Messages in this thread |  | | Date | Sat, 28 Apr 2018 11:02:17 +0200 | From | "" <> | Subject | Re: [PATCH v2 2/2] x86/mm: implement free pmd/pte page interfaces |
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On Fri, Apr 27, 2018 at 02:31:51PM +0000, Kani, Toshi wrote: > So, we can add the step 2 on top of this patch. > 1. Clear pud/pmd entry. > 2. System wide TLB flush <-- TO BE ADDED BY NEW PATCH > 3. Free its underlining pmd/pte page.
This still lacks the page-table synchronization and will thus not fix the BUG_ON being triggered.
> We do not need to revert this patch. We can make the above change I > mentioned.
Please note that we are not in the merge window anymore and that any fix needs to be simple and obviously correct.
Thanks,
Joerg
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