forked from Minki/linux
types.h: move misplaced comment
This comment landed in the wrong place. Cc: Andi Kleen <andi@firstfloor.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: David Miller <davem@davemloft.net> Cc: Eric Paris <eparis@redhat.com> Cc: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -121,15 +121,7 @@ typedef __u64 u_int64_t;
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typedef __s64 int64_t;
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#endif
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/*
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* aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
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* common 32/64-bit compat problems.
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* 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
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* architectures) and to 8-byte boundaries on 64-bit architetures. The new
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* aligned_64 type enforces 8-byte alignment so that structs containing
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* aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
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* No conversions are necessary between 32-bit user-space and a 64-bit kernel.
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*/
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/* this is a special 64bit data type that is 8-byte aligned */
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#define aligned_u64 __u64 __attribute__((aligned(8)))
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#define aligned_be64 __be64 __attribute__((aligned(8)))
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#define aligned_le64 __le64 __attribute__((aligned(8)))
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@ -186,7 +178,15 @@ typedef __u64 __bitwise __be64;
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typedef __u16 __bitwise __sum16;
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typedef __u32 __bitwise __wsum;
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/* this is a special 64bit data type that is 8-byte aligned */
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/*
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* aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
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* common 32/64-bit compat problems.
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* 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
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* architectures) and to 8-byte boundaries on 64-bit architetures. The new
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* aligned_64 type enforces 8-byte alignment so that structs containing
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* aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
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* No conversions are necessary between 32-bit user-space and a 64-bit kernel.
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*/
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#define __aligned_u64 __u64 __attribute__((aligned(8)))
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#define __aligned_be64 __be64 __attribute__((aligned(8)))
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#define __aligned_le64 __le64 __attribute__((aligned(8)))
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