[PATCH 1/2] printk: Add new pr_*_deferred_once() variants

[Qais Yousef]

To allow users in code where printk is not allowed.

Signed-off-by: Qais Yousef <qais.yousef@xxxxxxx>
---
 include/linux/printk.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/include/linux/printk.h b/include/linux/printk.h
index fe7eb2351610..92c0978c7b44 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -480,21 +480,45 @@ extern int kptr_restrict;
 	printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
 /* no pr_cont_once, don't do that... */
 
+#define pr_emerg_deferred_once(fmt, ...)				\
+	printk_deferred_once(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_alert_deferred_once(fmt, ...)				\
+	printk_deferred_once(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_crit_deferred_once(fmt, ...)					\
+	printk_deferred_once(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_err_deferred_once(fmt, ...)					\
+	printk_deferred_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_warn_deferred_once(fmt, ...)					\
+	printk_deferred_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_notice_deferred_once(fmt, ...)				\
+	printk_deferred_once(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_info_deferred_once(fmt, ...)					\
+	printk_deferred_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
+/* no pr_cont_deferred_once, don't do that... */
+
 #if defined(DEBUG)
 #define pr_devel_once(fmt, ...)					\
 	printk_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_devel_deferred_once(fmt, ...)			\
+	printk_deferred_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #else
 #define pr_devel_once(fmt, ...)					\
 	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_devel_deferred_once(fmt, ...)			\
+	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #endif
 
 /* If you are writing a driver, please use dev_dbg instead */
 #if defined(DEBUG)
 #define pr_debug_once(fmt, ...)					\
 	printk_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_debug_deferred_once(fmt, ...)			\
+	printk_deferred_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #else
 #define pr_debug_once(fmt, ...)					\
 	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_debug_deferred_once(fmt, ...)			\
+	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #endif
 
 /*
-- 
2.25.1