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authorPranith Kumar <bobby.prani@gmail.com>2015-01-26 12:58:43 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-01-26 13:37:18 -0800
commit07261edb971492c6b41b44d7b1b51f76807d30ad (patch)
treea66b0f7333b15d9e3c58e32dbe42bbb19a7b5312 /include/linux/printk.h
parent17636faada9c2f6696feafd633c5857ccf7ed0cd (diff)
printk: add dummy routine for when CONFIG_PRINTK=n
There are missing dummy routines for log_buf_addr_get() and log_buf_len_get() for when CONFIG_PRINTK is not set causing build failures. This patch adds these dummy routines at the appropriate location. Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Reviewed-by: Petr Mladek <pmladek@suse.cz> Acked-by: Steven Rostedt <rostedt@goodmis.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/printk.h')
-rw-r--r--include/linux/printk.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/include/linux/printk.h b/include/linux/printk.h
index c8f170324e64..4d5bf5726578 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -10,9 +10,6 @@
extern const char linux_banner[];
extern const char linux_proc_banner[];
-extern char *log_buf_addr_get(void);
-extern u32 log_buf_len_get(void);
-
static inline int printk_get_level(const char *buffer)
{
if (buffer[0] == KERN_SOH_ASCII && buffer[1]) {
@@ -163,6 +160,8 @@ extern int kptr_restrict;
extern void wake_up_klogd(void);
+char *log_buf_addr_get(void);
+u32 log_buf_len_get(void);
void log_buf_kexec_setup(void);
void __init setup_log_buf(int early);
void dump_stack_set_arch_desc(const char *fmt, ...);
@@ -198,6 +197,16 @@ static inline void wake_up_klogd(void)
{
}
+static inline char *log_buf_addr_get(void)
+{
+ return NULL;
+}
+
+static inline u32 log_buf_len_get(void)
+{
+ return 0;
+}
+
static inline void log_buf_kexec_setup(void)
{
}