linux-kernel - Re: powerpc: introduce asm/swab.h

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Date:	Tue, 6 Jan 2009 21:08:06 -0800 (PST)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Nicolas Pitre <nico@....org>
cc:	Harvey Harrison <harvey.harrison@...il.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: powerpc: introduce asm/swab.h



On Tue, 6 Jan 2009, Nicolas Pitre wrote:
> 
> Well, this series breaks ARM as well:

Ahh. I think it's the __SWAB_64_THRU_32__ case that is broken. 

Does this fix things? Totally untested. Of course.

		Linus
---
 include/linux/swab.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/swab.h b/include/linux/swab.h
index 9a2d33e..be5284d 100644
--- a/include/linux/swab.h
+++ b/include/linux/swab.h
@@ -68,7 +68,7 @@ static inline __attribute_const__ __u64 __fswab64(__u64 val)
 #elif defined(__SWAB_64_THRU_32__)
 	__u32 h = val >> 32;
 	__u32 l = val & ((1ULL << 32) - 1);
-	return (((__u64)___swab32(l)) << 32) | ((__u64)(___swab32(h)));
+	return (((__u64)__fswab32(l)) << 32) | ((__u64)(__fswab32(h)));
 #else
 	return ___constant_swab64(val);
 #endif
--
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