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btrfs: set EXTENT_NORESERVE before range unlock in btrfs_truncate_block()

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Set the EXTENT_NORESERVE bit in the io tree before unlocking the range so
that we can use the cached state and speedup the operation, since the
unlock operation releases the cached state.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana
2025-07-08 16:32:33 +01:00
committed by David Sterba
parent 5ae011bcbb
commit bfc9d71aa4
1 changed files with 3 additions and 2 deletions
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5
fs/btrfs/inode.c
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@@ -5002,11 +5002,12 @@ int btrfs_truncate_block(struct btrfs_inode *inode, u64 offset, u64 start, u64 e
block_end + 1 - block_start);
btrfs_folio_set_dirty(fs_info, folio, block_start,
block_end + 1 - block_start);
btrfs_unlock_extent(io_tree, block_start, block_end, &cached_state);
if (only_release_metadata)
btrfs_set_extent_bit(&inode->io_tree, block_start, block_end,
EXTENT_NORESERVE, NULL);
EXTENT_NORESERVE, &cached_state);
btrfs_unlock_extent(io_tree, block_start, block_end, &cached_state);
out_unlock:
if (ret) {