Commit 7cae569e authored by Ira Weiny's avatar Ira Weiny Committed by Will Deacon
Browse files

arm: uaccess: Remove memcpy_page_flushcache() 



Commit 21b56c84 ("iov_iter: get rid of separate bvec and xarray
callbacks") removed the calls to memcpy_page_flushcache().

Remove the unnecessary memcpy_page_flushcache() call.

Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: "Dan Williams" <dan.j.williams@intel.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: default avatarIra Weiny <ira.weiny@intel.com>
Link: https://lore.kernel.org/r/20221230-kmap-x86-v1-3-15f1ecccab50@intel.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent bfa7965b

arch/arm64/include/asm/uaccess.h

+0 −2
Original line number Diff line number Diff line
@@ -449,8 +449,6 @@ extern long strncpy_from_user(char *dest, const char __user *src, long count); 
extern __must_check long strnlen_user(const char __user *str, long n);



#ifdef CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE

struct page;

void memcpy_page_flushcache(char *to, struct page *page, size_t offset, size_t len);

extern unsigned long __must_check __copy_user_flushcache(void *to, const void __user *from, unsigned long n);



static inline int __copy_from_user_flushcache(void *dst, const void __user *src, unsigned size)

arch/arm64/lib/uaccess_flushcache.c

+0 −6
Original line number Diff line number Diff line
@@ -19,12 +19,6 @@ void memcpy_flushcache(void *dst, const void *src, size_t cnt) 
}

EXPORT_SYMBOL_GPL(memcpy_flushcache);



void memcpy_page_flushcache(char *to, struct page *page, size_t offset,

			    size_t len)

{

	memcpy_flushcache(to, page_address(page) + offset, len);

}



unsigned long __copy_user_flushcache(void *to, const void __user *from,

				     unsigned long n)

{