From owner-freebsd-amd64@FreeBSD.ORG  Wed Mar  9 21:56:37 2005
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From: Jung-uk Kim <jkim@niksun.com>
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Subject: Re: [PATCH] More stackgap removal
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On Wednesday 09 March 2005 04:52 pm, Jung-uk Kim wrote:
> On Wednesday 09 March 2005 10:31 am, John Baldwin wrote:
> > On Wednesday 02 March 2005 04:43 pm, John Baldwin wrote:
> > > I've fixed up a few more syscalls to have kern_foo versions so
> > > that ABI wrappers for them can stop using the stackgap.  In
> > > this patch, I've added kern_settimeofday() for ibcs2 and
> > > freebsd32, kern_adjtime() for freebsd32, and
> > > kern_sched_rr_get_interval() for Linux/i386 on amd64 (note that
> > > this means that COMPAT_LINUX32 now requires
> > > POSIX_PRIORITY_SCHEDULING). I've also added kern_readv() and
> > > kern_writev() for OSF/1, Linux/i386 on amd64, and freebsd32. 
> > > For these functions I added a per-ABI version of copyinuio() to
> > > build a uio structure from the iovec array in userland. Testing
> > > and feedback of both native and compat binaries greatly
> > > appreciated.
> > >
> > > http://www.FreeBSD.org/~jhb/patches/abi.patch
> >
> > Is anyone willing to test this?
>
> I tested freebsd32.  kern_settimeofday(), kern_adjtime(), and
> kern_readv() seemed okay.  However, kern_writev() always fails with
> EBADF.  Any idea?

I am sorry to answer quickly to myself but I found a typo in the 
patch.  freebsd32_writev() calls kern_readv().  Oops. ;-)

Jung-uk Kim

> Thanks,
>
> Jung-uk Kim