From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp2120.oracle.com ([156.151.31.85]:55132 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726599AbeKII6c (ORCPT ); Fri, 9 Nov 2018 03:58:32 -0500 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id wA8NJalw066249 for ; Thu, 8 Nov 2018 23:20:40 GMT Received: from userv0021.oracle.com (userv0021.oracle.com [156.151.31.71]) by userp2120.oracle.com with ESMTP id 2nh4ar47w9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Thu, 08 Nov 2018 23:20:40 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userv0021.oracle.com (8.14.4/8.14.4) with ESMTP id wA8NKdur030015 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Thu, 8 Nov 2018 23:20:40 GMT Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id wA8NKdpW007734 for ; Thu, 8 Nov 2018 23:20:39 GMT Subject: [PATCH 5/5] xfs: precalculate cluster alignment in inodes and blocks From: "Darrick J. Wong" Date: Thu, 08 Nov 2018 15:20:39 -0800 Message-ID: <154171923920.30818.16202775253577895387.stgit@magnolia> In-Reply-To: <154171920164.30818.2178553842722589349.stgit@magnolia> References: <154171920164.30818.2178553842722589349.stgit@magnolia> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: darrick.wong@oracle.com Cc: linux-xfs@vger.kernel.org From: Darrick J. Wong Store the inode cluster alignment information in units of inodes and blocks in the mount data so that we don't have to keep recalculating them. Signed-off-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_ialloc.c | 8 ++++---- fs/xfs/libxfs/xfs_types.c | 5 ++--- fs/xfs/scrub/ialloc.c | 2 +- fs/xfs/xfs_mount.c | 2 ++ fs/xfs/xfs_mount.h | 2 ++ 5 files changed, 11 insertions(+), 8 deletions(-) diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c index dfcd739edcec..e69ce96e83e1 100644 --- a/fs/xfs/libxfs/xfs_ialloc.c +++ b/fs/xfs/libxfs/xfs_ialloc.c @@ -690,7 +690,7 @@ xfs_ialloc_ag_alloc( * but not to use them in the actual exact allocation. */ args.alignment = 1; - args.minalignslop = xfs_ialloc_cluster_alignment(args.mp) - 1; + args.minalignslop = args.mp->m_cluster_align - 1; /* Allow space for the inode btree to split. */ args.minleft = args.mp->m_in_maxlevels - 1; @@ -725,7 +725,7 @@ xfs_ialloc_ag_alloc( args.alignment = args.mp->m_dalign; isaligned = 1; } else - args.alignment = xfs_ialloc_cluster_alignment(args.mp); + args.alignment = args.mp->m_cluster_align; /* * Need to figure out where to allocate the inode blocks. * Ideally they should be spaced out through the a.g. @@ -754,7 +754,7 @@ xfs_ialloc_ag_alloc( args.type = XFS_ALLOCTYPE_NEAR_BNO; args.agbno = be32_to_cpu(agi->agi_root); args.fsbno = XFS_AGB_TO_FSB(args.mp, agno, args.agbno); - args.alignment = xfs_ialloc_cluster_alignment(args.mp); + args.alignment = args.mp->m_cluster_align; if ((error = xfs_alloc_vextent(&args))) return error; } @@ -1017,7 +1017,7 @@ xfs_ialloc_ag_select( */ ineed = mp->m_ialloc_min_blks; if (flags && ineed > 1) - ineed += xfs_ialloc_cluster_alignment(mp); + ineed += mp->m_cluster_align; longest = pag->pagf_longest; if (!longest) longest = pag->pagf_flcount > 0; diff --git a/fs/xfs/libxfs/xfs_types.c b/fs/xfs/libxfs/xfs_types.c index 895c232d63b7..3306fc42cfad 100644 --- a/fs/xfs/libxfs/xfs_types.c +++ b/fs/xfs/libxfs/xfs_types.c @@ -87,15 +87,14 @@ xfs_agino_range( * Calculate the first inode, which will be in the first * cluster-aligned block after the AGFL. */ - bno = round_up(XFS_AGFL_BLOCK(mp) + 1, - xfs_ialloc_cluster_alignment(mp)); + bno = round_up(XFS_AGFL_BLOCK(mp) + 1, mp->m_cluster_align); *first = XFS_AGB_TO_AGINO(mp, bno); /* * Calculate the last inode, which will be at the end of the * last (aligned) cluster that can be allocated in the AG. */ - bno = round_down(eoag, xfs_ialloc_cluster_alignment(mp)); + bno = round_down(eoag, mp->m_cluster_align); *last = XFS_AGB_TO_AGINO(mp, bno) - 1; } diff --git a/fs/xfs/scrub/ialloc.c b/fs/xfs/scrub/ialloc.c index 332ac7b61789..26b07e0abc0c 100644 --- a/fs/xfs/scrub/ialloc.c +++ b/fs/xfs/scrub/ialloc.c @@ -300,7 +300,7 @@ xchk_iallocbt_rec( /* Make sure this record is aligned to cluster and inoalignmnt size. */ agbno = XFS_AGINO_TO_AGBNO(mp, irec.ir_startino); - if ((agbno & (xfs_ialloc_cluster_alignment(mp) - 1)) || + if ((agbno & (mp->m_cluster_align - 1)) || (agbno & (mp->m_blocks_per_cluster - 1))) xchk_btree_set_corrupt(bs->sc, bs->cur, 0); diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 56d374675fd5..b4d8c318be3c 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -800,6 +800,8 @@ xfs_mountfs( } mp->m_blocks_per_cluster = xfs_icluster_size_fsb(mp); mp->m_inodes_per_cluster = XFS_FSB_TO_INO(mp, mp->m_blocks_per_cluster); + mp->m_cluster_align = xfs_ialloc_cluster_alignment(mp); + mp->m_cluster_align_inodes = XFS_FSB_TO_INO(mp, mp->m_cluster_align); /* * If enabled, sparse inode chunk alignment is expected to match the diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 58a037bfac22..0ad025e7f3cf 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -103,6 +103,8 @@ typedef struct xfs_mount { uint m_inode_cluster_size;/* min inode buf size */ unsigned int m_inodes_per_cluster; unsigned int m_blocks_per_cluster; + unsigned int m_cluster_align; + unsigned int m_cluster_align_inodes; uint m_blockmask; /* sb_blocksize-1 */ uint m_blockwsize; /* sb_blocksize in words */ uint m_blockwmask; /* blockwsize-1 */