[RFC PATCH v1 14/25] printk: do boot_delay_msec inside printk_delay

From: John Ogness
Date: Tue Feb 12 2019 - 09:30:37 EST


Both functions needed to be called one after the other, so just
integrate boot_delay_msec into printk_delay for simplification.

Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
---
kernel/printk/printk.c | 35 +++++++++++++++++------------------
1 file changed, 17 insertions(+), 18 deletions(-)

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index ebd9aac06323..897219f34cab 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1453,6 +1453,21 @@ SYSCALL_DEFINE3(syslog, int, type, char __user *, buf, int, len)
return do_syslog(type, buf, len, SYSLOG_FROM_READER);
}

+int printk_delay_msec __read_mostly;
+
+static inline void printk_delay(int level)
+{
+ boot_delay_msec(level);
+ if (unlikely(printk_delay_msec)) {
+ int m = printk_delay_msec;
+
+ while (m--) {
+ mdelay(1);
+ touch_nmi_watchdog();
+ }
+ }
+}
+
static void print_console_dropped(struct console *con, u64 count)
{
char text[64];
@@ -1534,20 +1549,6 @@ static void call_console_drivers(u64 seq, const char *ext_text, size_t ext_len,
}
}

-int printk_delay_msec __read_mostly;
-
-static inline void printk_delay(void)
-{
- if (unlikely(printk_delay_msec)) {
- int m = printk_delay_msec;
-
- while (m--) {
- mdelay(1);
- touch_nmi_watchdog();
- }
- }
-}
-
/* FIXME: no support for LOG_CONT */
#if 0
/*
@@ -2506,10 +2507,8 @@ static int printk_kthread_func(void *data)
console_lock();
call_console_drivers(master_seq, ext_text,
ext_len, text, len);
- if (len > 0 || ext_len > 0) {
- boot_delay_msec(msg->level);
- printk_delay();
- }
+ if (len > 0 || ext_len > 0)
+ printk_delay(msg->level);
console_unlock();
}

--
2.11.0