Re: [RFC PATCH 2/2] leds: trigger: implement block trigger

From: Enzo Matsumiya
Date: Sun May 02 2021 - 22:45:35 EST


On 04/30, Randy Dunlap wrote:
On 4/30/21 11:32 AM, Enzo Matsumiya wrote:
diff --git a/drivers/leds/trigger/Kconfig b/drivers/leds/trigger/Kconfig
index b77a01bd27f4..bead31a19148 100644
--- a/drivers/leds/trigger/Kconfig
+++ b/drivers/leds/trigger/Kconfig
@@ -153,4 +153,14 @@ config LEDS_TRIGGER_TTY

When build as a module this driver will be called ledtrig-tty.

+config LEDS_TRIGGER_BLOCK
+ tristate "LED Block Device Trigger"
+ depends on BLOCK
+ default m

Drop the "default m". We don't enable drivers (even to build modules)
unless they are necessary, e.g., for booting.

+ help
+ This allows LEDs to be controlled by block device activity.
+ This trigger doesn't require the lower level drivers to have any
+ instrumentation. The activity is collected by polling the disk stats.
+ If unsure, say Y.
+
endif # LEDS_TRIGGERS

thanks.
--
~Randy

Thanks, will do in v2.


Cheers,

Enzo