aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/kernel.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/kernel.h')
-rw-r--r--include/linux/kernel.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 645231c373c8..e07f5e0c5df4 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -35,9 +35,12 @@
35#define LLONG_MAX ((long long)(~0ULL>>1)) 35#define LLONG_MAX ((long long)(~0ULL>>1))
36#define LLONG_MIN (-LLONG_MAX - 1) 36#define LLONG_MIN (-LLONG_MAX - 1)
37#define ULLONG_MAX (~0ULL) 37#define ULLONG_MAX (~0ULL)
38#define SIZE_MAX (~(size_t)0)
38 39
39#define STACK_MAGIC 0xdeadbeef 40#define STACK_MAGIC 0xdeadbeef
40 41
42#define REPEAT_BYTE(x) ((~0ul / 0xff) * (x))
43
41#define ALIGN(x, a) __ALIGN_KERNEL((x), (a)) 44#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
42#define __ALIGN_MASK(x, mask) __ALIGN_KERNEL_MASK((x), (mask)) 45#define __ALIGN_MASK(x, mask) __ALIGN_KERNEL_MASK((x), (mask))
43#define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a))) 46#define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a)))
@@ -480,15 +483,16 @@ do { \
480 483
481#define trace_printk(fmt, args...) \ 484#define trace_printk(fmt, args...) \
482do { \ 485do { \
486 static const char *trace_printk_fmt \
487 __attribute__((section("__trace_printk_fmt"))) = \
488 __builtin_constant_p(fmt) ? fmt : NULL; \
489 \
483 __trace_printk_check_format(fmt, ##args); \ 490 __trace_printk_check_format(fmt, ##args); \
484 if (__builtin_constant_p(fmt)) { \
485 static const char *trace_printk_fmt \
486 __attribute__((section("__trace_printk_fmt"))) = \
487 __builtin_constant_p(fmt) ? fmt : NULL; \
488 \ 491 \
492 if (__builtin_constant_p(fmt)) \
489 __trace_bprintk(_THIS_IP_, trace_printk_fmt, ##args); \ 493 __trace_bprintk(_THIS_IP_, trace_printk_fmt, ##args); \
490 } else \ 494 else \
491 __trace_printk(_THIS_IP_, fmt, ##args); \ 495 __trace_printk(_THIS_IP_, fmt, ##args); \
492} while (0) 496} while (0)
493 497
494extern __printf(2, 3) 498extern __printf(2, 3)