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Revert "Revert "powerpc: use non-set_fs based maccess routines""

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This reverts commit ac71b64338.

Bug: 171770067
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9643080afbb88edfdfe20115d0873f877d4a5ee9
This commit is contained in:
Greg Kroah-Hartman 2020-10-28 15:07:42 +01:00
parent 3dd622bc4a
commit b944c1ab80
1 changed files with 16 additions and 0 deletions
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16
arch/powerpc/include/asm/uaccess.h
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@ -604,4 +604,20 @@ do { \
__put_user_goto(*(u8*)(_src + _i), (u8 __user *)(_dst + _i), e);\
} while (0)
#define HAVE_GET_KERNEL_NOFAULT
#define __get_kernel_nofault(dst, src, type, err_label) \
do { \
int __kr_err; \
\
__get_user_size_allowed(*((type *)(dst)), (__force type __user *)(src),\
sizeof(type), __kr_err); \
if (unlikely(__kr_err)) \
goto err_label; \
} while (0)
#define __put_kernel_nofault(dst, src, type, err_label) \
__put_user_size_goto(*((type *)(src)), \
(__force type __user *)(dst), sizeof(type), err_label)
#endif /* _ARCH_POWERPC_UACCESS_H */