On Fri, Jun 5, 2015 at 5:26 AM, Arnd Bergmann <a...@arndb.de> wrote: > On Thursday 04 June 2015 18:58:38 Gregory Fong wrote: >> ARMv7 chips with LPAE can often benefit from SPARSEMEM, as portions of >> system memory can be located deep in the 36-bit address space. Allow >> FLATMEM or SPARSEMEM to be selectable at compile time; FLATMEM remains >> the default. >> >> This is based on Kevin's "[PATCH 3/3] ARM: Allow either FLATMEM or >> SPARSEMEM on the multi-v7 build" from [1] and shamelessly rips off his >> commit message text above. As Arnd pointed out at [2] there doesn't >> seem to be any reason to tie this specifically to ARMv7, so this has >> been changed to apply to all multiplatform kernels. >> >> [1] >> http://lists.infradead.org/pipermail/linux-arm-kernel/2014-September/286837.html >> [2] >> http://lists.infradead.org/pipermail/linux-arm-kernel/2014-October/298950.html >> >> Cc: Kevin Cernekee <cerne...@gmail.com> >> Signed-off-by: Gregory Fong <gregory.0...@gmail.com> >> --- >> I don't have any platforms other than armv7 handily set up to test SPARSEMEM, >> so any testing would be appreciated. FLATMEM is still the default so at >> least >> nobody will see anything change unless they deliberately switch. >> > > Can you check that realview at least builds with your series? It probably > will, but it's not obvious as there are some tricky bits with the > various realview config options.
I just checked using realview_defconfig and realview-smp_defconfig, both built successfully. Best regards, Gregory -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
