diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/uaccess.h | 120 |
1 files changed, 49 insertions, 71 deletions
diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 0cd0accdd0fa..9c05262a85f3 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -838,14 +838,60 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n); __cu_len_r; \ }) +#define __invoke_copy_from_kernel(to, from, n) \ + __invoke_copy_from(__copy_user, to, from, n) + +#define __invoke_copy_from_kernel_inatomic(to, from, n) \ + __invoke_copy_from(__copy_user_inatomic, to, from, n) + +#define __invoke_copy_to_kernel(to, from, n) \ + __invoke_copy_to(__copy_user, to, from, n) + +#define ___invoke_copy_in_kernel(to, from, n) \ + __invoke_copy_from(__copy_user, to, from, n) + #ifndef CONFIG_EVA +#define __invoke_copy_from_user(to, from, n) \ + __invoke_copy_from(__copy_user, to, from, n) + +#define __invoke_copy_from_user_inatomic(to, from, n) \ + __invoke_copy_from(__copy_user_inatomic, to, from, n) + #define __invoke_copy_to_user(to, from, n) \ __invoke_copy_to(__copy_user, to, from, n) -#define __invoke_copy_to_kernel(to, from, n) \ - __invoke_copy_to(__copy_user, to, from, n) +#define ___invoke_copy_in_user(to, from, n) \ + __invoke_copy_from(__copy_user, to, from, n) -#endif +#else + +/* EVA specific functions */ + +extern size_t __copy_user_inatomic_eva(void *__to, const void *__from, + size_t __n); +extern size_t __copy_from_user_eva(void *__to, const void *__from, + size_t __n); +extern size_t __copy_to_user_eva(void *__to, const void *__from, + size_t __n); +extern size_t __copy_in_user_eva(void *__to, const void *__from, size_t __n); + +/* + * Source or destination address is in userland. We need to go through + * the TLB + */ +#define __invoke_copy_from_user(to, from, n) \ + __invoke_copy_from(__copy_from_user_eva, to, from, n) + +#define __invoke_copy_from_user_inatomic(to, from, n) \ + __invoke_copy_from(__copy_user_inatomic_eva, to, from, n) + +#define __invoke_copy_to_user(to, from, n) \ + __invoke_copy_to(__copy_to_user_eva, to, from, n) + +#define ___invoke_copy_in_user(to, from, n) \ + __invoke_copy_from(__copy_in_user_eva, to, from, n) + +#endif /* CONFIG_EVA */ /* * __copy_to_user: - Copy a block of data into user space, with less checking. @@ -971,74 +1017,6 @@ extern size_t __copy_user_inatomic(void *__to, const void *__from, size_t __n); __cu_len; \ }) -#ifndef CONFIG_EVA - -#define __invoke_copy_from_user(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -#define __invoke_copy_from_kernel(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -/* For userland <-> userland operations */ -#define ___invoke_copy_in_user(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -/* For kernel <-> kernel operations */ -#define ___invoke_copy_in_kernel(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -#define __invoke_copy_from_user_inatomic(to, from, n) \ - __invoke_copy_from(__copy_user_inatomic, to, from, n) - -#define __invoke_copy_from_kernel_inatomic(to, from, n) \ - __invoke_copy_from(__copy_user_inatomic, to, from, n) - -#else - -/* EVA specific functions */ - -extern size_t __copy_user_inatomic_eva(void *__to, const void *__from, - size_t __n); -extern size_t __copy_from_user_eva(void *__to, const void *__from, - size_t __n); -extern size_t __copy_to_user_eva(void *__to, const void *__from, - size_t __n); -extern size_t __copy_in_user_eva(void *__to, const void *__from, size_t __n); - -/* - * Source or destination address is in userland. We need to go through - * the TLB - */ -#define __invoke_copy_from_user(to, from, n) \ - __invoke_copy_from(__copy_from_user_eva, to, from, n) - -#define __invoke_copy_from_user_inatomic(to, from, n) \ - __invoke_copy_from(__copy_user_inatomic_eva, to, from, n) - -#define __invoke_copy_to_user(to, from, n) \ - __invoke_copy_to(__copy_to_user_eva, to, from, n) - -#define ___invoke_copy_in_user(to, from, n) \ - __invoke_copy_from(__copy_in_user_eva, to, from, n) - -/* - * Source or destination address in the kernel. We are not going through - * the TLB - */ -#define __invoke_copy_from_kernel(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -#define __invoke_copy_from_kernel_inatomic(to, from, n) \ - __invoke_copy_from(__copy_user_inatomic, to, from, n) - -#define __invoke_copy_to_kernel(to, from, n) \ - __invoke_copy_to(__copy_user, to, from, n) - -#define ___invoke_copy_in_kernel(to, from, n) \ - __invoke_copy_from(__copy_user, to, from, n) - -#endif /* CONFIG_EVA */ - /* * __copy_from_user: - Copy a block of data from user space, with less checking. * @to: Destination address, in kernel space. |