diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-08-14 10:55:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-14 10:55:26 +0200 |
| commit | d4439087d316613548c70472291bf4ca646ce24b (patch) | |
| tree | 4819f39cbbfcc2ed9c9f85c7a91cbf142f5b02d4 /include/linux/kernel.h | |
| parent | 26d809af6397ce5c37f5c44d89734d19cce1ad25 (diff) | |
| parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) | |
Merge commit 'v2.6.27-rc3' into x86/xsave
Conflicts:
arch/x86/kernel/genapic_64.c
include/asm-x86/kvm_host.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/kernel.h')
| -rw-r--r-- | include/linux/kernel.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index fdbbf72ca2eb..2651f805ba6d 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -75,6 +75,12 @@ extern const char linux_proc_banner[]; */ #define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) +/** + * lower_32_bits - return bits 0-31 of a number + * @n: the number we're accessing + */ +#define lower_32_bits(n) ((u32)(n)) + #define KERN_EMERG "<0>" /* system is unusable */ #define KERN_ALERT "<1>" /* action must be taken immediately */ #define KERN_CRIT "<2>" /* critical conditions */ @@ -102,6 +108,13 @@ struct completion; struct pt_regs; struct user; +#ifdef CONFIG_PREEMPT_VOLUNTARY +extern int _cond_resched(void); +# define might_resched() _cond_resched() +#else +# define might_resched() do { } while (0) +#endif + /** * might_sleep - annotation for functions that can sleep * @@ -112,13 +125,6 @@ struct user; * be bitten later when the calling function happens to sleep when it is not * supposed to. */ -#ifdef CONFIG_PREEMPT_VOLUNTARY -extern int _cond_resched(void); -# define might_resched() _cond_resched() -#else -# define might_resched() do { } while (0) -#endif - #ifdef CONFIG_DEBUG_SPINLOCK_SLEEP void __might_sleep(char *file, int line); # define might_sleep() \ |