From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: [PATCH 1/2] 476: Set CCR2[DSTI] to prevent isync from flushing shadow TLB From: Dave Kleikamp To: Benjamin Herrenschmidt In-Reply-To: <1285621852.14081.62.camel@pasglop> References: <1285351297-9999-1-git-send-email-shaggy@linux.vnet.ibm.com> <1285351297-9999-2-git-send-email-shaggy@linux.vnet.ibm.com> <20100927150434.GA2888@zod.rchland.ibm.com> <1285601205.17411.23.camel@shaggy-w500> <1285621852.14081.62.camel@pasglop> Content-Type: text/plain; charset="ISO-8859-1" Date: Mon, 27 Sep 2010 16:15:28 -0500 Message-ID: <1285622128.17411.29.camel@shaggy-w500> Mime-Version: 1.0 Cc: linuxppc-dev list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, 2010-09-28 at 07:10 +1000, Benjamin Herrenschmidt wrote: > On Mon, 2010-09-27 at 10:26 -0500, Dave Kleikamp wrote: > > I think I made it a config option at Ben's request when I first started > > this work last year, before being sidetracked by other priorities. I > > could either remove the option, or default it to 'n'. It might be best > > to just hard-code the behavior to make sure it's exercised, since > > there's no 47x hardware in production yet, but we can give Ben a chance > > to weigh in with his opinion. > > You can remove the option I suppose. It was useful to have it during > early bringup but probably not anymore. Thanks, Ben. I'll resend it without the config option. Shaggy -- Dave Kleikamp IBM Linux Technology Center