From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Mosberger-Tang Date: Wed, 01 Feb 2006 03:12:26 +0000 Subject: Re: FW: [patch 1/6] remove dead code in ia64_leave_kernel Message-Id: List-Id: References: <200601310907.k0V976g12698@unix-os.sc.intel.com> In-Reply-To: <200601310907.k0V976g12698@unix-os.sc.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On 1/31/06, Chen, Kenneth W wrote: > Having said that, I have a craze idea of optimize away two bsp reads > along with cover instruction in the syscall leave path. I'm still > exploring whether that is achievable or not. If we can do that, then > all that latency would go away along with the code that this patch moved. That would be nice, indeed. --david -- Mosberger Consulting LLC, http://www.mosberger-consulting.com/