Re: [Crash-utility] [Patch 1/4][kernel][slimdump] Add new elf-note of type NT_NOCOREDUMP to capture slimdump
On Mon, Oct 03, 2011 at 01:02:03PM +0530, K.Prasad wrote:
There are certain types of crashes induced by faulty hardware in
which
capturing crashing kernel's memory (through kdump) makes no sense (or sometimes
dangerous).
A case in point, is unrecoverable memory errors (resulting in fatal machine
check exceptions) in which reading from the faulty memory location from the
kexec'ed kernel will cause double fault and system reset (leaving no
information for the user).
Prasad,
I am just trying to remember what was wrong with Andi's approach of
disable MCE while copying the dump?
Thanks
Vivek