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Commit 49a08621 authored by Rohit Vaswani's avatar Rohit Vaswani Committed by Trilok Soni
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edac: Allow the option of creating a deferrable work for polling 



EDAC provides a mechanism to poll for errors using a callback function
and uses a delayed timer to schedule it. Provide an option to create
a deferrable timer if the error checking is not worth waking up
the cpu from idle.

Change-Id: Ia25216323eabf7fa4b894897c950414006921f3f
Signed-off-by: default avatarRohit Vaswani <rvaswani@codeaurora.org>
parent 41c8f73d

drivers/edac/edac_core.h

+1 −0
Original line number Diff line number Diff line
@@ -225,6 +225,7 @@ struct edac_device_ctl_info { 
	int panic_on_ue;	/* boolean for panic'ing on an UE */

	unsigned poll_msec;	/* number of milliseconds to poll interval */

	unsigned long delay;	/* number of jiffies for poll_msec */

	bool defer_work;	/* Create a deferrable work for polling */



	/* Additional top controller level attributes, but specified

	 * by the low level driver.

drivers/edac/edac_device.c

+5 −1
Original line number Diff line number Diff line
@@ -414,6 +414,10 @@ void edac_device_workq_setup(struct edac_device_ctl_info *edac_dev, 
	edac_dev->poll_msec = msec;

	edac_dev->delay = msecs_to_jiffies(msec);



	if (edac_dev->defer_work)

		INIT_DEFERRABLE_WORK(&edac_dev->work,

					edac_device_workq_function);

	else

		INIT_DELAYED_WORK(&edac_dev->work, edac_device_workq_function);



	/* optimize here for the 1 second case, which will be normal value, to