[RFC PATCH 1/2] mm/mmu_gather: Invalidate TLB correctly on batch allocation failure and flush

[Peter Zijlstra]

On Wed, Dec 18, 2019 at 10:52:53AM +0530, Aneesh Kumar K.V wrote:
> Upstream ppc64 is broken after the commit: a46cc7a90fd8
> ("powerpc/mm/radix: Improve TLB/PWC flushes").
> 
> Also the patches are not adding any extra TLBI on either radix or hash.
> 
> Considering we need to backport this to stable and other distributions,
> how about we do this early patches in your series before the Kconfig rename?
> This should enable stable to pick them up with less dependencies. 

OK I suppose. Will you send a new series?