diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/compat.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h index 62bb76f91baf..cb5637e2ee2c 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h | |||
@@ -68,6 +68,16 @@ | |||
68 | #ifndef compat_user_stack_pointer | 68 | #ifndef compat_user_stack_pointer |
69 | #define compat_user_stack_pointer() current_user_stack_pointer() | 69 | #define compat_user_stack_pointer() current_user_stack_pointer() |
70 | #endif | 70 | #endif |
71 | #ifdef CONFIG_GENERIC_SIGALTSTACK | ||
72 | #ifndef compat_sigaltstack /* we'll need that for MIPS */ | ||
73 | typedef struct compat_sigaltstack { | ||
74 | compat_uptr_t ss_sp; | ||
75 | int ss_flags; | ||
76 | compat_size_t ss_size; | ||
77 | } compat_stack_t; | ||
78 | #endif | ||
79 | #endif | ||
80 | |||
71 | #define compat_jiffies_to_clock_t(x) \ | 81 | #define compat_jiffies_to_clock_t(x) \ |
72 | (((unsigned long)(x) * COMPAT_USER_HZ) / HZ) | 82 | (((unsigned long)(x) * COMPAT_USER_HZ) / HZ) |
73 | 83 | ||
@@ -632,6 +642,12 @@ asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid, | |||
632 | 642 | ||
633 | asmlinkage long compat_sys_sendfile(int out_fd, int in_fd, | 643 | asmlinkage long compat_sys_sendfile(int out_fd, int in_fd, |
634 | compat_off_t __user *offset, compat_size_t count); | 644 | compat_off_t __user *offset, compat_size_t count); |
645 | #ifdef CONFIG_GENERIC_SIGALTSTACK | ||
646 | asmlinkage long compat_sys_sigaltstack(const compat_stack_t __user *uss_ptr, | ||
647 | compat_stack_t __user *uoss_ptr); | ||
648 | |||
649 | int compat_restore_altstack(const compat_stack_t __user *uss); | ||
650 | #endif | ||
635 | 651 | ||
636 | #else | 652 | #else |
637 | 653 | ||