arc: switch to RAW_COPY_USER (839cc295) · Commits · 戴 / test

arch/arc/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -44,6 +44,7 @@ config ARC
		select HAVE_GENERIC_DMA_COHERENT
		select HAVE_KERNEL_GZIP
		select HAVE_KERNEL_LZMA
		select ARCH_HAS_RAW_COPY_USER

		config MIGHT_HAVE_PCI
		bool

+4 −4

Original line number	Diff line number	Diff line
		@@ -721,8 +721,8 @@ static inline long __arc_strnlen_user(const char __user *s, long n)
		}

		#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
		#define __copy_from_user(t, f, n) __arc_copy_from_user(t, f, n)
		#define __copy_to_user(t, f, n) __arc_copy_to_user(t, f, n)
		#define raw_copy_from_user __arc_copy_from_user
		#define raw_copy_to_user __arc_copy_to_user
		#define __clear_user(d, n) __arc_clear_user(d, n)
		#define __strncpy_from_user(d, s, n) __arc_strncpy_from_user(d, s, n)
		#define __strnlen_user(s, n) __arc_strnlen_user(s, n)
		@@ -737,8 +737,8 @@ extern long arc_strncpy_from_user_noinline (char dst, const char __user src,
		long count);
		extern long arc_strnlen_user_noinline(const char __user *src, long n);

		#define __copy_from_user(t, f, n) arc_copy_from_user_noinline(t, f, n)
		#define __copy_to_user(t, f, n) arc_copy_to_user_noinline(t, f, n)
		#define raw_copy_from_user arc_copy_from_user_noinline
		#define raw_copy_to_user arc_copy_to_user_noinline
		#define __clear_user(d, n) arc_clear_user_noinline(d, n)
		#define __strncpy_from_user(d, s, n) arc_strncpy_from_user_noinline(d, s, n)
		#define __strnlen_user(s, n) arc_strnlen_user_noinline(s, n)