From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <stable-owner@vger.kernel.org>
Received: from mailapp01.imgtec.com ([195.59.15.196]:55224 "EHLO
	mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1752316AbbHDUg4 (ORCPT
	<rfc822;stable@vger.kernel.org>); Tue, 4 Aug 2015 16:36:56 -0400
Message-ID: <55C12263.7070407@imgtec.com>
Date: Tue, 4 Aug 2015 13:36:51 -0700
From: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com>
MIME-Version: 1.0
To: David Daney <ddaney@caviumnetworks.com>
CC: David Daney <ddaney.cavm@gmail.com>, <linux-mips@linux-mips.org>,
	<ralf@linux-mips.org>, David Daney <david.daney@cavium.com>,
	<stable@vger.kernel.org>
Subject: Re: MIPS: Make set_pte() SMP safe.
References: <1438649323-1082-1-git-send-email-ddaney.cavm@gmail.com> <55C10F4B.2050003@imgtec.com> <55C11A37.5070509@caviumnetworks.com> <55C1214F.8050208@imgtec.com>
In-Reply-To: <55C1214F.8050208@imgtec.com>
Content-Type: text/plain; charset="utf-8"; format=flowed
Content-Transfer-Encoding: 7bit
Sender: stable-owner@vger.kernel.org
List-ID: <stable.vger.kernel.org>

David,

Note: Excuse me for bothering you but if guard page logic doesn't work 
anymore then it can be scraped. It allows me to optimize some cache 
flushes in VMAP area - instead of flushing a full cache, just flush a 
range of pages.

- Leonid.