From patchwork Mon May 16 16:47:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Roesch X-Patchwork-Id: 12851143 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2B8DC433EF for ; Mon, 16 May 2022 16:48:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 437776B0074; Mon, 16 May 2022 12:48:37 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3C1BB6B0075; Mon, 16 May 2022 12:48:37 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1C5086B0078; Mon, 16 May 2022 12:48:37 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id F37416B0074 for ; Mon, 16 May 2022 12:48:36 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id D4F4821C5B for ; Mon, 16 May 2022 16:48:36 +0000 (UTC) X-FDA: 79472189832.04.834C211 Received: from mx0a-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by imf06.hostedemail.com (Postfix) with ESMTP id BCB88180047 for ; Mon, 16 May 2022 16:48:33 +0000 (UTC) Received: from pps.filterd (m0001303.ppops.net [127.0.0.1]) by m0001303.ppops.net (8.17.1.5/8.17.1.5) with ESMTP id 24GGBLOW005545 for ; Mon, 16 May 2022 09:48:35 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=DMxeTOpqCEe+Tvocr/V6khKpI6cObsPyGo88EBQxCYQ=; b=RpoCk+OMgk5qnqxR0wkNFB1Qmw37lZHA94WauSVkEYplpxcApNCtzDksIb9+kjQuH9Ys BiMRLp/xXvqL/QTqIrVIhURRfgj4OJPuVVgzCxkUV59DSEpBB+q+P8eMm9+RXYd9vo8E VC5Ze8DYVMdN4lTvFmK3NsK0pEe0gZRVNPA= Received: from maileast.thefacebook.com ([163.114.130.16]) by m0001303.ppops.net (PPS) with ESMTPS id 3g283way8d-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 16 May 2022 09:48:35 -0700 Received: from twshared10276.08.ash9.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 16 May 2022 09:48:34 -0700 Received: by devvm225.atn0.facebook.com (Postfix, from userid 425415) id 48B43F146DD5; Mon, 16 May 2022 09:48:25 -0700 (PDT) From: Stefan Roesch To: , , , , CC: , , Subject: [RFC PATCH v2 03/16] iomap: use iomap_page_create_gfp() in __iomap_write_begin Date: Mon, 16 May 2022 09:47:05 -0700 Message-ID: <20220516164718.2419891-4-shr@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220516164718.2419891-1-shr@fb.com> References: <20220516164718.2419891-1-shr@fb.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-GUID: mn7YDhIZvzlngp7Qb7x911MQ9Qxn0kGr X-Proofpoint-ORIG-GUID: mn7YDhIZvzlngp7Qb7x911MQ9Qxn0kGr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-16_15,2022-05-16_02,2022-02-23_01 X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: BCB88180047 X-Stat-Signature: cke5ody7kskjxs3g6bhq6f55bdy4y9gc X-Rspam-User: Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=fb.com header.s=facebook header.b=RpoCk+OM; spf=none (imf06.hostedemail.com: domain of "prvs=61354da864=shr@fb.com" has no SPF policy when checking 67.231.153.30) smtp.mailfrom="prvs=61354da864=shr@fb.com"; dmarc=pass (policy=reject) header.from=fb.com X-HE-Tag: 1652719713-838553 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This change uses the new iomap_page_create_gfp() function in the function __iomap_write_begin(). No intended functional changes in this patch. Signed-off-by: Stefan Roesch --- fs/iomap/buffered-io.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 85aa32f50db0..1ffdc7078e7d 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -572,17 +572,22 @@ static int __iomap_write_begin(const struct iomap_iter *iter, loff_t pos, size_t len, struct folio *folio) { const struct iomap *srcmap = iomap_iter_srcmap(iter); - struct iomap_page *iop = iomap_page_create(iter->inode, folio); + struct iomap_page *iop = to_iomap_page(folio); loff_t block_size = i_blocksize(iter->inode); loff_t block_start = round_down(pos, block_size); loff_t block_end = round_up(pos + len, block_size); + unsigned int nr_blocks = i_blocks_per_folio(iter->inode, folio); size_t from = offset_in_folio(folio, pos), to = from + len; size_t poff, plen; + gfp_t gfp = GFP_NOFS | __GFP_NOFAIL; if (folio_test_uptodate(folio)) return 0; folio_clear_error(folio); + if (!iop && nr_blocks > 1) + iop = iomap_page_create_gfp(iter->inode, folio, nr_blocks, gfp); + do { iomap_adjust_read_range(iter->inode, folio, &block_start, block_end - block_start, &poff, &plen);