @@ char *say_class[MAX_SAY_CLASS] = {
[SAY_TOTAL] = "total",
};
int brick_say_logging = 1;
EXPORT_SYMBOL_GPL(brick_say_logging);
int brick_say_debug =
#ifdef CONFIG_MARS_DEBUG_DEFAULT
1;
@ -632,6 +634,7 @@ void treat_channel(struct say_channel *ch, int class)
int len;
int overflow;
int transact;
int start;
char *buf;
char *tmp;
unsigned long flags;
@ -653,7 +656,10 @@ void treat_channel(struct say_channel *ch, int class)
ch->ch_status_written += len;
out_to_syslog(class, buf, len);
for (transact = 0; transact < 2; transact++) {
start = 0;
if (!brick_say_logging)
start++;
for (transact = start; transact < 2; transact++) {
if (unlikely(!ch->ch_filp[class][transact])) {
char *filename = _make_filename(ch, class, transact, transact);
if (likely(filename)) {

1
kernel/brick_say.h
View File

@ -4,6 +4,7 @@
/////////////////////////////////////////////////////////////////////////
extern int brick_say_logging;
extern int brick_say_debug;
extern int brick_say_syslog_min;
extern int brick_say_syslog_max;

1
kernel/sy_old/mars_proc.c
View File

@ -200,6 +200,7 @@ ctl_table mars_table[] = {
.mode = 0400,
.proc_handler = &lamport_sysctl_handler,
},
INT_ENTRY("show_log_messages", brick_say_logging, 0600),
#ifdef CONFIG_MARS_DEBUG
INT_ENTRY("show_debug_messages", brick_say_debug, 0600),
INT_ENTRY("show_statistics", global_show_statist, 0600),