diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/Kconfig | 1 | ||||
| -rw-r--r-- | arch/s390/include/asm/uaccess.h | 16 | ||||
| -rw-r--r-- | arch/s390/include/uapi/asm/signal.h | 2 |
3 files changed, 3 insertions, 16 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 4845ab549dd1..2e11ef97c8b9 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -55,6 +55,7 @@ config S390 # Note: keep this list sorted alphabetically # imply IMA_SECURE_AND_OR_TRUSTED_BOOT + select ALTERNATE_USER_ADDRESS_SPACE select ARCH_32BIT_USTAT_F_TINODE select ARCH_BINFMT_ELF_STATE select ARCH_ENABLE_MEMORY_HOTPLUG if SPARSEMEM diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h index d74e26b48604..5cb258cd9d29 100644 --- a/arch/s390/include/asm/uaccess.h +++ b/arch/s390/include/asm/uaccess.h @@ -17,22 +17,10 @@ #include <asm/ctl_reg.h> #include <asm/extable.h> #include <asm/facility.h> +#include <asm-generic/access_ok.h> void debug_user_asce(int exit); -static inline int __range_ok(unsigned long addr, unsigned long size) -{ - return 1; -} - -#define __access_ok(addr, size) \ -({ \ - __chk_user_ptr(addr); \ - __range_ok((unsigned long)(addr), (size)); \ -}) - -#define access_ok(addr, size) __access_ok(addr, size) - unsigned long __must_check raw_copy_from_user(void *to, const void __user *from, unsigned long n); @@ -282,8 +270,6 @@ static inline unsigned long __must_check clear_user(void __user *to, unsigned lo int copy_to_user_real(void __user *dest, void *src, unsigned long count); void *s390_kernel_write(void *dst, const void *src, size_t size); -#define HAVE_GET_KERNEL_NOFAULT - int __noreturn __put_kernel_bad(void); #define __put_kernel_asm(val, to, insn) \ diff --git a/arch/s390/include/uapi/asm/signal.h b/arch/s390/include/uapi/asm/signal.h index 0189f326aac5..e74d6ba1bd3b 100644 --- a/arch/s390/include/uapi/asm/signal.h +++ b/arch/s390/include/uapi/asm/signal.h @@ -108,7 +108,7 @@ struct sigaction { typedef struct sigaltstack { void __user *ss_sp; int ss_flags; - size_t ss_size; + __kernel_size_t ss_size; } stack_t; |