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Diffstat (limited to 'kernel/printk')
-rw-r--r--kernel/printk/printk.c35
1 files changed, 17 insertions, 18 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index b4e8500afdb..be7c86bae57 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -705,9 +705,9 @@ const struct file_operations kmsg_fops = {
#ifdef CONFIG_KEXEC
/*
- * This appends the listed symbols to /proc/vmcoreinfo
+ * This appends the listed symbols to /proc/vmcore
*
- * /proc/vmcoreinfo is used by various utiilties, like crash and makedumpfile to
+ * /proc/vmcore is used by various utilities, like crash and makedumpfile to
* obtain access to symbols that are otherwise very difficult to locate. These
* symbols are specifically used so that utilities can access and extract the
* dmesg log from a vmcore file after a crash.
@@ -791,7 +791,7 @@ 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");
+ pr_info("debug: ignoring loglevel setting.\n");
return 0;
}
@@ -820,9 +820,9 @@ static int __init boot_delay_setup(char *str)
pr_debug("boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
"HZ: %d, loops_per_msec: %llu\n",
boot_delay, preset_lpj, lpj, HZ, loops_per_msec);
- return 1;
+ return 0;
}
-__setup("boot_delay=", boot_delay_setup);
+early_param("boot_delay", boot_delay_setup);
static void boot_delay_msec(int level)
{
@@ -2193,7 +2193,7 @@ static int __read_mostly keep_bootcon;
static int __init keep_bootcon_setup(char *str)
{
keep_bootcon = 1;
- printk(KERN_INFO "debug: skip boot console de-registration.\n");
+ pr_info("debug: skip boot console de-registration.\n");
return 0;
}
@@ -2241,7 +2241,7 @@ void register_console(struct console *newcon)
/* find the last or real console */
for_each_console(bcon) {
if (!(bcon->flags & CON_BOOT)) {
- printk(KERN_INFO "Too late to register bootconsole %s%d\n",
+ pr_info("Too late to register bootconsole %s%d\n",
newcon->name, newcon->index);
return;
}
@@ -2358,21 +2358,18 @@ void register_console(struct console *newcon)
* users know there might be something in the kernel's log buffer that
* went to the bootconsole (that they do not see on the real console)
*/
+ pr_info("%sconsole [%s%d] enabled\n",
+ (newcon->flags & CON_BOOT) ? "boot" : "" ,
+ newcon->name, newcon->index);
if (bcon &&
((newcon->flags & (CON_CONSDEV | CON_BOOT)) == CON_CONSDEV) &&
!keep_bootcon) {
- /* we need to iterate through twice, to make sure we print
- * everything out, before we unregister the console(s)
+ /* We need to iterate through all boot consoles, to make
+ * sure we print everything out, before we unregister them.
*/
- printk(KERN_INFO "console [%s%d] enabled, bootconsole disabled\n",
- newcon->name, newcon->index);
for_each_console(bcon)
if (bcon->flags & CON_BOOT)
unregister_console(bcon);
- } else {
- printk(KERN_INFO "%sconsole [%s%d] enabled\n",
- (newcon->flags & CON_BOOT) ? "boot" : "" ,
- newcon->name, newcon->index);
}
}
EXPORT_SYMBOL(register_console);
@@ -2382,6 +2379,10 @@ int unregister_console(struct console *console)
struct console *a, *b;
int res;
+ pr_info("%sconsole [%s%d] disabled\n",
+ (console->flags & CON_BOOT) ? "boot" : "" ,
+ console->name, console->index);
+
res = _braille_unregister_console(console);
if (res)
return res;
@@ -2421,8 +2422,6 @@ static int __init printk_late_init(void)
for_each_console(con) {
if (!keep_bootcon && con->flags & CON_BOOT) {
- printk(KERN_INFO "turn off boot console %s%d\n",
- con->name, con->index);
unregister_console(con);
}
}
@@ -2449,7 +2448,7 @@ static void wake_up_klogd_work_func(struct irq_work *irq_work)
if (pending & PRINTK_PENDING_SCHED) {
char *buf = __get_cpu_var(printk_sched_buf);
- printk(KERN_WARNING "[sched_delayed] %s", buf);
+ pr_warn("[sched_delayed] %s", buf);
}
if (pending & PRINTK_PENDING_WAKEUP)