On Tue, 02 Apr 2019 11:07:28 +0100,
Auger Eric <[email protected]> wrote:
>
> Hi Suzuki,
>
> On 4/2/19 11:47 AM, Suzuki K Poulose wrote:
> > On Mon, Apr 01, 2019 at 07:10:37PM +0200, Auger Eric wrote:
> >> Hi Suzuki,
> >>
> >> On 3/28/19 2:36 PM, Marc Zyngier wrote:
> >>> From: Suzuki K Poulose <[email protected]>
> >>>
> >>> commit 6794ad5443a2118 ("KVM: arm/arm64: Fix unintended stage 2 PMD
> >>> mappings")
> >>> made the checks to skip huge mappings, stricter. However it introduced
> >>> a bug where we still use huge mappings, ignoring the flag to
> >>> use PTE mappings, by not reseting the vma_pagesize to PAGE_SIZE.
> >>>
> >>> Also, the checks do not cover the PUD huge pages, that was
> >>> under review during the same period. This patch fixes both
> >>> the issues.
> >>
> >> I face a regression with this patch. My guest gets stuck. I am running
> >> on AMD Seattle. Reverting the patch makes things work again for me. I
> >> run with qemu. In this scenario I don't use hugepages. I use 64kB page
> >> size for both the host and guest.
> >
> > Hi Eric,
> >
> > Thanks for the testing. Does the following patch fix the issue for you ?
>
> Yes it does.
Thanks for testing this. Suzuki, can you please resend this with
Eric's TB, and a Fixes: tag? I'll queue it right away.
Thanks,
M.
--
Jazz is not dead, it just smell funny.
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