printk: Declare log_wait properly

kernel/printk/printk.c:365:1: warning: symbol 'log_wait' was not declared. Should it be static? Signed-off-by: Thomas Gleixner <[email protected]> Signed-off-by: John Ogness <[email protected]> Reviewed-by: Sergey Senozhatsky <[email protected]> Reviewed-by: Petr Mladek <[email protected]> Reviewed-by: Greg Kroah-Hartman <[email protected]> Signed-off-by: Petr Mladek <[email protected]> Link: https://lore.kernel.org/r/[email protected]
niw · Sep 29, 2022 · e3f12f0 · e3f12f0
1 parent c60ba2d
commit e3f12f0
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c
@@ -18,8 +18,6 @@
 #include <linux/uaccess.h>
 #include <asm/io.h>
 
-extern wait_queue_head_t log_wait;
-
 static int kmsg_open(struct inode * inode, struct file * file)
 {
 	return do_syslog(SYSLOG_ACTION_OPEN, NULL, 0, SYSLOG_FROM_PROC);

diff --git a/include/linux/syslog.h b/include/linux/syslog.h
@@ -8,6 +8,8 @@
 #ifndef _LINUX_SYSLOG_H
 #define _LINUX_SYSLOG_H
 
+#include <linux/wait.h>
+
 /* Close the log.  Currently a NOP. */
 #define SYSLOG_ACTION_CLOSE          0
 /* Open the log. Currently a NOP. */
@@ -35,5 +37,6 @@
 #define SYSLOG_FROM_PROC             1
 
 int do_syslog(int type, char __user *buf, int count, int source);
+extern wait_queue_head_t log_wait;
 
 #endif /* _LINUX_SYSLOG_H */