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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id BFF5EC433EF for ; Fri, 20 May 2022 18:37:33 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 547926B0074; Fri, 20 May 2022 14:37:33 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 4CF4C6B0075; Fri, 20 May 2022 14:37:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2D51B6B0078; Fri, 20 May 2022 14:37:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 15F8C6B0074 for ; Fri, 20 May 2022 14:37:33 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay11.hostedemail.com (Postfix) with ESMTP id D518981A7B for ; Fri, 20 May 2022 18:37:32 +0000 (UTC) X-FDA: 79486979544.20.999AB90 Received: from mx0a-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by imf28.hostedemail.com (Postfix) with ESMTP id 0909EC00BF for ; Fri, 20 May 2022 18:37:03 +0000 (UTC) Received: from pps.filterd (m0089730.ppops.net [127.0.0.1]) by m0089730.ppops.net (8.17.1.5/8.17.1.5) with ESMTP id 24KHSQ5E022413 for ; Fri, 20 May 2022 11:37:31 -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=UmuWfsTck1J0e+hUP+BRgFN3i31rkvMhPWWM66De5po=; b=Fxg1hdn/CqtmxweUdGOsNRiU7DFAaXTzRjI1M4RAEd2Vp57hnS4ri7TqqNAcFy0lbWgj fRo923G5w2r1JngxnY2VTxxpE25dPWty/ZMDajHlOrwx9t58fc0tqmMc84juGE5fyaLI ck9eRifFCIZSGjB9GhHkkWEm6hLfCw+Ka6k= Received: from mail.thefacebook.com ([163.114.132.120]) by m0089730.ppops.net (PPS) with ESMTPS id 3g6bja2aus-7 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Fri, 20 May 2022 11:37:31 -0700 Received: from twshared8508.05.ash9.facebook.com (2620:10d:c085:208::11) by mail.thefacebook.com (2620:10d:c085:11d::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Fri, 20 May 2022 11:37:30 -0700 Received: by devvm225.atn0.facebook.com (Postfix, from userid 425415) id 77671F5E5B29; Fri, 20 May 2022 11:37:16 -0700 (PDT) From: Stefan Roesch To: , , , , CC: , , , Subject: [RFC PATCH v4 05/17] iomap: Add gfp parameter to iomap_page_create() Date: Fri, 20 May 2022 11:36:34 -0700 Message-ID: <20220520183646.2002023-6-shr@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220520183646.2002023-1-shr@fb.com> References: <20220520183646.2002023-1-shr@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-GUID: DfGIXac-oTa_B42aM8NDm4Fysh2c3TOy X-Proofpoint-ORIG-GUID: DfGIXac-oTa_B42aM8NDm4Fysh2c3TOy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-20_05,2022-05-20_02,2022-02-23_01 Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=fb.com header.s=facebook header.b="Fxg1hdn/"; dmarc=pass (policy=reject) header.from=fb.com; spf=none (imf28.hostedemail.com: domain of "prvs=6139886598=shr@fb.com" has no SPF policy when checking 67.231.153.30) smtp.mailfrom="prvs=6139886598=shr@fb.com" X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 0909EC00BF X-Stat-Signature: z1fgfzwyu9a5w736xr1j45ba5hxz1kcj X-HE-Tag: 1653071823-216797 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: Add the gfp flags parameter to the function iomap_page_create() to be able to specify gfp flags. No intended functional changes in this patch. Signed-off-by: Stefan Roesch --- fs/iomap/buffered-io.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 8ce8720093b9..27e67bfc64f5 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -44,7 +44,7 @@ static inline struct iomap_page *to_iomap_page(struct f= olio *folio) static struct bio_set iomap_ioend_bioset; =20 static struct iomap_page * -iomap_page_create(struct inode *inode, struct folio *folio) +iomap_page_create(struct inode *inode, struct folio *folio, gfp_t gfp) { struct iomap_page *iop =3D to_iomap_page(folio); unsigned int nr_blocks =3D i_blocks_per_folio(inode, folio); @@ -52,8 +52,8 @@ iomap_page_create(struct inode *inode, struct folio *fo= lio) if (iop || nr_blocks <=3D 1) return iop; =20 - iop =3D kzalloc(struct_size(iop, uptodate, BITS_TO_LONGS(nr_blocks)), - GFP_NOFS | __GFP_NOFAIL); + iop =3D kzalloc(struct_size(iop, uptodate, BITS_TO_LONGS(nr_blocks)), g= fp); + spin_lock_init(&iop->uptodate_lock); if (folio_test_uptodate(folio)) bitmap_fill(iop->uptodate, nr_blocks); @@ -226,7 +226,8 @@ static int iomap_read_inline_data(const struct iomap_= iter *iter, if (WARN_ON_ONCE(size > iomap->length)) return -EIO; if (offset > 0) - iop =3D iomap_page_create(iter->inode, folio); + iop =3D iomap_page_create(iter->inode, folio, + GFP_NOFS | __GFP_NOFAIL); else iop =3D to_iomap_page(folio); =20 @@ -264,7 +265,7 @@ static loff_t iomap_readpage_iter(const struct iomap_= iter *iter, return iomap_read_inline_data(iter, folio); =20 /* zero post-eof blocks as the page may be mapped */ - iop =3D iomap_page_create(iter->inode, folio); + iop =3D iomap_page_create(iter->inode, folio, GFP_NOFS | __GFP_NOFAIL); iomap_adjust_read_range(iter->inode, folio, &pos, length, &poff, &plen)= ; if (plen =3D=3D 0) goto done; @@ -550,17 +551,20 @@ static int __iomap_write_begin(const struct iomap_i= ter *iter, loff_t pos, size_t len, struct folio *folio) { const struct iomap *srcmap =3D iomap_iter_srcmap(iter); - struct iomap_page *iop =3D iomap_page_create(iter->inode, folio); + struct iomap_page *iop =3D to_iomap_page(folio); loff_t block_size =3D i_blocksize(iter->inode); loff_t block_start =3D round_down(pos, block_size); loff_t block_end =3D round_up(pos + len, block_size); size_t from =3D offset_in_folio(folio, pos), to =3D from + len; size_t poff, plen; + gfp_t gfp =3D GFP_NOFS | __GFP_NOFAIL; =20 if (folio_test_uptodate(folio)) return 0; folio_clear_error(folio); =20 + iop =3D iomap_page_create(iter->inode, folio, gfp); + do { iomap_adjust_read_range(iter->inode, folio, &block_start, block_end - block_start, &poff, &plen); @@ -1332,7 +1336,8 @@ iomap_writepage_map(struct iomap_writepage_ctx *wpc= , struct writeback_control *wbc, struct inode *inode, struct folio *folio, u64 end_pos) { - struct iomap_page *iop =3D iomap_page_create(inode, folio); + struct iomap_page *iop =3D iomap_page_create(inode, folio, + GFP_NOFS | __GFP_NOFAIL); struct iomap_ioend *ioend, *next; unsigned len =3D i_blocksize(inode); unsigned nblocks =3D i_blocks_per_folio(inode, folio); --=20 2.30.2