From ad80cf50c3f09a88eed918feeb95edaaf8d72b0a Mon Sep 17 00:00:00 2001 From: Josef Bacik Date: Fri, 28 Sep 2018 07:18:19 -0400 Subject: [PATCH] btrfs: drop min_size from evict_refill_and_join 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 Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/inode.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index ae74c740f3e1..6c476dc81b8e 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -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));