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Diffstat (limited to 'fs/btrfs/free-space-tree.c')
-rw-r--r--fs/btrfs/free-space-tree.c39
1 files changed, 22 insertions, 17 deletions
diff --git a/fs/btrfs/free-space-tree.c b/fs/btrfs/free-space-tree.c
index 87e7e3d3e676..57401b474ec6 100644
--- a/fs/btrfs/free-space-tree.c
+++ b/fs/btrfs/free-space-tree.c
@@ -107,7 +107,7 @@ search_free_space_info(struct btrfs_trans_handle *trans,
if (ret < 0)
return ERR_PTR(ret);
if (ret != 0) {
- btrfs_warn(fs_info, "missing free space info for %llu\n",
+ btrfs_warn(fs_info, "missing free space info for %llu",
block_group->key.objectid);
ASSERT(0);
return ERR_PTR(-ENOENT);
@@ -151,7 +151,7 @@ static inline u32 free_space_bitmap_size(u64 size, u32 sectorsize)
return DIV_ROUND_UP((u32)div_u64(size, sectorsize), BITS_PER_BYTE);
}
-static unsigned long *alloc_bitmap(u32 bitmap_size)
+static u8 *alloc_bitmap(u32 bitmap_size)
{
void *mem;
@@ -180,8 +180,7 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
struct btrfs_free_space_info *info;
struct btrfs_key key, found_key;
struct extent_buffer *leaf;
- unsigned long *bitmap;
- char *bitmap_cursor;
+ u8 *bitmap, *bitmap_cursor;
u64 start, end;
u64 bitmap_range, i;
u32 bitmap_size, flags, expected_extent_count;
@@ -231,7 +230,7 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
block_group->sectorsize);
last = div_u64(found_key.objectid + found_key.offset - start,
block_group->sectorsize);
- bitmap_set(bitmap, first, last - first);
+ le_bitmap_set(bitmap, first, last - first);
extent_count++;
nr++;
@@ -261,7 +260,8 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
btrfs_release_path(path);
if (extent_count != expected_extent_count) {
- btrfs_err(fs_info, "incorrect extent count for %llu; counted %u, expected %u",
+ btrfs_err(fs_info,
+ "incorrect extent count for %llu; counted %u, expected %u",
block_group->key.objectid, extent_count,
expected_extent_count);
ASSERT(0);
@@ -269,7 +269,7 @@ int convert_free_space_to_bitmaps(struct btrfs_trans_handle *trans,
goto out;
}
- bitmap_cursor = (char *)bitmap;
+ bitmap_cursor = bitmap;
bitmap_range = block_group->sectorsize * BTRFS_FREE_SPACE_BITMAP_BITS;
i = start;
while (i < end) {
@@ -318,7 +318,7 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
struct btrfs_free_space_info *info;
struct btrfs_key key, found_key;
struct extent_buffer *leaf;
- unsigned long *bitmap;
+ u8 *bitmap;
u64 start, end;
/* Initialize to silence GCC. */
u64 extent_start = 0;
@@ -362,7 +362,7 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
break;
} else if (found_key.type == BTRFS_FREE_SPACE_BITMAP_KEY) {
unsigned long ptr;
- char *bitmap_cursor;
+ u8 *bitmap_cursor;
u32 bitmap_pos, data_size;
ASSERT(found_key.objectid >= start);
@@ -372,7 +372,7 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
bitmap_pos = div_u64(found_key.objectid - start,
block_group->sectorsize *
BITS_PER_BYTE);
- bitmap_cursor = ((char *)bitmap) + bitmap_pos;
+ bitmap_cursor = bitmap + bitmap_pos;
data_size = free_space_bitmap_size(found_key.offset,
block_group->sectorsize);
@@ -409,7 +409,7 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
offset = start;
bitnr = 0;
while (offset < end) {
- bit = !!test_bit(bitnr, bitmap);
+ bit = !!le_test_bit(bitnr, bitmap);
if (prev_bit == 0 && bit == 1) {
extent_start = offset;
} else if (prev_bit == 1 && bit == 0) {
@@ -442,7 +442,8 @@ int convert_free_space_to_extents(struct btrfs_trans_handle *trans,
}
if (extent_count != expected_extent_count) {
- btrfs_err(fs_info, "incorrect extent count for %llu; counted %u, expected %u",
+ btrfs_err(fs_info,
+ "incorrect extent count for %llu; counted %u, expected %u",
block_group->key.objectid, extent_count,
expected_extent_count);
ASSERT(0);
@@ -1163,7 +1164,7 @@ int btrfs_create_free_space_tree(struct btrfs_fs_info *fs_info)
if (IS_ERR(trans))
return PTR_ERR(trans);
- fs_info->creating_free_space_tree = 1;
+ set_bit(BTRFS_FS_CREATING_FREE_SPACE_TREE, &fs_info->flags);
free_space_root = btrfs_create_tree(trans, fs_info,
BTRFS_FREE_SPACE_TREE_OBJECTID);
if (IS_ERR(free_space_root)) {
@@ -1183,7 +1184,8 @@ int btrfs_create_free_space_tree(struct btrfs_fs_info *fs_info)
}
btrfs_set_fs_compat_ro(fs_info, FREE_SPACE_TREE);
- fs_info->creating_free_space_tree = 0;
+ btrfs_set_fs_compat_ro(fs_info, FREE_SPACE_TREE_VALID);
+ clear_bit(BTRFS_FS_CREATING_FREE_SPACE_TREE, &fs_info->flags);
ret = btrfs_commit_transaction(trans, tree_root);
if (ret)
@@ -1192,7 +1194,7 @@ int btrfs_create_free_space_tree(struct btrfs_fs_info *fs_info)
return 0;
abort:
- fs_info->creating_free_space_tree = 0;
+ clear_bit(BTRFS_FS_CREATING_FREE_SPACE_TREE, &fs_info->flags);
btrfs_abort_transaction(trans, ret);
btrfs_end_transaction(trans, tree_root);
return ret;
@@ -1251,6 +1253,7 @@ int btrfs_clear_free_space_tree(struct btrfs_fs_info *fs_info)
return PTR_ERR(trans);
btrfs_clear_fs_compat_ro(fs_info, FREE_SPACE_TREE);
+ btrfs_clear_fs_compat_ro(fs_info, FREE_SPACE_TREE_VALID);
fs_info->free_space_root = NULL;
ret = clear_free_space_tree(trans, free_space_root);
@@ -1480,7 +1483,8 @@ static int load_free_space_bitmaps(struct btrfs_caching_control *caching_ctl,
}
if (extent_count != expected_extent_count) {
- btrfs_err(fs_info, "incorrect extent count for %llu; counted %u, expected %u",
+ btrfs_err(fs_info,
+ "incorrect extent count for %llu; counted %u, expected %u",
block_group->key.objectid, extent_count,
expected_extent_count);
ASSERT(0);
@@ -1542,7 +1546,8 @@ static int load_free_space_extents(struct btrfs_caching_control *caching_ctl,
}
if (extent_count != expected_extent_count) {
- btrfs_err(fs_info, "incorrect extent count for %llu; counted %u, expected %u",
+ btrfs_err(fs_info,
+ "incorrect extent count for %llu; counted %u, expected %u",
block_group->key.objectid, extent_count,
expected_extent_count);
ASSERT(0);
generated by cgit v1.2.3 (git 2.39.0) at 2025-02-08 21:49:20 +0300