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On MIPS, _ALIGN always aligns to 8 bytes, even for 32-bit binaries. This might

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not be ideal, but is the ABI we've shipped so far.  Fix macros which reflect
the results of _ALIGN on 32-bit MIPS to use the right alignment.

This fixes sendmsg under COMPAT_FREEBSD32 on n64 MIPS kernels.
This commit is contained in:
Juli Mallett 2012-03-03 21:39:12 +00:00
parent 2677e7fea5
commit a6d20bbaa2
1 changed files with 4 additions and 0 deletions
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4
sys/compat/freebsd32/freebsd32_misc.c
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@ -952,7 +952,11 @@ freebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32)
return (error);
}
#ifndef __mips__
#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1)
#else
#define FREEBSD32_ALIGNBYTES (sizeof(long) - 1)
#endif
#define FREEBSD32_ALIGN(p) \
(((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES)
#define FREEBSD32_CMSG_SPACE(l) \