diff options
Diffstat (limited to 'include/linux/linkage.h')
| -rw-r--r-- | include/linux/linkage.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/linkage.h b/include/linux/linkage.h index 807f1e53322..d3e8ad23a8e 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -2,6 +2,8 @@ #define _LINUX_LINKAGE_H #include <linux/compiler.h> +#include <linux/stringify.h> +#include <linux/export.h> #include <asm/linkage.h> #ifdef __cplusplus @@ -14,6 +16,20 @@ #define asmlinkage CPP_ASMLINKAGE #endif +#ifndef cond_syscall +#define cond_syscall(x) asm( \ + ".weak " VMLINUX_SYMBOL_STR(x) "\n\t" \ + ".set " VMLINUX_SYMBOL_STR(x) "," \ + VMLINUX_SYMBOL_STR(sys_ni_syscall)) +#endif + +#ifndef SYSCALL_ALIAS +#define SYSCALL_ALIAS(alias, name) asm( \ + ".globl " VMLINUX_SYMBOL_STR(alias) "\n\t" \ + ".set " VMLINUX_SYMBOL_STR(alias) "," \ + VMLINUX_SYMBOL_STR(name)) +#endif + #define __page_aligned_data __section(.data..page_aligned) __aligned(PAGE_SIZE) #define __page_aligned_bss __section(.bss..page_aligned) __aligned(PAGE_SIZE) |