diff options
Diffstat (limited to 'include/linux/linkage.h')
| -rw-r--r-- | include/linux/linkage.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/linkage.h b/include/linux/linkage.h index 807f1e533226..de09dec25ec3 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -2,6 +2,7 @@ #define _LINUX_LINKAGE_H #include <linux/compiler.h> +#include <linux/stringify.h> #include <asm/linkage.h> #ifdef __cplusplus @@ -14,6 +15,23 @@ #define asmlinkage CPP_ASMLINKAGE #endif +#ifdef CONFIG_SYMBOL_PREFIX +#define __SYMBOL_NAME(x) CONFIG_SYMBOL_PREFIX __stringify(x) +#else +#define __SYMBOL_NAME(x) __stringify(x) +#endif + +#ifndef cond_syscall +#define cond_syscall(x) asm(".weak\t" __SYMBOL_NAME(x) \ + "\n\t.set\t" __SYMBOL_NAME(x) "," __SYMBOL_NAME(sys_ni_syscall)); +#endif + +#ifndef SYSCALL_ALIAS +#define SYSCALL_ALIAS(alias, name) \ + asm ("\t.globl " __SYMBOL_NAME(alias) \ + "\n\t.set\t" __SYMBOL_NAME(alias) "," __SYMBOL_NAME(name)) +#endif + #define __page_aligned_data __section(.data..page_aligned) __aligned(PAGE_SIZE) #define __page_aligned_bss __section(.bss..page_aligned) __aligned(PAGE_SIZE) |