From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZqkqR6AwjkI8Hy4IBaZ7rBiNnMq/PbADaVsemrZTSPEvvjY68iNwBLCFQ58kGPdRT8mQrmE ARC-Seal: i=1; a=rsa-sha256; t=1525972521; cv=none; d=google.com; s=arc-20160816; b=IPevqfTXu3d7Hs/yrHUNrjZsGq2LVuGP3L6JExbFgZ5q43ZfjQDytgw8qftH8wulrJ GDyJeKrlJSnFBZBNEhua4Td9tFYqIzjgz+nyXTVtGrsP41LnPrRM8TJBrk/X2/MCucmu 9I/vaevhSQ/r52jgMEqbGrstqaGSc328AZ0rhYMBzgdhJhHz0wPIghZ8uEUcn4zdxHS+ w2/W1jBuDd88ol14nVX+A/hh9wFZc/ZkRCtY/qmDL6xIwuweG/SjP4T7SyEnwOB2/bVh BKfNWvgESmFT4VLzJ/8VPQb3YOOOHv5ViS4iq8gYAoZ0bDHP5PhfnuqBitODtd4KzxPR ptHw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:arc-authentication-results; bh=i/V5ywLZbV8+HyQmXzXuAzlMlZhQ6H3FeFFGFkRazUw=; b=IY6tNWqtTY/7BIWuX2YbSJ0bAdKQFFEMT2c+Q2iAaQgJ8b3Jik7W59TDezi1X5nUaU wZ6zbXcWsrN6l9s1kwIXzgjW5qN5kZWJZIjaTm1BVXaQfhhAFMPsGbud/9hOblWMtI+T jm2EXAjOLXKSdfLamxRlowPZiaYSji2OZghAX/8WJKDs9VuLua9DK9xiXJ56eaBNqorW cVkECCdM+w/nKPf7CsEQ/xM5eizIn+D6temYQ60B1ZwErgeciCYwfGh4b3Rpgd9jB7aW FWrrGL0OZto0LYEMDblOE8KktH7pG+ysc2bhzGdkQEp8Ae9o7c/Nt4yiFrAt7N7xOZOi aP6A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of lurodriguez@suse.de designates 195.135.220.15 as permitted sender) smtp.mailfrom=lurodriguez@suse.de; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Authentication-Results: mx.google.com; spf=pass (google.com: domain of lurodriguez@suse.de designates 195.135.220.15 as permitted sender) smtp.mailfrom=lurodriguez@suse.de; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Date: Thu, 10 May 2018 17:15:20 +0000 From: "Luis R. Rodriguez" To: Greg KH Cc: "Luis R. Rodriguez" , arnd@arndb.de, willy@infradead.org, geert@linux-m68k.org, linux-m68k@lists.linux-m68k.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/2] mm: PAGE_KERNEL_* fallbacks Message-ID: <20180510171520.GD27853@wotan.suse.de> References: <20180510014447.15989-1-mcgrof@kernel.org> <20180510060733.GA23098@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180510060733.GA23098@kroah.com> User-Agent: Mutt/1.6.0 (2016-04-01) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1600039618816101704?= X-GMAIL-MSGID: =?utf-8?q?1600098163094824418?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Thu, May 10, 2018 at 08:07:33AM +0200, Greg KH wrote: > On Wed, May 09, 2018 at 06:44:45PM -0700, Luis R. Rodriguez wrote: > > While dusting out the firmware loader closet I spotted a PAGE_KERNEL_* > > fallback hack. This hurts my eyes, and it should also be blinding > > others. Turns out we have other PAGE_KERNEL_* fallback hacks in > > other places. > > > > This moves them to asm-generic, and keeps track of architectures which > > need some love or review. At least 0-day was happy with the changes. > > > > Matthew Wilcox did put together a PAGE_KERNEL_RO patch for ia64, that > > needs review and testing, and if it goes well it should be merged. > > > > Luis R. Rodriguez (2): > > mm: provide a fallback for PAGE_KERNEL_RO for architectures > > mm: provide a fallback for PAGE_KERNEL_EXEC for architectures > > > > drivers/base/firmware_loader/fallback.c | 5 ---- > > include/asm-generic/pgtable.h | 36 +++++++++++++++++++++++++ > > mm/nommu.c | 4 --- > > mm/vmalloc.c | 4 --- > > 4 files changed, 36 insertions(+), 13 deletions(-) > > No list of changes that happened from v1? :( Didn't know you'd want it for such simple patch set, but I'll provide one for v3 and also list the changes in v2. Luis