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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-07-08 17:40:39 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-08-31 23:32:37 +0200 |
| commit | 4f59c718521a0f00b6589da6b8fcea2dc296026d (patch) | |
| tree | f1358931362a8434ed4e1df2d72585f85e77f210 /arch/s390/include/asm | |
| parent | Linux 4.13-rc7 (diff) | |
| download | linux-4f59c718521a0f00b6589da6b8fcea2dc296026d.tar.xz linux-4f59c718521a0f00b6589da6b8fcea2dc296026d.zip | |
teach SYSCALL_DEFINE/COMPAT_SYSCALL_DEFINE to handle __bitwise arguments
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/s390/include/asm')
| -rw-r--r-- | arch/s390/include/asm/compat.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index b9300f8aee10..07a82bc933a7 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -8,11 +8,12 @@ #include <linux/sched/task_stack.h> #include <linux/thread_info.h> -#define __TYPE_IS_PTR(t) (!__builtin_types_compatible_p(typeof(0?(t)0:0ULL), u64)) +#define __TYPE_IS_PTR(t) (!__builtin_types_compatible_p( \ + typeof(0?(__force t)0:0ULL), u64)) #define __SC_DELOUSE(t,v) ({ \ BUILD_BUG_ON(sizeof(t) > 4 && !__TYPE_IS_PTR(t)); \ - (t)(__TYPE_IS_PTR(t) ? ((v) & 0x7fffffff) : (v)); \ + (__force t)(__TYPE_IS_PTR(t) ? ((v) & 0x7fffffff) : (v)); \ }) #define PSW32_MASK_PER 0x40000000UL |