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-rw-r--r--kernel/printk.c40
1 files changed, 21 insertions, 19 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index 22e070f3470a..19c0d7bcf24a 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -747,6 +747,21 @@ void __init setup_log_buf(int early)
free, (free * 100) / __LOG_BUF_LEN);
}
+static bool __read_mostly ignore_loglevel;
+
+static int __init ignore_loglevel_setup(char *str)
+{
+ ignore_loglevel = 1;
+ printk(KERN_INFO "debug: ignoring loglevel setting.\n");
+
+ return 0;
+}
+
+early_param("ignore_loglevel", ignore_loglevel_setup);
+module_param(ignore_loglevel, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(ignore_loglevel, "ignore loglevel setting, to"
+ "print all kernel messages to the console.");
+
#ifdef CONFIG_BOOT_PRINTK_DELAY
static int boot_delay; /* msecs delay after each printk during bootup */
@@ -770,13 +785,15 @@ static int __init boot_delay_setup(char *str)
}
__setup("boot_delay=", boot_delay_setup);
-static void boot_delay_msec(void)
+static void boot_delay_msec(int level)
{
unsigned long long k;
unsigned long timeout;
- if (boot_delay == 0 || system_state != SYSTEM_BOOTING)
+ if ((boot_delay == 0 || system_state != SYSTEM_BOOTING)
+ || (level >= console_loglevel && !ignore_loglevel)) {
return;
+ }
k = (unsigned long long)loops_per_msec * boot_delay;
@@ -795,7 +812,7 @@ static void boot_delay_msec(void)
}
}
#else
-static inline void boot_delay_msec(void)
+static inline void boot_delay_msec(int level)
{
}
#endif
@@ -1238,21 +1255,6 @@ SYSCALL_DEFINE3(syslog, int, type, char __user *, buf, int, len)
return do_syslog(type, buf, len, SYSLOG_FROM_CALL);
}
-static bool __read_mostly ignore_loglevel;
-
-static int __init ignore_loglevel_setup(char *str)
-{
- ignore_loglevel = 1;
- printk(KERN_INFO "debug: ignoring loglevel setting.\n");
-
- return 0;
-}
-
-early_param("ignore_loglevel", ignore_loglevel_setup);
-module_param(ignore_loglevel, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(ignore_loglevel, "ignore loglevel setting, to"
- "print all kernel messages to the console.");
-
/*
* Call the console drivers, asking them to write out
* log_buf[start] to log_buf[end - 1].
@@ -1498,7 +1500,7 @@ asmlinkage int vprintk_emit(int facility, int level,
int this_cpu;
int printed_len = 0;
- boot_delay_msec();
+ boot_delay_msec(level);
printk_delay();
/* This stops the holder of console_sem just where we want him */