bcachefs: Improve btree key cache shrinker

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The shrinker should start scanning for entries that can be freed oldest
to newest - this way, we can avoid scanning a lot of entries that are
too new to be freed.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

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Kent Overstreet 2020-11-19 15:38:27 -05:00 • committed by Kent Overstreet

parent 4e92cbb642

commit 125907203c

2 changed files with 49 additions and 50 deletions

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95

fs/bcachefs/btree_key_cache.c

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4

fs/bcachefs/btree_types.h

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