diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-x86_64/unaligned.h | |
parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 @@ | |||
1 | #ifndef __X8664_UNALIGNED_H | ||
2 | #define __X8664_UNALIGNED_H | ||
3 | |||
4 | /* | ||
5 | * The x86-64 can do unaligned accesses itself. | ||
6 | * | ||
7 | * The strange macros are there to make sure these can't | ||
8 | * be misused in a way that makes them not work on other | ||
9 | * architectures where unaligned accesses aren't as simple. | ||
10 | */ | ||
11 | |||
12 | /** | ||
13 | * get_unaligned - get value from possibly mis-aligned location | ||
14 | * @ptr: pointer to value | ||
15 | * | ||
16 | * This macro should be used for accessing values larger in size than | ||
17 | * single bytes at locations that are expected to be improperly aligned, | ||
18 | * e.g. retrieving a u16 value from a location not u16-aligned. | ||
19 | * | ||
20 | * Note that unaligned accesses can be very expensive on some architectures. | ||
21 | */ | ||
22 | #define get_unaligned(ptr) (*(ptr)) | ||
23 | |||
24 | /** | ||
25 | * put_unaligned - put value to a possibly mis-aligned location | ||
26 | * @val: value to place | ||
27 | * @ptr: pointer to location | ||
28 | * | ||
29 | * This macro should be used for placing values larger in size than | ||
30 | * single bytes at locations that are expected to be improperly aligned, | ||
31 | * e.g. writing a u16 value to a location not u16-aligned. | ||
32 | * | ||
33 | * Note that unaligned accesses can be very expensive on some architectures. | ||
34 | */ | ||
35 | #define put_unaligned(val, ptr) ((void)( *(ptr) = (val) )) | ||
36 | |||
37 | #endif | ||