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-rw-r--r--fs/btrfs/ctree.h63
-rw-r--r--fs/btrfs/file.c154
-rw-r--r--fs/btrfs/inode.c41
-rw-r--r--fs/btrfs/reflink.c7
-rw-r--r--fs/btrfs/tree-log.c28
5 files changed, 186 insertions, 107 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 461d1d52aaba..3071b0eccd82 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1233,6 +1233,58 @@ struct btrfs_replace_extent_info {
int insertions;
};
+/* Arguments for btrfs_drop_extents() */
+struct btrfs_drop_extents_args {
+ /* Input parameters */
+
+ /*
+ * If NULL, btrfs_drop_extents() will allocate and free its own path.
+ * If 'replace_extent' is true, this must not be NULL. Also the path
+ * is always released except if 'replace_extent' is true and
+ * btrfs_drop_extents() sets 'extent_inserted' to true, in which case
+ * the path is kept locked.
+ */
+ struct btrfs_path *path;
+ /* Start offset of the range to drop extents from */
+ u64 start;
+ /* End (exclusive, last byte + 1) of the range to drop extents from */
+ u64 end;
+ /* If true drop all the extent maps in the range */
+ bool drop_cache;
+ /*
+ * If true it means we want to insert a new extent after dropping all
+ * the extents in the range. If this is true, the 'extent_item_size'
+ * parameter must be set as well and the 'extent_inserted' field will
+ * be set to true by btrfs_drop_extents() if it could insert the new
+ * extent.
+ * Note: when this is set to true the path must not be NULL.
+ */
+ bool replace_extent;
+ /*
+ * Used if 'replace_extent' is true. Size of the file extent item to
+ * insert after dropping all existing extents in the range
+ */
+ u32 extent_item_size;
+
+ /* Output parameters */
+
+ /*
+ * Set to the minimum between the input parameter 'end' and the end
+ * (exclusive, last byte + 1) of the last dropped extent. This is always
+ * set even if btrfs_drop_extents() returns an error.
+ */
+ u64 drop_end;
+ /*
+ * Only set if 'replace_extent' is true. Set to true if we were able
+ * to insert a replacement extent after dropping all extents in the
+ * range, otherwise set to false by btrfs_drop_extents().
+ * Also, if btrfs_drop_extents() has set this to true it means it
+ * returned with the path locked, otherwise if it has set this to
+ * false it has returned with the path released.
+ */
+ bool extent_inserted;
+};
+
struct btrfs_file_private {
void *filldir_buf;
};
@@ -3119,16 +3171,9 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync);
void btrfs_drop_extent_cache(struct btrfs_inode *inode, u64 start, u64 end,
int skip_pinned);
extern const struct file_operations btrfs_file_operations;
-int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, struct btrfs_inode *inode,
- struct btrfs_path *path, u64 start, u64 end,
- u64 *drop_end, int drop_cache,
- int replace_extent,
- u32 extent_item_size,
- int *key_inserted);
int btrfs_drop_extents(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, struct inode *inode, u64 start,
- u64 end, int drop_cache);
+ struct btrfs_root *root, struct btrfs_inode *inode,
+ struct btrfs_drop_extents_args *args);
int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
const u64 start, const u64 end,
struct btrfs_replace_extent_info *extent_info,
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 97b5b183272f..1648b6bfa2e7 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -678,13 +678,9 @@ next:
* it is either truncated or split. Anything entirely inside the range
* is deleted from the tree.
*/
-int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, struct btrfs_inode *inode,
- struct btrfs_path *path, u64 start, u64 end,
- u64 *drop_end, int drop_cache,
- int replace_extent,
- u32 extent_item_size,
- int *key_inserted)
+int btrfs_drop_extents(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root, struct btrfs_inode *inode,
+ struct btrfs_drop_extents_args *args)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct extent_buffer *leaf;
@@ -694,12 +690,12 @@ int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_key new_key;
struct inode *vfs_inode = &inode->vfs_inode;
u64 ino = btrfs_ino(inode);
- u64 search_start = start;
+ u64 search_start = args->start;
u64 disk_bytenr = 0;
u64 num_bytes = 0;
u64 extent_offset = 0;
u64 extent_end = 0;
- u64 last_end = start;
+ u64 last_end = args->start;
int del_nr = 0;
int del_slot = 0;
int extent_type;
@@ -709,11 +705,25 @@ int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
int update_refs;
int found = 0;
int leafs_visited = 0;
+ struct btrfs_path *path = args->path;
+
+ args->extent_inserted = false;
+
+ /* Must always have a path if ->replace_extent is true */
+ ASSERT(!(args->replace_extent && !args->path));
+
+ if (!path) {
+ path = btrfs_alloc_path();
+ if (!path) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ }
- if (drop_cache)
- btrfs_drop_extent_cache(inode, start, end - 1, 0);
+ if (args->drop_cache)
+ btrfs_drop_extent_cache(inode, args->start, args->end - 1, 0);
- if (start >= inode->disk_i_size && !replace_extent)
+ if (args->start >= inode->disk_i_size && !args->replace_extent)
modify_tree = 0;
update_refs = (test_bit(BTRFS_ROOT_SHAREABLE, &root->state) ||
@@ -724,7 +734,7 @@ int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
search_start, modify_tree);
if (ret < 0)
break;
- if (ret > 0 && path->slots[0] > 0 && search_start == start) {
+ if (ret > 0 && path->slots[0] > 0 && search_start == args->start) {
leaf = path->nodes[0];
btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);
if (key.objectid == ino &&
@@ -759,7 +769,7 @@ next_slot:
path->slots[0]++;
goto next_slot;
}
- if (key.type > BTRFS_EXTENT_DATA_KEY || key.offset >= end)
+ if (key.type > BTRFS_EXTENT_DATA_KEY || key.offset >= args->end)
break;
fi = btrfs_item_ptr(leaf, path->slots[0],
@@ -801,7 +811,7 @@ next_slot:
}
found = 1;
- search_start = max(key.offset, start);
+ search_start = max(key.offset, args->start);
if (recow || !modify_tree) {
modify_tree = -1;
btrfs_release_path(path);
@@ -812,7 +822,7 @@ next_slot:
* | - range to drop - |
* | -------- extent -------- |
*/
- if (start > key.offset && end < extent_end) {
+ if (args->start > key.offset && args->end < extent_end) {
BUG_ON(del_nr > 0);
if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
ret = -EOPNOTSUPP;
@@ -820,7 +830,7 @@ next_slot:
}
memcpy(&new_key, &key, sizeof(new_key));
- new_key.offset = start;
+ new_key.offset = args->start;
ret = btrfs_duplicate_item(trans, root, path,
&new_key);
if (ret == -EAGAIN) {
@@ -834,15 +844,15 @@ next_slot:
fi = btrfs_item_ptr(leaf, path->slots[0] - 1,
struct btrfs_file_extent_item);
btrfs_set_file_extent_num_bytes(leaf, fi,
- start - key.offset);
+ args->start - key.offset);
fi = btrfs_item_ptr(leaf, path->slots[0],
struct btrfs_file_extent_item);
- extent_offset += start - key.offset;
+ extent_offset += args->start - key.offset;
btrfs_set_file_extent_offset(leaf, fi, extent_offset);
btrfs_set_file_extent_num_bytes(leaf, fi,
- extent_end - start);
+ extent_end - args->start);
btrfs_mark_buffer_dirty(leaf);
if (update_refs && disk_bytenr > 0) {
@@ -852,11 +862,11 @@ next_slot:
btrfs_init_data_ref(&ref,
root->root_key.objectid,
new_key.objectid,
- start - extent_offset);
+ args->start - extent_offset);
ret = btrfs_inc_extent_ref(trans, &ref);
BUG_ON(ret); /* -ENOMEM */
}
- key.offset = start;
+ key.offset = args->start;
}
/*
* From here on out we will have actually dropped something, so
@@ -868,23 +878,24 @@ next_slot:
* | ---- range to drop ----- |
* | -------- extent -------- |
*/
- if (start <= key.offset && end < extent_end) {
+ if (args->start <= key.offset && args->end < extent_end) {
if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
ret = -EOPNOTSUPP;
break;
}
memcpy(&new_key, &key, sizeof(new_key));
- new_key.offset = end;
+ new_key.offset = args->end;
btrfs_set_item_key_safe(fs_info, path, &new_key);
- extent_offset += end - key.offset;
+ extent_offset += args->end - key.offset;
btrfs_set_file_extent_offset(leaf, fi, extent_offset);
btrfs_set_file_extent_num_bytes(leaf, fi,
- extent_end - end);
+ extent_end - args->end);
btrfs_mark_buffer_dirty(leaf);
if (update_refs && disk_bytenr > 0)
- inode_sub_bytes(vfs_inode, end - key.offset);
+ inode_sub_bytes(vfs_inode,
+ args->end - key.offset);
break;
}
@@ -893,7 +904,7 @@ next_slot:
* | ---- range to drop ----- |
* | -------- extent -------- |
*/
- if (start > key.offset && end >= extent_end) {
+ if (args->start > key.offset && args->end >= extent_end) {
BUG_ON(del_nr > 0);
if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
ret = -EOPNOTSUPP;
@@ -901,11 +912,12 @@ next_slot:
}
btrfs_set_file_extent_num_bytes(leaf, fi,
- start - key.offset);
+ args->start - key.offset);
btrfs_mark_buffer_dirty(leaf);
if (update_refs && disk_bytenr > 0)
- inode_sub_bytes(vfs_inode, extent_end - start);
- if (end == extent_end)
+ inode_sub_bytes(vfs_inode,
+ extent_end - args->start);
+ if (args->end == extent_end)
break;
path->slots[0]++;
@@ -916,7 +928,7 @@ next_slot:
* | ---- range to drop ----- |
* | ------ extent ------ |
*/
- if (start <= key.offset && end >= extent_end) {
+ if (args->start <= key.offset && args->end >= extent_end) {
delete_extent_item:
if (del_nr == 0) {
del_slot = path->slots[0];
@@ -946,7 +958,7 @@ delete_extent_item:
extent_end - key.offset);
}
- if (end == extent_end)
+ if (args->end == extent_end)
break;
if (path->slots[0] + 1 < btrfs_header_nritems(leaf)) {
@@ -976,7 +988,7 @@ delete_extent_item:
* Set path->slots[0] to first slot, so that after the delete
* if items are move off from our leaf to its immediate left or
* right neighbor leafs, we end up with a correct and adjusted
- * path->slots[0] for our insertion (if replace_extent != 0).
+ * path->slots[0] for our insertion (if args->replace_extent).
*/
path->slots[0] = del_slot;
ret = btrfs_del_items(trans, root, path, del_slot, del_nr);
@@ -990,14 +1002,14 @@ delete_extent_item:
* which case it unlocked our path, so check path->locks[0] matches a
* write lock.
*/
- if (!ret && replace_extent && leafs_visited == 1 &&
+ if (!ret && args->replace_extent && leafs_visited == 1 &&
path->locks[0] == BTRFS_WRITE_LOCK &&
btrfs_leaf_free_space(leaf) >=
- sizeof(struct btrfs_item) + extent_item_size) {
+ sizeof(struct btrfs_item) + args->extent_item_size) {
key.objectid = ino;
key.type = BTRFS_EXTENT_DATA_KEY;
- key.offset = start;
+ key.offset = args->start;
if (!del_nr && path->slots[0] < btrfs_header_nritems(leaf)) {
struct btrfs_key slot_key;
@@ -1005,30 +1017,18 @@ delete_extent_item:
if (btrfs_comp_cpu_keys(&key, &slot_key) > 0)
path->slots[0]++;
}
- setup_items_for_insert(root, path, &key, &extent_item_size, 1);
- *key_inserted = 1;
+ setup_items_for_insert(root, path, &key,
+ &args->extent_item_size, 1);
+ args->extent_inserted = true;
}
- if (!replace_extent || !(*key_inserted))
+ if (!args->path)
+ btrfs_free_path(path);
+ else if (!args->extent_inserted)
btrfs_release_path(path);
- if (drop_end)
- *drop_end = found ? min(end, last_end) : end;
- return ret;
-}
-
-int btrfs_drop_extents(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, struct inode *inode, u64 start,
- u64 end, int drop_cache)
-{
- struct btrfs_path *path;
- int ret;
+out:
+ args->drop_end = found ? min(args->end, last_end) : args->end;
- path = btrfs_alloc_path();
- if (!path)
- return -ENOMEM;
- ret = __btrfs_drop_extents(trans, root, BTRFS_I(inode), path, start,
- end, NULL, drop_cache, 0, 0, NULL);
- btrfs_free_path(path);
return ret;
}
@@ -2607,6 +2607,7 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
struct btrfs_replace_extent_info *extent_info,
struct btrfs_trans_handle **trans_out)
{
+ struct btrfs_drop_extents_args drop_args = { 0 };
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
u64 min_size = btrfs_calc_insert_metadata_size(fs_info, 1);
u64 ino_size = round_up(inode->i_size, fs_info->sectorsize);
@@ -2615,7 +2616,6 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
struct btrfs_block_rsv *rsv;
unsigned int rsv_count;
u64 cur_offset;
- u64 drop_end;
u64 len = end - start;
int ret = 0;
@@ -2654,10 +2654,12 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
trans->block_rsv = rsv;
cur_offset = start;
+ drop_args.path = path;
+ drop_args.end = end + 1;
+ drop_args.drop_cache = true;
while (cur_offset < end) {
- ret = __btrfs_drop_extents(trans, root, BTRFS_I(inode), path,
- cur_offset, end + 1, &drop_end,
- 1, 0, 0, NULL);
+ drop_args.start = cur_offset;
+ ret = btrfs_drop_extents(trans, root, BTRFS_I(inode), &drop_args);
if (ret != -ENOSPC) {
/*
* When cloning we want to avoid transaction aborts when
@@ -2674,10 +2676,10 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
trans->block_rsv = &fs_info->trans_block_rsv;
- if (!extent_info && cur_offset < drop_end &&
+ if (!extent_info && cur_offset < drop_args.drop_end &&
cur_offset < ino_size) {
ret = fill_holes(trans, BTRFS_I(inode), path,
- cur_offset, drop_end);
+ cur_offset, drop_args.drop_end);
if (ret) {
/*
* If we failed then we didn't insert our hole
@@ -2688,7 +2690,7 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
btrfs_abort_transaction(trans, ret);
break;
}
- } else if (!extent_info && cur_offset < drop_end) {
+ } else if (!extent_info && cur_offset < drop_args.drop_end) {
/*
* We are past the i_size here, but since we didn't
* insert holes we need to clear the mapped area so we
@@ -2696,7 +2698,8 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
* file extent is inserted here.
*/
ret = btrfs_inode_clear_file_extent_range(BTRFS_I(inode),
- cur_offset, drop_end - cur_offset);
+ cur_offset,
+ drop_args.drop_end - cur_offset);
if (ret) {
/*
* We couldn't clear our area, so we could
@@ -2708,8 +2711,10 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
}
}
- if (extent_info && drop_end > extent_info->file_offset) {
- u64 replace_len = drop_end - extent_info->file_offset;
+ if (extent_info &&
+ drop_args.drop_end > extent_info->file_offset) {
+ u64 replace_len = drop_args.drop_end -
+ extent_info->file_offset;
ret = btrfs_insert_replace_extent(trans, inode, path,
extent_info, replace_len);
@@ -2722,7 +2727,7 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
extent_info->file_offset += replace_len;
}
- cur_offset = drop_end;
+ cur_offset = drop_args.drop_end;
ret = btrfs_update_inode(trans, root, inode);
if (ret)
@@ -2781,25 +2786,26 @@ int btrfs_replace_file_extents(struct inode *inode, struct btrfs_path *path,
* will not record the existence of the hole region
* [existing_hole_start, lockend].
*/
- if (drop_end <= end)
- drop_end = end + 1;
+ if (drop_args.drop_end <= end)
+ drop_args.drop_end = end + 1;
/*
* Don't insert file hole extent item if it's for a range beyond eof
* (because it's useless) or if it represents a 0 bytes range (when
* cur_offset == drop_end).
*/
- if (!extent_info && cur_offset < ino_size && cur_offset < drop_end) {
+ if (!extent_info && cur_offset < ino_size &&
+ cur_offset < drop_args.drop_end) {
ret = fill_holes(trans, BTRFS_I(inode), path,
- cur_offset, drop_end);
+ cur_offset, drop_args.drop_end);
if (ret) {
/* Same comment as above. */
btrfs_abort_transaction(trans, ret);
goto out_trans;
}
- } else if (!extent_info && cur_offset < drop_end) {
+ } else if (!extent_info && cur_offset < drop_args.drop_end) {
/* See the comment in the loop above for the reasoning here. */
ret = btrfs_inode_clear_file_extent_range(BTRFS_I(inode),
- cur_offset, drop_end - cur_offset);
+ cur_offset, drop_args.drop_end - cur_offset);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto out_trans;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d2ef8308ad0a..25764de68b92 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -202,7 +202,7 @@ static int btrfs_init_inode_security(struct btrfs_trans_handle *trans,
* no overlapping inline items exist in the btree
*/
static int insert_inline_extent(struct btrfs_trans_handle *trans,
- struct btrfs_path *path, int extent_inserted,
+ struct btrfs_path *path, bool extent_inserted,
struct btrfs_root *root, struct inode *inode,
u64 start, size_t size, size_t compressed_size,
int compress_type,
@@ -316,6 +316,7 @@ static noinline int cow_file_range_inline(struct btrfs_inode *inode, u64 start,
int compress_type,
struct page **compressed_pages)
{
+ struct btrfs_drop_extents_args drop_args = { 0 };
struct btrfs_root *root = inode->root;
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_trans_handle *trans;
@@ -326,8 +327,6 @@ static noinline int cow_file_range_inline(struct btrfs_inode *inode, u64 start,
u64 data_len = inline_len;
int ret;
struct btrfs_path *path;
- int extent_inserted = 0;
- u32 extent_item_size;
if (compressed_size)
data_len = compressed_size;
@@ -353,16 +352,20 @@ static noinline int cow_file_range_inline(struct btrfs_inode *inode, u64 start,
}
trans->block_rsv = &inode->block_rsv;
+ drop_args.path = path;
+ drop_args.start = start;
+ drop_args.end = aligned_end;
+ drop_args.drop_cache = true;
+ drop_args.replace_extent = true;
+
if (compressed_size && compressed_pages)
- extent_item_size = btrfs_file_extent_calc_inline_size(
+ drop_args.extent_item_size = btrfs_file_extent_calc_inline_size(
compressed_size);
else
- extent_item_size = btrfs_file_extent_calc_inline_size(
+ drop_args.extent_item_size = btrfs_file_extent_calc_inline_size(
inline_len);
- ret = __btrfs_drop_extents(trans, root, inode, path, start, aligned_end,
- NULL, 1, 1, extent_item_size,
- &extent_inserted);
+ ret = btrfs_drop_extents(trans, root, inode, &drop_args);
if (ret) {
btrfs_abort_transaction(trans, ret);
goto out;
@@ -370,7 +373,7 @@ static noinline int cow_file_range_inline(struct btrfs_inode *inode, u64 start,
if (isize > actual_end)
inline_len = min_t(u64, isize, actual_end);
- ret = insert_inline_extent(trans, path, extent_inserted,
+ ret = insert_inline_extent(trans, path, drop_args.extent_inserted,
root, &inode->vfs_inode, start,
inline_len, compressed_size,
compress_type, compressed_pages);
@@ -2568,7 +2571,7 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
u64 disk_bytenr = btrfs_stack_file_extent_disk_bytenr(stack_fi);
u64 num_bytes = btrfs_stack_file_extent_num_bytes(stack_fi);
u64 ram_bytes = btrfs_stack_file_extent_ram_bytes(stack_fi);
- int extent_inserted = 0;
+ struct btrfs_drop_extents_args drop_args = { 0 };
int ret;
path = btrfs_alloc_path();
@@ -2584,13 +2587,16 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
* the caller is expected to unpin it and allow it to be merged
* with the others.
*/
- ret = __btrfs_drop_extents(trans, root, inode, path, file_pos,
- file_pos + num_bytes, NULL, 0,
- 1, sizeof(*stack_fi), &extent_inserted);
+ drop_args.path = path;
+ drop_args.start = file_pos;
+ drop_args.end = file_pos + num_bytes;
+ drop_args.replace_extent = true;
+ drop_args.extent_item_size = sizeof(*stack_fi);
+ ret = btrfs_drop_extents(trans, root, inode, &drop_args);
if (ret)
goto out;
- if (!extent_inserted) {
+ if (!drop_args.extent_inserted) {
ins.objectid = btrfs_ino(inode);
ins.offset = file_pos;
ins.type = BTRFS_EXTENT_DATA_KEY;
@@ -4748,6 +4754,7 @@ static int maybe_insert_hole(struct btrfs_root *root, struct inode *inode,
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_trans_handle *trans;
+ struct btrfs_drop_extents_args drop_args = { 0 };
int ret;
/*
@@ -4770,7 +4777,11 @@ static int maybe_insert_hole(struct btrfs_root *root, struct inode *inode,
if (IS_ERR(trans))
return PTR_ERR(trans);
- ret = btrfs_drop_extents(trans, root, inode, offset, offset + len, 1);
+ drop_args.start = offset;
+ drop_args.end = offset + len;
+ drop_args.drop_cache = true;
+
+ ret = btrfs_drop_extents(trans, root, BTRFS_I(inode), &drop_args);
if (ret) {
btrfs_abort_transaction(trans, ret);
btrfs_end_transaction(trans);
diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c
index 5d0bb7c3dc33..67728ea3ed47 100644
--- a/fs/btrfs/reflink.c
+++ b/fs/btrfs/reflink.c
@@ -163,6 +163,7 @@ static int clone_copy_inline_extent(struct inode *dst,
const u64 aligned_end = ALIGN(new_key->offset + datal,
fs_info->sectorsize);
struct btrfs_trans_handle *trans = NULL;
+ struct btrfs_drop_extents_args drop_args = { 0 };
int ret;
struct btrfs_key key;
@@ -252,7 +253,11 @@ copy_inline_extent:
trans = NULL;
goto out;
}
- ret = btrfs_drop_extents(trans, root, dst, drop_start, aligned_end, 1);
+ drop_args.path = path;
+ drop_args.start = drop_start;
+ drop_args.end = aligned_end;
+ drop_args.drop_cache = true;
+ ret = btrfs_drop_extents(trans, root, BTRFS_I(dst), &drop_args);
if (ret)
goto out;
ret = btrfs_insert_empty_item(trans, root, path, new_key, size);
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index b1f97be57bb3..89ff063cae24 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -576,6 +576,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
struct extent_buffer *eb, int slot,
struct btrfs_key *key)
{
+ struct btrfs_drop_extents_args drop_args = { 0 };
struct btrfs_fs_info *fs_info = root->fs_info;
int found_type;
u64 extent_end;
@@ -653,7 +654,10 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
btrfs_release_path(path);
/* drop any overlapping extents */
- ret = btrfs_drop_extents(trans, root, inode, start, extent_end, 1);
+ drop_args.start = start;
+ drop_args.end = extent_end;
+ drop_args.drop_cache = true;
+ ret = btrfs_drop_extents(trans, root, BTRFS_I(inode), &drop_args);
if (ret)
goto out;
@@ -2576,6 +2580,7 @@ static int replay_one_buffer(struct btrfs_root *log, struct extent_buffer *eb,
* those prealloc extents just after replaying them.
*/
if (S_ISREG(mode)) {
+ struct btrfs_drop_extents_args drop_args = { 0 };
struct inode *inode;
u64 from;
@@ -2586,8 +2591,12 @@ static int replay_one_buffer(struct btrfs_root *log, struct extent_buffer *eb,
}
from = ALIGN(i_size_read(inode),
root->fs_info->sectorsize);
- ret = btrfs_drop_extents(wc->trans, root, inode,
- from, (u64)-1, 1);
+ drop_args.start = from;
+ drop_args.end = (u64)-1;
+ drop_args.drop_cache = true;
+ ret = btrfs_drop_extents(wc->trans, root,
+ BTRFS_I(inode),
+ &drop_args);
if (!ret) {
/* Update the inode's nbytes. */
ret = btrfs_update_inode(wc->trans,
@@ -4185,6 +4194,7 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
struct btrfs_path *path,
struct btrfs_log_ctx *ctx)
{
+ struct btrfs_drop_extents_args drop_args = { 0 };
struct btrfs_root *log = root->log_root;
struct btrfs_file_extent_item *fi;
struct extent_buffer *leaf;
@@ -4193,19 +4203,21 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
u64 extent_offset = em->start - em->orig_start;
u64 block_len;
int ret;
- int extent_inserted = 0;
ret = log_extent_csums(trans, inode, log, em, ctx);
if (ret)
return ret;
- ret = __btrfs_drop_extents(trans, log, inode, path, em->start,
- em->start + em->len, NULL, 0, 1,
- sizeof(*fi), &extent_inserted);
+ drop_args.path = path;
+ drop_args.start = em->start;
+ drop_args.end = em->start + em->len;
+ drop_args.replace_extent = true;
+ drop_args.extent_item_size = sizeof(*fi);
+ ret = btrfs_drop_extents(trans, log, inode, &drop_args);
if (ret)
return ret;
- if (!extent_inserted) {
+ if (!drop_args.extent_inserted) {
key.objectid = btrfs_ino(inode);
key.type = BTRFS_EXTENT_DATA_KEY;
key.offset = em->start;