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ocfs2: Define data structures for discontiguous block groups.

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Defines the OCFS2_FEATURE_INCOMPAT_DISCONTIG_BG feature bit and modifies
struct ocfs2_group_desc for the feature.

Signed-off-by: Joel Becker <joel.becker@oracle.com>
Signed-off-by: Tao Ma <tao.ma@oracle.com>
This commit is contained in:
Joel Becker
2010-04-13 14:26:12 +08:00
committed by Tao Ma
parent 0467ae954d
commit 4cbe4249d6
5 changed files with 51 additions and 12 deletions
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4
fs/ocfs2/resize.c
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@ -315,7 +315,7 @@ int ocfs2_group_extend(struct inode * inode, int new_clusters)
BUG_ON(!OCFS2_IS_VALID_DINODE(fe));
if (le16_to_cpu(fe->id2.i_chain.cl_cpg) !=
ocfs2_group_bitmap_size(osb->sb) * 8) {
ocfs2_group_bitmap_size(osb->sb, 0) * 8) {
mlog(ML_ERROR, "The disk is too old and small. "
"Force to do offline resize.");
ret = -EINVAL;
@ -496,7 +496,7 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
fe = (struct ocfs2_dinode *)main_bm_bh->b_data;
if (le16_to_cpu(fe->id2.i_chain.cl_cpg) !=
ocfs2_group_bitmap_size(osb->sb) * 8) {
ocfs2_group_bitmap_size(osb->sb, 0) * 8) {
mlog(ML_ERROR, "The disk is too old and small."
" Force to do offline resize.");
ret = -EINVAL;