Messages in this thread | | | Date | Thu, 11 Sep 2008 07:12:57 -0700 | From | "Chris Leech" <> | Subject | Re: [PATCH 1/4] 24-bit types: typedef and functions for accessing 3-byte arrays as integers |
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On Thu, Sep 11, 2008 at 1:03 AM, Boaz Harrosh <bharrosh@panasas.com> wrote: >> diff --git a/fs/jfs/endian24.h b/fs/jfs/endian24.h >> index fa92f7f..45b6397 100644 >> --- a/fs/jfs/endian24.h >> +++ b/fs/jfs/endian24.h >> @@ -33,6 +33,9 @@ >> ((__x & (__u32)0x00ff0000UL) >> 16) )); \ >> }) >> >> +#undef __cpu_to_le24 >> +#undef __le24_to_cpu >> + > > Does #undef also work on inline functions? I didn't know that
No, it doesn't and those two lines don't do anything. The two below do, so this file gets touched anyway, and the JFS patch deletes the entire file. I'll fix this is there's some other reason to redo the patchset again.
>> #if (defined(__KERNEL__) && defined(__LITTLE_ENDIAN)) || (defined(__BYTE_ORDER) && (__BYTE_ORDER == __LITTLE_ENDIAN)) >> #define __cpu_to_le24(x) ((__u32)(x)) >> #define __le24_to_cpu(x) ((__u32)(x)) >> @@ -42,6 +45,8 @@ >> #endif >> >> #ifdef __KERNEL__ >> + #undef cpu_to_le24 >> + #undef le24_to_cpu >> #define cpu_to_le24 __cpu_to_le24 >> #define le24_to_cpu __le24_to_cpu >> #endif
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