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From: Jakub Jelinek <jakub@redhat.com>
To: Arun Sharma <arun.sharma@intel.com>
Cc: David Woodhouse <dwmw2@infradead.org>,
	Christoph Hellwig <hch@infradead.org>,
	linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org
Subject: Re: [PATCH] Support ia32 exec domains without CONFIG_IA32_SUPPORT
Date: Thu, 14 Oct 2004 04:50:05 -0400	[thread overview]
Message-ID: <20041014085003.GM31909@devserv.devel.redhat.com> (raw)
In-Reply-To: <416C5ECF.6060402@intel.com>

On Tue, Oct 12, 2004 at 03:46:39PM -0700, Arun Sharma wrote:
> --- linux-2.6-cvs/fs/namei.c	2 Oct 2004 17:59:55 -0000	1.110
> +++ linux-2.6-cvs/fs/namei.c	8 Oct 2004 18:14:11 -0000
> @@ -897,7 +897,7 @@
>  	return 1;
>  }
>  
> -void set_fs_altroot(void)
> +int set_fs_altroot(const char __user *altroot)
>  {
>  	char *emul = __emul_prefix();

I think you should change this to char *emul;

>  	struct nameidata nd;
> @@ -905,12 +905,20 @@
>  	struct dentry *dentry = NULL, *olddentry;
>  	int err;
>  
> +	if (altroot) {
> +		emul = getname(altroot);
> +		if (IS_ERR(emul))
> +			return PTR_ERR(emul);
> +	}
> +

and add here
	else
		emul = __emul_prefix();

There is no point in calling __emul_prefix () when it will be thrown away.

	Jakub

  parent reply	other threads:[~2004-10-14  8:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <41643EC0.1010505@intel.com>
     [not found] ` <20041007142710.A12688@infradead.org>
     [not found]   ` <4165D4C9.2040804@intel.com>
     [not found]     ` <mailman.1097223239.25078@unix-os.sc.intel.com>
     [not found]       ` <41671696.1060706@intel.com>
     [not found]         ` <mailman.1097403036.11924@unix-os.sc.intel.com>
2004-10-11 21:05           ` [PATCH] Support ia32 exec domains without CONFIG_IA32_SUPPORT Arun Sharma
2004-10-12 21:50             ` David Woodhouse
2004-10-12 22:46               ` Arun Sharma
2004-10-13 22:27                 ` Arun Sharma
2004-10-14  7:32                   ` David Mosberger
2004-10-14  8:25                     ` David Woodhouse
2004-10-14  8:50                 ` Jakub Jelinek [this message]
2004-10-14 17:53                   ` Arun Sharma

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