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rhashtable: Disable automatic shrinking by default

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Introduce a new bool automatic_shrinking to require the
user to explicitly opt-in to automatic shrinking of tables.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf
2015-03-24 20:42:19 +00:00
committed by David S. Miller
parent ac833bddb5
commit b5e2c150ac
5 changed files with 9 additions and 3 deletions
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lib/rhashtable.c
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@@ -367,7 +367,7 @@ static void rht_deferred_worker(struct work_struct *work)
if (rht_grow_above_75(ht, tbl))
rhashtable_expand(ht);
else if (rht_shrink_below_30(ht, tbl))
else if (ht->p.automatic_shrinking && rht_shrink_below_30(ht, tbl))
rhashtable_shrink(ht);
err = rhashtable_rehash_table(ht);