Re: [PATCH net-next v4 1/3] vmcore: add API to collect hardware dump in second kernel
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From: Greg KH <gregkh@linuxfoundation.org>
Date: 2018-04-19 08:25:03
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On Tue, Apr 17, 2018 at 01:14:17PM +0530, Rahul Lakkireddy wrote:
quoted hunk ↗ jump to hunk
+config PROC_VMCORE_DEVICE_DUMP + bool "Device Hardware/Firmware Log Collection" + depends on PROC_VMCORE + default y
Only things that require the machine to keep working should be 'default
y', please remove this, it's an option.
quoted hunk ↗ jump to hunk
+ help + Device drivers can collect the device specific snapshot of + their hardware or firmware before they are initialized in + crash recovery kernel. If you say Y here, the device dumps + will be added as ELF notes to /proc/vmcore
Which exact "device drivers" are you referring to here? thanks, greg k-h