diff options
Diffstat (limited to 'fs/ocfs2/file.c')
| -rw-r--r-- | fs/ocfs2/file.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 25e36fbd7bc3..8c97fa1c45f6 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -397,6 +397,7 @@ bail: */ int ocfs2_do_extend_allocation(struct ocfs2_super *osb, struct inode *inode, + u32 *logical_offset, u32 clusters_to_add, struct buffer_head *fe_bh, handle_t *handle, @@ -460,18 +461,14 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb, block = ocfs2_clusters_to_blocks(osb->sb, bit_off); mlog(0, "Allocating %u clusters at block %u for inode %llu\n", num_bits, bit_off, (unsigned long long)OCFS2_I(inode)->ip_blkno); - status = ocfs2_insert_extent(osb, handle, inode, fe_bh, block, - num_bits, meta_ac); + status = ocfs2_insert_extent(osb, handle, inode, fe_bh, + *logical_offset, block, num_bits, + meta_ac); if (status < 0) { mlog_errno(status); goto leave; } - le32_add_cpu(&fe->i_clusters, num_bits); - spin_lock(&OCFS2_I(inode)->ip_lock); - OCFS2_I(inode)->ip_clusters = le32_to_cpu(fe->i_clusters); - spin_unlock(&OCFS2_I(inode)->ip_lock); - status = ocfs2_journal_dirty(handle, fe_bh); if (status < 0) { mlog_errno(status); @@ -479,6 +476,7 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb, } clusters_to_add -= num_bits; + *logical_offset += num_bits; if (clusters_to_add) { mlog(0, "need to alloc once more, clusters = %u, wanted = " @@ -501,7 +499,7 @@ static int ocfs2_extend_allocation(struct inode *inode, int restart_func = 0; int drop_alloc_sem = 0; int credits, num_free_extents; - u32 prev_clusters; + u32 prev_clusters, logical_start; struct buffer_head *bh = NULL; struct ocfs2_dinode *fe = NULL; handle_t *handle = NULL; @@ -512,6 +510,12 @@ static int ocfs2_extend_allocation(struct inode *inode, mlog_entry("(clusters_to_add = %u)\n", clusters_to_add); + /* + * This function only exists for file systems which don't + * support holes. + */ + BUG_ON(ocfs2_sparse_alloc(osb)); + status = ocfs2_read_block(osb, OCFS2_I(inode)->ip_blkno, &bh, OCFS2_BH_CACHED, inode); if (status < 0) { @@ -526,6 +530,8 @@ static int ocfs2_extend_allocation(struct inode *inode, goto leave; } + logical_start = OCFS2_I(inode)->ip_clusters; + restart_all: BUG_ON(le32_to_cpu(fe->i_clusters) != OCFS2_I(inode)->ip_clusters); @@ -590,6 +596,7 @@ restarted_transaction: status = ocfs2_do_extend_allocation(osb, inode, + &logical_start, clusters_to_add, bh, handle, |