[patch RFC 13/29] printk: Move buffer size defines

Thomas Gleixner posted 29 patches 3 years, 6 months ago
[patch RFC 13/29] printk: Move buffer size defines
Posted by Thomas Gleixner 3 years, 6 months ago
Move the buffer size defines to console.h in preperation of adding a buffer
structure.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/linux/console.h |   14 ++++++++++++++
 include/linux/printk.h  |    2 --
 kernel/printk/printk.c  |    8 --------
 3 files changed, 14 insertions(+), 10 deletions(-)

--- a/include/linux/console.h
+++ b/include/linux/console.h
@@ -122,6 +122,20 @@ static inline int con_debug_leave(void)
 #define CM_ERASE    (2)
 #define CM_MOVE     (3)
 
+#ifdef CONFIG_PRINTK
+/* The maximum size of a formatted record (i.e. with prefix added per line) */
+#define CONSOLE_LOG_MAX		1024
+
+/* The maximum size for a dropped text message */
+#define DROPPED_TEXT_MAX	64
+#else
+#define CONSOLE_LOG_MAX		0
+#define DROPPED_TEXT_MAX	0
+#endif
+
+/* The maximum size of an formatted extended record */
+#define CONSOLE_EXT_LOG_MAX	8192
+
 /*
  * The interface for a console, or any other device that wants to capture
  * console messages (printer driver?)
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -44,8 +44,6 @@ static inline const char *printk_skip_he
 	return buffer;
 }
 
-#define CONSOLE_EXT_LOG_MAX	8192
-
 /* printk's without a loglevel use this.. */
 #define MESSAGE_LOGLEVEL_DEFAULT CONFIG_MESSAGE_LOGLEVEL_DEFAULT
 
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -428,12 +428,6 @@ static struct latched_seq clear_seq = {
 #define PREFIX_MAX		32
 #endif
 
-/* the maximum size of a formatted record (i.e. with prefix added per line) */
-#define CONSOLE_LOG_MAX		1024
-
-/* the maximum size for a dropped text message */
-#define DROPPED_TEXT_MAX	64
-
 /* the maximum size allowed to be reserved for a record */
 #define LOG_LINE_MAX		(CONSOLE_LOG_MAX - PREFIX_MAX)
 
@@ -2338,8 +2332,6 @@ static bool __pr_flush(struct console *c
 
 #else /* CONFIG_PRINTK */
 
-#define CONSOLE_LOG_MAX		0
-#define DROPPED_TEXT_MAX	0
 #define printk_time		false
 
 #define prb_read_valid(rb, seq, r)	false