diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cache.h | 4 | ||||
| -rw-r--r-- | include/linux/printk.h | 19 |
2 files changed, 12 insertions, 11 deletions
diff --git a/include/linux/cache.h b/include/linux/cache.h index 4c570653ab84..17e7e82d2aa7 100644 --- a/include/linux/cache.h +++ b/include/linux/cache.h @@ -1,11 +1,11 @@ #ifndef __LINUX_CACHE_H #define __LINUX_CACHE_H -#include <linux/kernel.h> +#include <uapi/linux/kernel.h> #include <asm/cache.h> #ifndef L1_CACHE_ALIGN -#define L1_CACHE_ALIGN(x) ALIGN(x, L1_CACHE_BYTES) +#define L1_CACHE_ALIGN(x) __ALIGN_KERNEL(x, L1_CACHE_BYTES) #endif #ifndef SMP_CACHE_BYTES diff --git a/include/linux/printk.h b/include/linux/printk.h index 694925837a16..cc6f74d65167 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -5,6 +5,7 @@ #include <linux/init.h> #include <linux/kern_levels.h> #include <linux/linkage.h> +#include <linux/cache.h> extern const char linux_banner[]; extern const char linux_proc_banner[]; @@ -253,17 +254,17 @@ extern asmlinkage void dump_stack(void) __cold; */ #ifdef CONFIG_PRINTK -#define printk_once(fmt, ...) \ -({ \ - static bool __print_once; \ - \ - if (!__print_once) { \ - __print_once = true; \ - printk(fmt, ##__VA_ARGS__); \ - } \ +#define printk_once(fmt, ...) \ +({ \ + static bool __print_once __read_mostly; \ + \ + if (!__print_once) { \ + __print_once = true; \ + printk(fmt, ##__VA_ARGS__); \ + } \ }) #else -#define printk_once(fmt, ...) \ +#define printk_once(fmt, ...) \ no_printk(fmt, ##__VA_ARGS__) #endif |