Commit e2802618 authored by Li RongQing's avatar Li RongQing Committed by Michael Ellerman
Browse files

powerpc/lib: remove memcpy_flushcache redundant return 



Align it with other architectures and none of the callers has
been interested its return

Signed-off-by: default avatarLi RongQing <lirongqing@baidu.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1556278590-14727-1-git-send-email-lirongqing@baidu.com
parent e54e30bc

arch/powerpc/include/asm/string.h

+1 −1
Original line number Diff line number Diff line
@@ -28,7 +28,7 @@ extern void * memcpy(void *,const void *,__kernel_size_t); 
extern void * memmove(void *,const void *,__kernel_size_t);

extern int memcmp(const void *,const void *,__kernel_size_t);

extern void * memchr(const void *,int,__kernel_size_t);

extern void * memcpy_flushcache(void *,const void *,__kernel_size_t);

void memcpy_flushcache(void *dest, const void *src, size_t size);



void *__memset(void *s, int c, __kernel_size_t count);

void *__memcpy(void *to, const void *from, __kernel_size_t n);

arch/powerpc/lib/pmem.c

+1 −3
Original line number Diff line number Diff line
@@ -76,14 +76,12 @@ long __copy_from_user_flushcache(void *dest, const void __user *src, 
	return copied;

}



void *memcpy_flushcache(void *dest, const void *src, size_t size)

void memcpy_flushcache(void *dest, const void *src, size_t size)

{

	unsigned long start = (unsigned long) dest;



	memcpy(dest, src, size);

	clean_pmem_range(start, start + size);



	return dest;

}

EXPORT_SYMBOL(memcpy_flushcache);

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