From owner-freebsd-arch  Wed Aug 21  5:26:22 2002
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Date: Wed, 21 Aug 2002 05:26:20 -0700
From: Maxime Henrion <mux@freebsd.org>
To: arch@FreeBSD.org
Cc: tlambert2@mindspring.com
Subject: Re: Solving the stack gap issue
Message-ID: <20020821122620.GD86074@elvis.mu.org>
References: <200208171918.aa72556@salmon.maths.tcd.ie> <20020818055951.N12475-100000@gamplex.bde.org> <15714.17605.575558.398279@grasshopper.cs.duke.edu> <20020820153515.GL75574@elvis.mu.org> <20020820184624.GB86074@elvis.mu.org> <3D62D292.D0F3FEE6@mindspring.com> <20020821011201.GC86074@elvis.mu.org> <3D632BA8.45C64D10@mindspring.com>
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Terry Lambert wrote:
> Maxime Henrion wrote:
> > Terry Lambert wrote:
> > > I thought this was already do-able on a call by call basis?  From
> > > sysent.h:
> > [ripped code]
> > 
> > I'm aware of this flag, the subject of this thread was about *removing*
> > it and let the syscalls acquire Giant on an invidual basis.
> 
> I think you've misinterpreted.
> 
> Can't this be done one function at a time *using this flag*?
> 
> I don't see what the big deal is about, if this can be done
> incrementally, is all.

In the p4 branch I was talking about, all the syscalls have been taken
care of already.  That's why the SYF_MPSAFE flag has been removed.

Maxime

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