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SubjectRe: [PATCH] efi: Fix the size not consistent issue when unmapping memory map
On Mon, Apr 16, 2018 at 06:35:22PM -0600, Randy Wright wrote:
> On Mon, Apr 16, 2018 at 02:37:38PM +0800, joeyli wrote:
> > Hi Randy,
> > ...
> > Randy, do you want to try Dave's kexec patch on your environment? Please remove
> > my patch first.
> >
> > Thanks a lot!
> > Joey Lee
> Hi Joey,
> I tried Dave's patch to kexec-bzimage64.c on my build of the SuSE
> 4.12.14-15 kernel. I ran the same test as I did with your patch: I
> verified the early_ioremap.c warnings occurred with a crash triggered
> from a kexec boot of the unmodified kernel. Then I applied the patch to
> kexec-bzimage64.c, rebuilt, re-ran the test to crash from the kexec'ed
> kernel, and verified the warnings are no longer seen.

Thanks for your help! Looks that Dave's kexec patch works to prevent the
warning message.

> I'm out of time today, but I will plan to run the same test tomorrow on
> a build of the SuSE 4.4.120-94.17 kernel, on which I had also reported
> the original bug.

Both kexec and efi sides will be applied patches.

Thanks a lot!
Joey Lee

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