On Thu, 2017-09-07 at 05:05:51 UTC, Anton Blanchard wrote: > From: Anton Blanchard <an...@samba.org> > > Memory hot unplug on PowerNV radix hosts is broken. Our memory block > size is 256MB but since we map the linear region with very large pages, > each pte we tear down maps 1GB. > > A hot unplug of one 256MB memory block results in 768MB of memory > getting unintentionally unmapped. At this point we are likely to oops. > > Fix this by increasing our memory block size to 1GB on PowerNV radix > hosts. > > Signed-off-by: Anton Blanchard <an...@samba.org>
Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/53ecde0b9126ff140abe3aefd7f0ec cheers