Killing off /dev/kmem

Posted Apr 5, 2021 18:34 UTC (Mon) by ribalda (subscriber, #58945)
Parent article: Killing off /dev/kmem

Am I the only one that was using:

cat /dev/kmem > core
gdb vmlinux core

To debug the current state of the kernel/drivers?

Of course, never enabled in production. But for bringup is extremely helpful.

Posted Apr 5, 2021 18:43 UTC (Mon) by josh (subscriber, #17465) [Link]

You can do that with /proc/kcore now.