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btrfs: don't throttle on delayed items when evicting deleted inode

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During inode eviction, if we are truncating a deleted inode, we don't add
delayed items for our inode, so there's no need to throttle on delayed
items on each iteration of the loop that truncates inode items from its
subvolume tree. But we dirty extent buffers from its subvolume tree, so
we only need to throttle on btree inode dirty pages.

So use btrfs_btree_balance_dirty_nodelay() in the loop that truncates
inode items.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana 2023-03-21 11:13:50 +00:00 committed by David Sterba
parent a8fdc05172
commit afa4b0afee
1 changed files with 6 additions and 1 deletions
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7
fs/btrfs/inode.c
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@ -5350,7 +5350,12 @@ void btrfs_evict_inode(struct inode *inode)
ret = btrfs_truncate_inode_items(trans, root, &control);
trans->block_rsv = &fs_info->trans_block_rsv;
btrfs_end_transaction(trans);
btrfs_btree_balance_dirty(fs_info);
/*
* We have not added new delayed items for our inode after we
* have flushed its delayed items, so no need to throttle on
* delayed items. However we have modified extent buffers.
*/
btrfs_btree_balance_dirty_nodelay(fs_info);
if (ret && ret != -ENOSPC && ret != -EAGAIN)
goto free_rsv;
else if (!ret)