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Diffstat (limited to 'btrfs-convert.c')
-rw-r--r--btrfs-convert.c98
1 files changed, 49 insertions, 49 deletions
diff --git a/btrfs-convert.c b/btrfs-convert.c
index ac22b30e..f383c959 100644
--- a/btrfs-convert.c
+++ b/btrfs-convert.c
@@ -357,6 +357,55 @@ static int record_file_blocks(struct blk_iterate_data *data,
return ret;
}
+static int block_iterate_proc(u64 disk_block, u64 file_block,
+ struct blk_iterate_data *idata)
+{
+ int ret = 0;
+ int sb_region;
+ int do_barrier;
+ struct btrfs_root *root = idata->root;
+ struct btrfs_block_group_cache *cache;
+ u64 bytenr = disk_block * root->sectorsize;
+
+ sb_region = intersect_with_sb(bytenr, root->sectorsize);
+ do_barrier = sb_region || disk_block >= idata->boundary;
+ if ((idata->num_blocks > 0 && do_barrier) ||
+ (file_block > idata->first_block + idata->num_blocks) ||
+ (disk_block != idata->disk_block + idata->num_blocks)) {
+ if (idata->num_blocks > 0) {
+ ret = record_file_blocks(idata, idata->first_block,
+ idata->disk_block,
+ idata->num_blocks);
+ if (ret)
+ goto fail;
+ idata->first_block += idata->num_blocks;
+ idata->num_blocks = 0;
+ }
+ if (file_block > idata->first_block) {
+ ret = record_file_blocks(idata, idata->first_block,
+ 0, file_block - idata->first_block);
+ if (ret)
+ goto fail;
+ }
+
+ if (sb_region) {
+ bytenr += BTRFS_STRIPE_LEN - 1;
+ bytenr &= ~((u64)BTRFS_STRIPE_LEN - 1);
+ } else {
+ cache = btrfs_lookup_block_group(root->fs_info, bytenr);
+ BUG_ON(!cache);
+ bytenr = cache->key.objectid + cache->key.offset;
+ }
+
+ idata->first_block = file_block;
+ idata->disk_block = disk_block;
+ idata->boundary = bytenr / root->sectorsize;
+ }
+ idata->num_blocks++;
+fail:
+ return ret;
+}
+
/*
* Open Ext2fs in readonly mode, read block allocation bitmap and
* inode bitmap into memory.
@@ -598,55 +647,6 @@ error:
return -1;
}
-static int block_iterate_proc(u64 disk_block, u64 file_block,
- struct blk_iterate_data *idata)
-{
- int ret = 0;
- int sb_region;
- int do_barrier;
- struct btrfs_root *root = idata->root;
- struct btrfs_block_group_cache *cache;
- u64 bytenr = disk_block * root->sectorsize;
-
- sb_region = intersect_with_sb(bytenr, root->sectorsize);
- do_barrier = sb_region || disk_block >= idata->boundary;
- if ((idata->num_blocks > 0 && do_barrier) ||
- (file_block > idata->first_block + idata->num_blocks) ||
- (disk_block != idata->disk_block + idata->num_blocks)) {
- if (idata->num_blocks > 0) {
- ret = record_file_blocks(idata, idata->first_block,
- idata->disk_block,
- idata->num_blocks);
- if (ret)
- goto fail;
- idata->first_block += idata->num_blocks;
- idata->num_blocks = 0;
- }
- if (file_block > idata->first_block) {
- ret = record_file_blocks(idata, idata->first_block,
- 0, file_block - idata->first_block);
- if (ret)
- goto fail;
- }
-
- if (sb_region) {
- bytenr += BTRFS_STRIPE_LEN - 1;
- bytenr &= ~((u64)BTRFS_STRIPE_LEN - 1);
- } else {
- cache = btrfs_lookup_block_group(root->fs_info, bytenr);
- BUG_ON(!cache);
- bytenr = cache->key.objectid + cache->key.offset;
- }
-
- idata->first_block = file_block;
- idata->disk_block = disk_block;
- idata->boundary = bytenr / root->sectorsize;
- }
- idata->num_blocks++;
-fail:
- return ret;
-}
-
static int ext2_block_iterate_proc(ext2_filsys fs, blk_t *blocknr,
e2_blkcnt_t blockcnt, blk_t ref_block,
int ref_offset, void *priv_data)