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{
    "id": 829953,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/829953/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20171024152415.22864-7-jack@suse.cz/",
    "project": {
        "id": 8,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/8/?format=api",
        "name": "Linux ext4 filesystem development",
        "link_name": "linux-ext4",
        "list_id": "linux-ext4.vger.kernel.org",
        "list_email": "linux-ext4@vger.kernel.org",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20171024152415.22864-7-jack@suse.cz>",
    "list_archive_url": null,
    "date": "2017-10-24T15:24:03",
    "name": "[06/17] dax: Create local variable for vmf->flags & FAULT_FLAG_WRITE test",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "888829ec297bb61f7742bb2e2cad2c9753ed1b2c",
    "submitter": {
        "id": 363,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/363/?format=api",
        "name": "Jan Kara",
        "email": "jack@suse.cz"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20171024152415.22864-7-jack@suse.cz/mbox/",
    "series": [
        {
            "id": 10008,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/10008/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=10008",
            "date": "2017-10-24T15:23:57",
            "name": "dax, ext4, xfs: Synchronous page faults",
            "version": 5,
            "mbox": "http://patchwork.ozlabs.org/series/10008/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/829953/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/829953/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<linux-ext4-owner@vger.kernel.org>",
        "X-Original-To": "patchwork-incoming@ozlabs.org",
        "Delivered-To": "patchwork-incoming@ozlabs.org",
        "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=linux-ext4-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)",
        "Received": [
            "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3yLxvZ39Xqz9t3p\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 25 Oct 2017 02:26:50 +1100 (AEDT)",
            "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S932537AbdJXP0s (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tTue, 24 Oct 2017 11:26:48 -0400",
            "from mx2.suse.de ([195.135.220.15]:36102 \"EHLO mx2.suse.de\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S932197AbdJXPZb (ORCPT <rfc822;linux-ext4@vger.kernel.org>);\n\tTue, 24 Oct 2017 11:25:31 -0400",
            "from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254])\n\tby mx2.suse.de (Postfix) with ESMTP id 10188AC6B;\n\tTue, 24 Oct 2017 15:25:28 +0000 (UTC)",
            "by quack2.suse.cz (Postfix, from userid 1000)\n\tid 5CEC41E35C8; Tue, 24 Oct 2017 17:25:27 +0200 (CEST)"
        ],
        "X-Virus-Scanned": "by amavisd-new at test-mx.suse.de",
        "From": "Jan Kara <jack@suse.cz>",
        "To": "Dan Williams <dan.j.williams@intel.com>",
        "Cc": "Ross Zwisler <ross.zwisler@linux.intel.com>,\n\tChristoph Hellwig <hch@infradead.org>,\n\t<linux-ext4@vger.kernel.org>, linux-nvdimm@lists.01.org,\n\t<linux-fsdevel@vger.kernel.org>, <linux-xfs@vger.kernel.org>,\n\tlinux-api@vger.kernel.org, <linux-mm@kvack.org>, Jan Kara <jack@suse.cz>",
        "Subject": "[PATCH 06/17] dax: Create local variable for vmf->flags &\n\tFAULT_FLAG_WRITE test",
        "Date": "Tue, 24 Oct 2017 17:24:03 +0200",
        "Message-Id": "<20171024152415.22864-7-jack@suse.cz>",
        "X-Mailer": "git-send-email 2.12.3",
        "In-Reply-To": "<20171024152415.22864-1-jack@suse.cz>",
        "References": "<20171024152415.22864-1-jack@suse.cz>",
        "Sender": "linux-ext4-owner@vger.kernel.org",
        "Precedence": "bulk",
        "List-ID": "<linux-ext4.vger.kernel.org>",
        "X-Mailing-List": "linux-ext4@vger.kernel.org"
    },
    "content": "There are already two users and more are coming.\n\nReviewed-by: Christoph Hellwig <hch@lst.de>\nReviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>\nSigned-off-by: Jan Kara <jack@suse.cz>\n---\n fs/dax.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/fs/dax.c b/fs/dax.c\nindex c09465884bbe..5ea71381dba0 100644\n--- a/fs/dax.c\n+++ b/fs/dax.c\n@@ -1116,6 +1116,7 @@ static int dax_iomap_pte_fault(struct vm_fault *vmf,\n \tstruct iomap iomap = { 0 };\n \tunsigned flags = IOMAP_FAULT;\n \tint error, major = 0;\n+\tbool write = vmf->flags & FAULT_FLAG_WRITE;\n \tint vmf_ret = 0;\n \tvoid *entry;\n \n@@ -1130,7 +1131,7 @@ static int dax_iomap_pte_fault(struct vm_fault *vmf,\n \t\tgoto out;\n \t}\n \n-\tif ((vmf->flags & FAULT_FLAG_WRITE) && !vmf->cow_page)\n+\tif (write && !vmf->cow_page)\n \t\tflags |= IOMAP_WRITE;\n \n \tentry = grab_mapping_entry(mapping, vmf->pgoff, 0);\n@@ -1207,7 +1208,7 @@ static int dax_iomap_pte_fault(struct vm_fault *vmf,\n \t\tbreak;\n \tcase IOMAP_UNWRITTEN:\n \tcase IOMAP_HOLE:\n-\t\tif (!(vmf->flags & FAULT_FLAG_WRITE)) {\n+\t\tif (!write) {\n \t\t\tvmf_ret = dax_load_hole(mapping, entry, vmf);\n \t\t\tgoto finish_iomap;\n \t\t}\n",
    "prefixes": [
        "06/17"
    ]
}