Thread (16 messages) 16 messages, 7 authors, 2021-05-04

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

From: Enzo Matsumiya <hidden>
Date: 2021-05-03 02:39:22
Also in: linux-block, lkml

On 04/30, Randy Dunlap wrote:
On 4/30/21 11:32 AM, Enzo Matsumiya wrote:
quoted
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.
quoted
+	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
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