From patchwork Fri May 3 09:53:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 13652590 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 smtp.subspace.kernel.org (Postfix) with ESMTPS id 9CAC515098F; Fri, 3 May 2024 09:54:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714730045; cv=none; b=Yqxi1uI9KOEAhxEt9686FA6kDRuQna9HCrucXauj/9zW+88w9esCq+nG/WURIF25cZnTuojLvUHe/ZkZKEHyunCJ55dFcGK1d3AA0WKkz/sd2y4ZtqLVgP2/DvpOTzOpqaTX0xCAGVt2QRMRjLleXsBP8bKYc40XgtRCT0ZbYGM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714730045; c=relaxed/simple; bh=fKNoLc8s1GZq6ggOWyLU/ypaoM5mhw4cjjzSr8Q3zSo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Hd7IqEOTSrhBn7TwveW1JDBXoBJTlvJthpmlCbQnBOh4wFk37SO5s2m32++nqLhH1OY9+GSW9JY7DSjY3OYdVva7Lg2ypIq0Hm7yc5hmfpK/mLFnzL9AoA1bUPKgv6Osfdq2L0Fl2XgUk4QY5LkLJnMTJczUPrEqKecwFiqaywY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=bOgQAmF7; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="bOgQAmF7" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description; bh=lkYwI3DxhOplKIZiutInpm4itL8sECCQl0FI9x8WYdo=; b=bOgQAmF7rbZTUaJFAeYZveRx8t 2ZECi63mHLdwirbSFokmcQf4jvuW/0Qk/giy5CROnJIqy4I3uAZaGUhEAsXlwmh0Nil4nPZ06uA7P S3ERh16w86eFfqM4EwK4kDla9ZtP06GTksnbmtpHzB9FlZuZYlYdr0DcpU6MuyKjsMq2Bx+C5TWwZ LLQCxjtXkiNHgIjikgu9Sd3ZXCwOu3uUgWltq1JnIlhHh40iTit3d9BgnfWf+bRfwNjyfjWhPQFe0 bsw/5rg0Adi7Z4vEwmT/twM5ScZuZDjeQ1jk8xKZcDx4+C/O6VEmRC32+8gkPvbFqKgIbNLcHPNWK 4ypDzOvQ==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1s2pc3-0000000Fw3w-2PBr; Fri, 03 May 2024 09:53:55 +0000 From: Luis Chamberlain To: akpm@linux-foundation.org, willy@infradead.org, djwong@kernel.org, brauner@kernel.org, david@fromorbit.com, chandan.babu@oracle.com Cc: hare@suse.de, ritesh.list@gmail.com, john.g.garry@oracle.com, ziy@nvidia.com, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-block@vger.kernel.org, gost.dev@samsung.com, p.raghav@samsung.com, kernel@pankajraghav.com, mcgrof@kernel.org Subject: [PATCH v5 11/11] xfs: enable block size larger than page size support Date: Fri, 3 May 2024 02:53:53 -0700 Message-ID: <20240503095353.3798063-12-mcgrof@kernel.org> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240503095353.3798063-1-mcgrof@kernel.org> References: <20240503095353.3798063-1-mcgrof@kernel.org> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Sender: Luis Chamberlain From: Pankaj Raghav Page cache now has the ability to have a minimum order when allocating a folio which is a prerequisite to add support for block size > page size. Signed-off-by: Pankaj Raghav Reviewed-by: Darrick J. Wong Signed-off-by: Luis Chamberlain --- fs/xfs/libxfs/xfs_ialloc.c | 5 +++++ fs/xfs/libxfs/xfs_shared.h | 3 +++ fs/xfs/xfs_icache.c | 6 ++++-- fs/xfs/xfs_mount.c | 1 - fs/xfs/xfs_super.c | 10 ++-------- 5 files changed, 14 insertions(+), 11 deletions(-) diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c index e5ac3e5430c4..60005feb0015 100644 --- a/fs/xfs/libxfs/xfs_ialloc.c +++ b/fs/xfs/libxfs/xfs_ialloc.c @@ -2975,6 +2975,11 @@ xfs_ialloc_setup_geometry( igeo->ialloc_align = mp->m_dalign; else igeo->ialloc_align = 0; + + if (mp->m_sb.sb_blocksize > PAGE_SIZE) + igeo->min_folio_order = mp->m_sb.sb_blocklog - PAGE_SHIFT; + else + igeo->min_folio_order = 0; } /* Compute the location of the root directory inode that is laid out by mkfs. */ diff --git a/fs/xfs/libxfs/xfs_shared.h b/fs/xfs/libxfs/xfs_shared.h index dfd61fa8332e..7d3abd182322 100644 --- a/fs/xfs/libxfs/xfs_shared.h +++ b/fs/xfs/libxfs/xfs_shared.h @@ -229,6 +229,9 @@ struct xfs_ino_geometry { /* precomputed value for di_flags2 */ uint64_t new_diflags2; + /* minimum folio order of a page cache allocation */ + unsigned int min_folio_order; + }; #endif /* __XFS_SHARED_H__ */ diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 74f1812b03cb..a2629e00de41 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -89,7 +89,8 @@ xfs_inode_alloc( /* VFS doesn't initialise i_mode or i_state! */ VFS_I(ip)->i_mode = 0; VFS_I(ip)->i_state = 0; - mapping_set_large_folios(VFS_I(ip)->i_mapping); + mapping_set_folio_min_order(VFS_I(ip)->i_mapping, + M_IGEO(mp)->min_folio_order); XFS_STATS_INC(mp, vn_active); ASSERT(atomic_read(&ip->i_pincount) == 0); @@ -324,7 +325,8 @@ xfs_reinit_inode( inode->i_rdev = dev; inode->i_uid = uid; inode->i_gid = gid; - mapping_set_large_folios(inode->i_mapping); + mapping_set_folio_min_order(inode->i_mapping, + M_IGEO(mp)->min_folio_order); return error; } diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 56d71282972a..a451302aa258 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -131,7 +131,6 @@ xfs_sb_validate_fsb_count( xfs_sb_t *sbp, uint64_t nblocks) { - ASSERT(PAGE_SHIFT >= sbp->sb_blocklog); ASSERT(sbp->sb_blocklog >= BBSHIFT); uint64_t max_index; uint64_t max_bytes; diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index bce020374c5e..db3b82c2c381 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1623,16 +1623,10 @@ xfs_fs_fill_super( goto out_free_sb; } - /* - * Until this is fixed only page-sized or smaller data blocks work. - */ if (mp->m_sb.sb_blocksize > PAGE_SIZE) { xfs_warn(mp, - "File system with blocksize %d bytes. " - "Only pagesize (%ld) or less will currently work.", - mp->m_sb.sb_blocksize, PAGE_SIZE); - error = -ENOSYS; - goto out_free_sb; +"EXPERIMENTAL: Filesystem with Large Block Size (%d bytes) enabled.", + mp->m_sb.sb_blocksize); } /* Ensure this filesystem fits in the page cache limits */