The maple tree register cache is based on a much more modern data structure than the rbtree cache and makes optimisation choices which are probably more appropriate for modern systems than those made by the rbtree cache. Signed-off-by: Bo Liu <liubo03@xxxxxxxxxx> --- drivers/hwmon/sch5627.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/sch5627.c b/drivers/hwmon/sch5627.c index 1891d4d75aa9..33e997b5c1f5 100644 --- a/drivers/hwmon/sch5627.c +++ b/drivers/hwmon/sch5627.c @@ -116,7 +116,7 @@ static const struct regmap_config sch5627_regmap_config = { .val_bits = 8, .wr_table = &sch5627_tunables_table, .rd_table = &sch5627_tunables_table, - .cache_type = REGCACHE_RBTREE, + .cache_type = REGCACHE_MAPLE, .use_single_read = true, .use_single_write = true, .can_sleep = true, -- 2.18.2