Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _ASM_POWERPC_SYNCH_H
2#define _ASM_POWERPC_SYNCH_H
3#ifdef __KERNEL__
4
5#include <linux/stringify.h>
6
7#ifdef __powerpc64__
8#define __SUBARCH_HAS_LWSYNC
9#endif
10
11#ifdef __SUBARCH_HAS_LWSYNC
12# define LWSYNC lwsync
13#else
14# define LWSYNC sync
15#endif
16
17#ifdef CONFIG_SMP
18#define ISYNC_ON_SMP "\n\tisync\n"
19#define LWSYNC_ON_SMP __stringify(LWSYNC) "\n"
20#else
21#define ISYNC_ON_SMP
22#define LWSYNC_ON_SMP
23#endif
24
25static inline void eieio(void)
26{
27 __asm__ __volatile__ ("eieio" : : : "memory");
28}
29
30static inline void isync(void)
31{
32 __asm__ __volatile__ ("isync" : : : "memory");
33}
34
35#endif /* __KERNEL__ */
36#endif /* _ASM_POWERPC_SYNCH_H */