Date: Fri, 25 Jan 2008 10:04:06 -0800
From: "Siddha, Suresh B" <suresh.b.siddha@intel.com>
To: Roland McGrath <roland@redhat.com>
Cc: mingo@elte.hu, tglx@linutronix.de,
       "Siddha, Suresh B" <suresh.b.siddha@intel.com>,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH x86/mm] x86: i387 fpregs_set convert_to_fxsr
Message-ID: <20080125180406.GB5342@linux-os.sc.intel.com>
References: <20080125014059.GA5342@linux-os.sc.intel.com> <20080125015933.587DF26F9FD@magilla.localdomain>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20080125015933.587DF26F9FD@magilla.localdomain>
User-Agent: Mutt/1.4.1i
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 642
Lines: 16

On Thu, Jan 24, 2008 at 05:59:33PM -0800, Roland McGrath wrote:
> +	if (pos > 0 || count < sizeof(env))
> +		convert_from_fxsr(&env, target);

Well, is the generic regset code enforce the need for this now? Can we
disallow the usage cases where the user passes smaller target buffer
size or requests data from in between. We were disallowing such usage
scenarios before, isn't it?

thanks,
suresh
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/