diff options
Diffstat (limited to 'include/asm-x86_64/unaligned.h')
-rw-r--r-- | include/asm-x86_64/unaligned.h | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/include/asm-x86_64/unaligned.h b/include/asm-x86_64/unaligned.h deleted file mode 100644 index d4bf78dc6f39..000000000000 --- a/include/asm-x86_64/unaligned.h +++ /dev/null @@ -1,37 +0,0 @@ -#ifndef __X8664_UNALIGNED_H -#define __X8664_UNALIGNED_H - -/* - * The x86-64 can do unaligned accesses itself. - * - * The strange macros are there to make sure these can't - * be misused in a way that makes them not work on other - * architectures where unaligned accesses aren't as simple. - */ - -/** - * get_unaligned - get value from possibly mis-aligned location - * @ptr: pointer to value - * - * This macro should be used for accessing values larger in size than - * single bytes at locations that are expected to be improperly aligned, - * e.g. retrieving a u16 value from a location not u16-aligned. - * - * Note that unaligned accesses can be very expensive on some architectures. - */ -#define get_unaligned(ptr) (*(ptr)) - -/** - * put_unaligned - put value to a possibly mis-aligned location - * @val: value to place - * @ptr: pointer to location - * - * This macro should be used for placing values larger in size than - * single bytes at locations that are expected to be improperly aligned, - * e.g. writing a u16 value to a location not u16-aligned. - * - * Note that unaligned accesses can be very expensive on some architectures. - */ -#define put_unaligned(val, ptr) ((void)( *(ptr) = (val) )) - -#endif |