linux-kernel - Re: [patch 2/3] MAP_NOZERO

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Message-ID: <Pine.LNX.4.64.0706270903100.32400@alien.or.mcafeemobile.com>
Date:	Wed, 27 Jun 2007 09:05:59 -0700 (PDT)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Ulrich Drepper <drepper@...il.com>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [patch 2/3] MAP_NOZERO - implement sys_brk2()

On Tue, 26 Jun 2007, Ulrich Drepper wrote:

> On 6/26/07, Davide Libenzi <davidel@...ilserver.org> wrote:
> > I acutally have the code for it, but I never posted it since it did not
> > receive a too warm review (and the only user was the fdmap thingy).
> 
> Only user of sys_indirect?  There will be quite a few right away.
> Every syscall that returns a file descriptor needs O_CLOEXEC support
> (socket, pipe, epoll_create, ...)

Ok, I'll try to add flags support to those "fd generators" over the code I 
have. That is only i386 nd x86-64 ATM (sys_indirect requires a thin asm 
wrapper - gcc asm will not do it for me).



- Davide


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