e2fsck: perform implied cluster allocations when filling a directory hole
If we're filling a directory hole, we need to perform an implied
cluster allocation to satisfy the bigalloc rule of mapping only one
pblk to a logical cluster.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/e2fsck/pass2.c b/e2fsck/pass2.c
index 2f57af6..8fcb4ac 100644
--- a/e2fsck/pass2.c
+++ b/e2fsck/pass2.c
@@ -1412,7 +1412,7 @@
struct problem_context *pctx)
{
ext2_filsys fs = ctx->fs;
- blk64_t blk;
+ blk64_t blk = 0;
char *block;
struct ext2_inode inode;
@@ -1428,11 +1428,17 @@
/*
* First, find a free block
*/
- pctx->errcode = ext2fs_new_block2(fs, 0, ctx->block_found_map, &blk);
- if (pctx->errcode) {
- pctx->str = "ext2fs_new_block";
- fix_problem(ctx, PR_2_ALLOC_DIRBOCK, pctx);
- return 1;
+ e2fsck_read_inode(ctx, db->ino, &inode, "allocate_dir_block");
+ pctx->errcode = ext2fs_map_cluster_block(fs, db->ino, &inode,
+ db->blockcnt, &blk);
+ if (pctx->errcode || blk == 0) {
+ pctx->errcode = ext2fs_new_block2(fs, 0,
+ ctx->block_found_map, &blk);
+ if (pctx->errcode) {
+ pctx->str = "ext2fs_new_block";
+ fix_problem(ctx, PR_2_ALLOC_DIRBOCK, pctx);
+ return 1;
+ }
}
ext2fs_mark_block_bitmap2(ctx->block_found_map, blk);
ext2fs_mark_block_bitmap2(fs->block_map, blk);
@@ -1464,7 +1470,6 @@
/*
* Update the inode block count
*/
- e2fsck_read_inode(ctx, db->ino, &inode, "allocate_dir_block");
ext2fs_iblk_add_blocks(fs, &inode, 1);
if (EXT2_I_SIZE(&inode) < (db->blockcnt+1) * fs->blocksize) {
pctx->errcode = ext2fs_inode_size_set(fs, &inode,