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Diffstat (limited to 'fs/btrfs/block-rsv.c')
-rw-r--r--fs/btrfs/block-rsv.c38
1 files changed, 22 insertions, 16 deletions
diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c
index db8da4e7b228..a07b9594dc70 100644
--- a/fs/btrfs/block-rsv.c
+++ b/fs/btrfs/block-rsv.c
@@ -6,7 +6,6 @@
#include "space-info.h"
#include "transaction.h"
#include "block-group.h"
-#include "disk-io.h"
#include "fs.h"
#include "accessors.h"
@@ -221,7 +220,8 @@ int btrfs_block_rsv_add(struct btrfs_fs_info *fs_info,
if (num_bytes == 0)
return 0;
- ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv, num_bytes, flush);
+ ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv->space_info,
+ num_bytes, flush);
if (!ret)
btrfs_block_rsv_add_bytes(block_rsv, num_bytes, true);
@@ -261,7 +261,8 @@ int btrfs_block_rsv_refill(struct btrfs_fs_info *fs_info,
if (!ret)
return 0;
- ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv, num_bytes, flush);
+ ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv->space_info,
+ num_bytes, flush);
if (!ret) {
btrfs_block_rsv_add_bytes(block_rsv, num_bytes, false);
return 0;
@@ -279,10 +280,10 @@ u64 btrfs_block_rsv_release(struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *target = NULL;
/*
- * If we are the delayed_rsv then push to the global rsv, otherwise dump
- * into the delayed rsv if it is not full.
+ * If we are a delayed block reserve then push to the global rsv,
+ * otherwise dump into the global delayed reserve if it is not full.
*/
- if (block_rsv == delayed_rsv)
+ if (block_rsv->type == BTRFS_BLOCK_RSV_DELOPS)
target = global_rsv;
else if (block_rsv != global_rsv && !btrfs_block_rsv_full(delayed_rsv))
target = delayed_rsv;
@@ -340,9 +341,9 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info)
read_lock(&fs_info->global_root_lock);
rbtree_postorder_for_each_entry_safe(root, tmp, &fs_info->global_root_tree,
rb_node) {
- if (root->root_key.objectid == BTRFS_EXTENT_TREE_OBJECTID ||
- root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID ||
- root->root_key.objectid == BTRFS_FREE_SPACE_TREE_OBJECTID) {
+ if (btrfs_root_id(root) == BTRFS_EXTENT_TREE_OBJECTID ||
+ btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID ||
+ btrfs_root_id(root) == BTRFS_FREE_SPACE_TREE_OBJECTID) {
num_bytes += btrfs_root_used(&root->root_item);
min_items++;
}
@@ -354,6 +355,11 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info)
min_items++;
}
+ if (btrfs_fs_incompat(fs_info, RAID_STRIPE_TREE)) {
+ num_bytes += btrfs_root_used(&fs_info->stripe_root->root_item);
+ min_items++;
+ }
+
/*
* But we also want to reserve enough space so we can do the fallback
* global reserve for an unlink, which is an additional
@@ -400,11 +406,12 @@ void btrfs_init_root_block_rsv(struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
- switch (root->root_key.objectid) {
+ switch (btrfs_root_id(root)) {
case BTRFS_CSUM_TREE_OBJECTID:
case BTRFS_EXTENT_TREE_OBJECTID:
case BTRFS_FREE_SPACE_TREE_OBJECTID:
case BTRFS_BLOCK_GROUP_TREE_OBJECTID:
+ case BTRFS_RAID_STRIPE_TREE_OBJECTID:
root->block_rsv = &fs_info->delayed_refs_rsv;
break;
case BTRFS_ROOT_TREE_OBJECTID:
@@ -461,8 +468,7 @@ static struct btrfs_block_rsv *get_block_rsv(
if (test_bit(BTRFS_ROOT_SHAREABLE, &root->state) ||
(root == fs_info->uuid_root) ||
- (trans->adding_csums &&
- root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID))
+ (trans->adding_csums && btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID))
block_rsv = trans->block_rsv;
if (!block_rsv)
@@ -517,8 +523,8 @@ again:
block_rsv->type, ret);
}
try_reserve:
- ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv, blocksize,
- BTRFS_RESERVE_NO_FLUSH);
+ ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv->space_info,
+ blocksize, BTRFS_RESERVE_NO_FLUSH);
if (!ret)
return block_rsv;
/*
@@ -539,7 +545,7 @@ try_reserve:
* one last time to force a reservation if there's enough actual space
* on disk to make the reservation.
*/
- ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv, blocksize,
+ ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv->space_info, blocksize,
BTRFS_RESERVE_FLUSH_EMERGENCY);
if (!ret)
return block_rsv;
@@ -547,7 +553,7 @@ try_reserve:
return ERR_PTR(ret);
}
-int btrfs_check_trunc_cache_free_space(struct btrfs_fs_info *fs_info,
+int btrfs_check_trunc_cache_free_space(const struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *rsv)
{
u64 needed_bytes;