diff options
Diffstat (limited to 'fs/xfs/xfs_ialloc.c')
| -rw-r--r-- | fs/xfs/xfs_ialloc.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c index b5feb3e77116..f943368c9b93 100644 --- a/fs/xfs/xfs_ialloc.c +++ b/fs/xfs/xfs_ialloc.c @@ -123,6 +123,7 @@ xfs_ialloc_ag_alloc( int blks_per_cluster; /* fs blocks per inode cluster */ xfs_btree_cur_t *cur; /* inode btree cursor */ xfs_daddr_t d; /* disk addr of buffer */ + xfs_agnumber_t agno; int error; xfs_buf_t *fbuf; /* new free inodes' buffer */ xfs_dinode_t *free; /* new free inode structure */ @@ -302,15 +303,15 @@ xfs_ialloc_ag_alloc( } be32_add(&agi->agi_count, newlen); be32_add(&agi->agi_freecount, newlen); + agno = be32_to_cpu(agi->agi_seqno); down_read(&args.mp->m_peraglock); - args.mp->m_perag[be32_to_cpu(agi->agi_seqno)].pagi_freecount += newlen; + args.mp->m_perag[agno].pagi_freecount += newlen; up_read(&args.mp->m_peraglock); agi->agi_newino = cpu_to_be32(newino); /* * Insert records describing the new inode chunk into the btree. */ - cur = xfs_btree_init_cursor(args.mp, tp, agbp, - be32_to_cpu(agi->agi_seqno), + cur = xfs_btree_init_cursor(args.mp, tp, agbp, agno, XFS_BTNUM_INO, (xfs_inode_t *)0, 0); for (thisino = newino; thisino < newino + newlen; @@ -1387,6 +1388,7 @@ xfs_ialloc_read_agi( pag = &mp->m_perag[agno]; if (!pag->pagi_init) { pag->pagi_freecount = be32_to_cpu(agi->agi_freecount); + pag->pagi_count = be32_to_cpu(agi->agi_count); pag->pagi_init = 1; } else { /* @@ -1410,3 +1412,23 @@ xfs_ialloc_read_agi( *bpp = bp; return 0; } + +/* + * Read in the agi to initialise the per-ag data in the mount structure + */ +int +xfs_ialloc_pagi_init( + xfs_mount_t *mp, /* file system mount structure */ + xfs_trans_t *tp, /* transaction pointer */ + xfs_agnumber_t agno) /* allocation group number */ +{ + xfs_buf_t *bp = NULL; + int error; + + error = xfs_ialloc_read_agi(mp, tp, agno, &bp); + if (error) + return error; + if (bp) + xfs_trans_brelse(tp, bp); + return 0; +} |