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GET /api/patches/1890358/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 1890358,
    "url": "http://patchwork.ozlabs.org/api/patches/1890358/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-mtd/patch/20240124175302.1750912-14-willy@infradead.org/",
    "project": {
        "id": 3,
        "url": "http://patchwork.ozlabs.org/api/projects/3/?format=api",
        "name": "Linux MTD development",
        "link_name": "linux-mtd",
        "list_id": "linux-mtd.lists.infradead.org",
        "list_email": "linux-mtd@lists.infradead.org",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20240124175302.1750912-14-willy@infradead.org>",
    "list_archive_url": null,
    "date": "2024-01-24T17:52:56",
    "name": "[v2,13/15] ubifs: Pass a folio into ubifs_bulk_read() and ubifs_do_bulk_read()",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "e3611513b3615e6cdbf5ed8237544c9c00bf8345",
    "submitter": {
        "id": 70855,
        "url": "http://patchwork.ozlabs.org/api/people/70855/?format=api",
        "name": "Matthew Wilcox",
        "email": "willy@infradead.org"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-mtd/patch/20240124175302.1750912-14-willy@infradead.org/mbox/",
    "series": [
        {
            "id": 391975,
            "url": "http://patchwork.ozlabs.org/api/series/391975/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-mtd/list/?series=391975",
            "date": "2024-01-24T17:52:56",
            "name": "ubifs folio conversion",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/391975/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/1890358/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/1890358/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>",
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        "Authentication-Results": [
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        ],
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            "from bombadil.infradead.org (bombadil.infradead.org\n [IPv6:2607:7c80:54:3::133])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4TKs5H4KVYz23f0\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 25 Jan 2024 04:53:39 +1100 (AEDT)",
            "from localhost ([::1] helo=bombadil.infradead.org)\n\tby bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux))\n\tid 1rShR7-004Zt6-1g;\n\tWed, 24 Jan 2024 17:53:17 +0000",
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        ],
        "DKIM-Signature": [
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            "v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed;\n\td=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version:\n\tReferences:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:\n\tContent-Type:Content-ID:Content-Description;\n\tbh=4uSPcgPGqp7gK3lPSg8vS+f9LEvj4oF12i+6rV8hq6A=; b=CXDb07VrQCb/5Y/cEm+JA2LhRO\n\tCiWTbLTz3WqXdOuT/5zAgdTGwoRJWcs18VCqY7j1hofPcRJ9Myu6oBsNtQr4TuQgjC5Zh65EbO1/v\n\tcoatwakTcR5FXjyCJE/MNRnsCA/q9i9R7ufqv21wIzPTOe2Pk50aH33EtRteRr+jK4L8Qo8iyk3ZV\n\tOukWDTu3cNT/YRPPBk9XJ4+Iu4o6aa+xPSbOjSvTjCvhGHOWd4tfOOFsf77vJsPV962SHZErSusVU\n\tbjkTEzvIRE3tP4uiKCivBXzb+H1rJvdZdh+s9dxXE5M59spMPrz2pjuyzKU7YSTRICBi1eJAv4HRt\n\tQGNC36/g==;"
        ],
        "From": "\"Matthew Wilcox (Oracle)\" <willy@infradead.org>",
        "To": "Richard Weinberger <richard@nod.at>",
        "Cc": "\"Matthew Wilcox (Oracle)\" <willy@infradead.org>,\n\tlinux-mtd@lists.infradead.org,\n\tZhihao Cheng <chengzhihao1@huawei.com>",
        "Subject": "[PATCH v2 13/15] ubifs: Pass a folio into ubifs_bulk_read() and\n ubifs_do_bulk_read()",
        "Date": "Wed, 24 Jan 2024 17:52:56 +0000",
        "Message-ID": "<20240124175302.1750912-14-willy@infradead.org>",
        "X-Mailer": "git-send-email 2.43.0",
        "In-Reply-To": "<20240124175302.1750912-1-willy@infradead.org>",
        "References": "<20240124175302.1750912-1-willy@infradead.org>",
        "MIME-Version": "1.0",
        "X-BeenThere": "linux-mtd@lists.infradead.org",
        "X-Mailman-Version": "2.1.34",
        "Precedence": "list",
        "List-Id": "Linux MTD discussion mailing list <linux-mtd.lists.infradead.org>",
        "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe>",
        "List-Archive": "<http://lists.infradead.org/pipermail/linux-mtd/>",
        "List-Post": "<mailto:linux-mtd@lists.infradead.org>",
        "List-Help": "<mailto:linux-mtd-request@lists.infradead.org?subject=help>",
        "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
        "Content-Transfer-Encoding": "7bit",
        "Sender": "\"linux-mtd\" <linux-mtd-bounces@lists.infradead.org>",
        "Errors-To": "linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org"
    },
    "content": "This saves a single call to compound_head().\n\nSigned-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>\nReviewed-by: Zhihao Cheng <chengzhihao1@huawei.com>\n---\n fs/ubifs/file.c | 28 +++++++++++++---------------\n 1 file changed, 13 insertions(+), 15 deletions(-)",
    "diff": "diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c\nindex 9cd2e6d37c5d..f481fca7f53d 100644\n--- a/fs/ubifs/file.c\n+++ b/fs/ubifs/file.c\n@@ -703,15 +703,15 @@ static int populate_page(struct ubifs_info *c, struct page *page,\n  * ubifs_do_bulk_read - do bulk-read.\n  * @c: UBIFS file-system description object\n  * @bu: bulk-read information\n- * @page1: first page to read\n+ * @folio1: first folio to read\n  *\n  * Returns: %1 if the bulk-read is done, otherwise %0 is returned.\n  */\n static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu,\n-\t\t\t      struct page *page1)\n+\t\t\t      struct folio *folio1)\n {\n-\tpgoff_t offset = page1->index, end_index;\n-\tstruct address_space *mapping = page1->mapping;\n+\tpgoff_t offset = folio1->index, end_index;\n+\tstruct address_space *mapping = folio1->mapping;\n \tstruct inode *inode = mapping->host;\n \tstruct ubifs_inode *ui = ubifs_inode(inode);\n \tint err, page_idx, page_cnt, ret = 0, n = 0;\n@@ -761,11 +761,11 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu,\n \t\t\tgoto out_warn;\n \t}\n \n-\terr = populate_page(c, page1, bu, &n);\n+\terr = populate_page(c, &folio1->page, bu, &n);\n \tif (err)\n \t\tgoto out_warn;\n \n-\tunlock_page(page1);\n+\tfolio_unlock(folio1);\n \tret = 1;\n \n \tisize = i_size_read(inode);\n@@ -810,7 +810,7 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu,\n \n /**\n  * ubifs_bulk_read - determine whether to bulk-read and, if so, do it.\n- * @page: page from which to start bulk-read.\n+ * @folio: folio from which to start bulk-read.\n  *\n  * Some flash media are capable of reading sequentially at faster rates. UBIFS\n  * bulk-read facility is designed to take advantage of that, by reading in one\n@@ -819,12 +819,12 @@ static int ubifs_do_bulk_read(struct ubifs_info *c, struct bu_info *bu,\n  *\n  * Returns: %1 if a bulk-read is done and %0 otherwise.\n  */\n-static int ubifs_bulk_read(struct page *page)\n+static int ubifs_bulk_read(struct folio *folio)\n {\n-\tstruct inode *inode = page->mapping->host;\n+\tstruct inode *inode = folio->mapping->host;\n \tstruct ubifs_info *c = inode->i_sb->s_fs_info;\n \tstruct ubifs_inode *ui = ubifs_inode(inode);\n-\tpgoff_t index = page->index, last_page_read = ui->last_page_read;\n+\tpgoff_t index = folio->index, last_page_read = ui->last_page_read;\n \tstruct bu_info *bu;\n \tint err = 0, allocated = 0;\n \n@@ -872,8 +872,8 @@ static int ubifs_bulk_read(struct page *page)\n \n \tbu->buf_len = c->max_bu_buf_len;\n \tdata_key_init(c, &bu->key, inode->i_ino,\n-\t\t      page->index << UBIFS_BLOCKS_PER_PAGE_SHIFT);\n-\terr = ubifs_do_bulk_read(c, bu, page);\n+\t\t      folio->index << UBIFS_BLOCKS_PER_PAGE_SHIFT);\n+\terr = ubifs_do_bulk_read(c, bu, folio);\n \n \tif (!allocated)\n \t\tmutex_unlock(&c->bu_mutex);\n@@ -887,9 +887,7 @@ static int ubifs_bulk_read(struct page *page)\n \n static int ubifs_read_folio(struct file *file, struct folio *folio)\n {\n-\tstruct page *page = &folio->page;\n-\n-\tif (ubifs_bulk_read(page))\n+\tif (ubifs_bulk_read(folio))\n \t\treturn 0;\n \tdo_readpage(folio);\n \tfolio_unlock(folio);\n",
    "prefixes": [
        "v2",
        "13/15"
    ]
}