btrfs: reserve extra space during evict

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We could generate a lot of delayed refs in evict but never have any left
over space from our block rsv to make up for that fact.  So reserve some
extra space and give it to the transaction so it can be used to refill
the delayed refs rsv every loop through the truncate path.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Josef Bacik 2018-11-21 14:03:13 -05:00 • committed by David Sterba

parent 8a1bbe1d5c

commit 260e77025f

1 changed files with 23 additions and 2 deletions

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fs/btrfs/inode.c

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