From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 72EADC169C4 for ; Fri, 8 Feb 2019 17:43:26 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 44E9120863 for ; Fri, 8 Feb 2019 17:43:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PGUR5Tjg"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="XvN+Xk5H"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XjaRcpg4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 44E9120863 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nK+oj4ntrp4+2f8+8CepYo8WQA65zA7QbU4ItPcngUw=; b=PGUR5Tjg/eTJfi InE2fb/W1ZBis4m/F3X8PQ/8XW17wYhbVFaUqkZLoDOlyigtCceyFgaCixRYX4ts6iunONBZHIe2n 5A0AvJy5K1DGURw/94P3kzYkloB9bRxIQ3p3LJ+I83VcfCJ0MRRBE/4rTT/Een6BDuEwRq02xe6Gn vN3MoSksMOlIsv/3FmYC0ju+nyciT/P8pFm9JNAH6kVXV3J5QajwX0ynAcYHDV9W/ZkMrCXj4PIhy gRxUp6jK9bngPxRwRiu1evi9WBqCwEzg9++Z+yyUczxsShbTC2PWUCBPd4xc7X5DJoq3aw4P8pjWR HMG+FMIQjswXitAYkgzA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsABP-0007QT-0E; Fri, 08 Feb 2019 17:43:23 +0000 Received: from merlin.infradead.org ([205.233.59.134]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsA4q-0008U3-AX for linux-riscv@bombadil.infradead.org; Fri, 08 Feb 2019 17:36:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Type:Cc:To:Subject:Message-ID: Date:From:In-Reply-To:References:MIME-Version:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=8EvxsBX8G2BLZG6RME83sgEGJxBWmJ/miPkZ/PArDMg=; b=XvN+Xk5H4s6ykZMkIrsBzPyqW WGbb608QKJy5xaIMYzTwUzyTmNnTVXKVKWOHxvTB5qLLcCP8frAtrqxe3gYHQs54P9bN/cp75+DLL 8FLEPSLd1qKDmZ3ANZOmUVYQ64001JHz96AbbMH+T54CXETDtOccrQmlv9pmbwnmXCZ/JkFBl7dOC zTL7BK1ahqU+M+oiSsT0R6UJunIZh7KFjHAUVT4ajUDBt4lxcxOEtblTrFkN1ww0tzrdMbJVio1fN HjIekYkpXHo108tsxNvrF+/dlIJZ1Dmz+JeNzIa9CuYvKQ+v2tYvc1KBGd98cNxMPhuNM6wfQo5rJ 2UddstFeQ==; Received: from mail-ot1-x344.google.com ([2607:f8b0:4864:20::344]) by merlin.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsA4o-0005td-SJ for linux-riscv@lists.infradead.org; Fri, 08 Feb 2019 17:36:35 +0000 Received: by mail-ot1-x344.google.com with SMTP id e12so7153947otl.5 for ; Fri, 08 Feb 2019 09:36:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8EvxsBX8G2BLZG6RME83sgEGJxBWmJ/miPkZ/PArDMg=; b=XjaRcpg4CsUEHOGGsYNWkqCeRMHdLqz+6ltcvUYU+CrQpQRXa+WO3T0dVaKTSKG7Ql hnto0HfmGGam39RXXNaBaqz6uWLAImgptViIS2O87fb1uCJLbScIDIRNBqo+T/EqLwB+ IVcZi2azeYJ1D4fVQHFWW+tOe4icEke2+ZP+XuQVcVlxmTlzRgFwEkKtnXs6fW5yOxSI Wp184CpB1AW/Omc9wMcrWueybIC47X2vy1JGW2sZ3ieHfvlSiGBwZ9kO0dWqzyXW5HZ4 lZWsO5Iku57RyWvLdMmsjf73kA2/Ce957Nt6yKWiOpkEAbvGS00bIyOg145HwLREQslA AtPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=8EvxsBX8G2BLZG6RME83sgEGJxBWmJ/miPkZ/PArDMg=; b=Pb3SzEVebehkkUU2PN2Lral561amKgsN/F8/HDjeVTtnC4Uh5f5bu7hVt01GcPcYQR 9U0c2Fmxs1RNlp1KpQrb6Th8/CHgQi5Xjx6qOJLcKl4RfRa6ZBssFOJkcJL4+2QFu+v0 p4sX2lIV/rGcGlGhYrKSYHiOi3gKdGc/oNvRKmeAiZkashWhcmlY0fomnrwiD9+Cxe4K cpHEWq30CEJRJRvvDb0R/LE3Olj+GesKMpcPXhysG4PbhEDCEa5Qyki8MntW1zSieqxM 4WmkrdAhRnFLHhTlaPCjCUI0CuCe56ZNl+FcIbGc+/BOR+D2DLwU+Ptm/bTfaM1Yitqg D1UA== X-Gm-Message-State: AHQUAubzDNtbzTlC44Y97NgpXbkJg4GgJ48YHJIU56aX7b0SVDIqME/B nc0hOLsqVXPk/km6z6rsBUHEtBEj7KnwbpsZvG4= X-Google-Smtp-Source: AHgI3IbaJGWIdMqE7m7/91xPLIkgk2XjmNeO7v5TBRxk8JQfu6cJ+nggdELjdyqJ44r1mV3XttyOhUrUa/7NsOa/oAY= X-Received: by 2002:a9d:8e4:: with SMTP id 91mr13700479otf.169.1549647390678; Fri, 08 Feb 2019 09:36:30 -0800 (PST) MIME-Version: 1.0 References: <1544983416-32532-1-git-send-email-sorear2@gmail.com> <20181217183741.GB23353@infradead.org> In-Reply-To: <20181217183741.GB23353@infradead.org> From: David Abdurachmanov Date: Fri, 8 Feb 2019 18:36:19 +0100 Message-ID: Subject: Re: [PATCH] riscv: Add pte bit to distinguish swap from invalid To: Christoph Hellwig X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190208_123634_955568_28B08AE3 X-CRM114-Status: GOOD ( 11.41 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stefan O'Rear , schwab@suse.de, linux-riscv@lists.infradead.org, Palmer Dabbelt , Albert Ou Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org Palmer, could you review/consider this patch for next rcX or next merge window? david On Mon, Dec 17, 2018 at 7:37 PM Christoph Hellwig wrote: > > On Sun, Dec 16, 2018 at 01:03:36PM -0500, Stefan O'Rear wrote: > > Previously, invalid PTEs and swap PTEs had the same binary > > representation, causing errors when attempting to unmap PROT_NONE > > mappings, including implicit unmap on exit. > > > > Typical error: > > > > swap_info_get: Bad swap file entry 40000000007a9879 > > BUG: Bad page map in process a.out pte:3d4c3cc0 pmd:3e521401 > > > > Cc: stable@vger.kernel.org > > Signed-off-by: Stefan O'Rear > > Looks fine: > > Reviewed-by: Christoph Hellwig > > _______________________________________________ > linux-riscv mailing list > linux-riscv@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-riscv _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv