printk: make wait_queue_head_t printk_log_wait extern

Move the variable to the .h file too.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Kay Sievers <kay@vrfy.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/kernel/printk/printk_log.h b/kernel/printk/printk_log.h
index 0327f8d96f1aee0eaab1c46362d34ceda92bfe50..e846f1d8fd8f6861abe95b3e3dbae5141f70bb3a 100644 (file)
--- a/kernel/printk/printk_log.h
+++ b/kernel/printk/printk_log.h
@@ -93,6 +93,7 @@ struct printk_log {
 #define __PRINTK_LOG_BUF_LEN (1 << CONFIG_LOG_BUF_SHIFT)
 
 extern raw_spinlock_t printk_logbuf_lock;
+extern wait_queue_head_t printk_log_wait;
 extern u64 printk_log_first_seq;
 extern u32 printk_log_first_idx;
 extern u64 printk_log_next_seq;