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btrfs: drop min_size from evict_refill_and_join

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We don't need it, rsv->size is set once and never changes throughout
its lifetime, so just use that for the reserve size.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2018-09-28 07:18:19 -04:00 committed by David Sterba
parent e187831e18
commit ad80cf50c3
1 changed files with 6 additions and 10 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

16
fs/btrfs/inode.c
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@ -5292,8 +5292,7 @@ static void evict_inode_truncate_pages(struct inode *inode)
}
static struct btrfs_trans_handle *evict_refill_and_join(struct btrfs_root *root,
struct btrfs_block_rsv *rsv,
u64 min_size)
struct btrfs_block_rsv *rsv)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;
@ -5303,7 +5302,7 @@ static struct btrfs_trans_handle *evict_refill_and_join(struct btrfs_root *root,
struct btrfs_trans_handle *trans;
int ret;
ret = btrfs_block_rsv_refill(root, rsv, min_size,
ret = btrfs_block_rsv_refill(root, rsv, rsv->size,
BTRFS_RESERVE_FLUSH_LIMIT);
if (ret && ++failures > 2) {
@ -5321,7 +5320,7 @@ static struct btrfs_trans_handle *evict_refill_and_join(struct btrfs_root *root,
* it.
*/
if (!btrfs_check_space_for_delayed_refs(trans, fs_info) &&
!btrfs_block_rsv_migrate(global_rsv, rsv, min_size, false))
!btrfs_block_rsv_migrate(global_rsv, rsv, rsv->size, false))
return trans;
/* If not, commit and try again. */
@ -5337,7 +5336,6 @@ void btrfs_evict_inode(struct inode *inode)
struct btrfs_trans_handle *trans;
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_block_rsv *rsv;
u64 min_size;
int ret;
trace_btrfs_inode_evict(inode);
@ -5347,8 +5345,6 @@ void btrfs_evict_inode(struct inode *inode)
return;
}
min_size = btrfs_calc_trunc_metadata_size(fs_info, 1);
evict_inode_truncate_pages(inode);
if (inode->i_nlink &&
@ -5378,13 +5374,13 @@ void btrfs_evict_inode(struct inode *inode)
rsv = btrfs_alloc_block_rsv(fs_info, BTRFS_BLOCK_RSV_TEMP);
if (!rsv)
goto no_delete;
rsv->size = min_size;
rsv->size = btrfs_calc_trunc_metadata_size(fs_info, 1);
rsv->failfast = 1;
btrfs_i_size_write(BTRFS_I(inode), 0);
while (1) {
trans = evict_refill_and_join(root, rsv, min_size);
trans = evict_refill_and_join(root, rsv);
if (IS_ERR(trans))
goto free_rsv;
@ -5409,7 +5405,7 @@ void btrfs_evict_inode(struct inode *inode)
* If it turns out that we are dropping too many of these, we might want
* to add a mechanism for retrying these after a commit.
*/
trans = evict_refill_and_join(root, rsv, min_size);
trans = evict_refill_and_join(root, rsv);
if (!IS_ERR(trans)) {
trans->block_rsv = rsv;
btrfs_orphan_del(trans, BTRFS_I(inode));