linux-kernel - [PATCH 4/4] leds: lp3952: Convert to use maple tree register cache

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230929-leds-maple-v1-4-ba5f9dcb1e75@kernel.org>
Date:   Fri, 29 Sep 2023 17:23:38 +0200
From:   Mark Brown <broonie@...nel.org>
To:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Pavel Machek <pavel@....cz>,
        Lee Jones <lee@...nel.org>
Cc:     linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-leds@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: [PATCH 4/4] leds: lp3952: Convert to use maple tree register cache

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: Mark Brown <broonie@...nel.org>
---
 drivers/leds/leds-lp3952.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/leds/leds-lp3952.c b/drivers/leds/leds-lp3952.c
index 3bd55652a706..9e6a3d300b2f 100644
--- a/drivers/leds/leds-lp3952.c
+++ b/drivers/leds/leds-lp3952.c
@@ -204,7 +204,7 @@ static const struct regmap_config lp3952_regmap = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.max_register = REG_MAX,
-	.cache_type = REGCACHE_RBTREE,
+	.cache_type = REGCACHE_MAPLE,
 };
 
 static int lp3952_probe(struct i2c_client *client)

-- 
2.39.2