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Date:      Tue, 24 Oct 2006 21:03:13 -0700
From:      Maxim Sobolev <sobomax@FreeBSD.org>
To:        Robert Watson <rwatson@FreeBSD.org>
Cc:        cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/usr.bin/su su.c
Message-ID:  <453EE201.9040305@FreeBSD.org>
In-Reply-To: <20061024145506.G48521@fledge.watson.org>
References:  <200610240818.k9O8IATH022313@repoman.freebsd.org> <20061024094643.N37455@fledge.watson.org> <453DDED4.3070208@FreeBSD.org> <20061024104143.Y37455@fledge.watson.org> <453DE26E.3040502@FreeBSD.org> <20061024105800.J37455@fledge.watson.org> <453DEB1B.6040900@FreeBSD.org> <20061024145506.G48521@fledge.watson.org>

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Robert,

Your patch works just fine. Please don't forget to MFC it before 6.2 is out.

Thanks!

Regards,

Maxim

Robert Watson wrote:
> 
> On Tue, 24 Oct 2006, Maxim Sobolev wrote:
> 
>> Robert Watson wrote:
>>> The method by which the distinction between ENOSYS+SIGSYS and plain 
>>> ENOSYS is determined is in the implementation of the system call.  If 
>>> a system call is flagged as unimplemented (i.e., you never hit the 
>>> function implementing it), you get SIGSYS+ENOSYS.  If you enter the 
>>> stub, you get ENOSYS.  So the problem is that the compat code doesn't 
>>> enter the stub, so never gets to the ENOSYS path.  A casual glance at 
>>> the system call arguments for audit suggest that wrappers aren't 
>>> needed (no pointers embedded in structure arguments), so simply 
>>> marking them as implemented will likely work.
>>
>> Well unless I have confused something it is not really the case. For 
>> example, getauid() system call takes pointer as an argument.
> 
> I've gone ahead and updated the freebsd32 syscalls.master file to hook 
> up the audit system calls.  Could you locally back out your change and 
> see if a kernel built with these changes operates properly?
> 
> Thanks,
> 
> Robert N M Watson
> Computer Laboratory
> University of Cambridge
> 
> 




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