btrfs: remove start field from struct btrfs_free_space_ctl

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There's no need for the start field, we can take it from the block group.
This reduces the structure size from 152 bytes down to 144 bytes, so on
a 4K page system we can now fit 28 structures instead of 26.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Filipe Manana 2026-04-15 13:31:05 +01:00 • committed by David Sterba

parent 66fd877b13

commit 5e4b57f77c

2 changed files with 4 additions and 6 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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9

fs/btrfs/free-space-cache.c

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1

fs/btrfs/free-space-cache.h

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