Re: [PATCH 0/2] fix 4GB DRAM window support on mvebu
From: Bjorn Helgaas
Date: Wed Aug 30 2017 - 16:07:07 EST
On Mon, Aug 28, 2017 at 05:25:15PM +0200, Jan Luebbe wrote:
> The current MBUS DRAM window calculation fails for 4GB windows because it
> overflows. This is fixed in the first patch by using u64 instead of u32 to
> store the size. The second excplicitly checks that we don't try to configure a
> too large memory window in the pci driver.
>
> As they don't depend on each other, they could also go in separatly.
>
> Jan Luebbe (2):
> bus: mbus: fix window size calculation for 4GB windows
> PCI: mvebu: Check DRAM window size
>
> drivers/bus/mvebu-mbus.c | 2 +-
> drivers/pci/host/pci-mvebu.c | 27 ++++++++++++++++++++++-----
> include/linux/mbus.h | 4 ++--
> 3 files changed, 25 insertions(+), 8 deletions(-)
Since these can be applied separately, I'll let somebody else take care of
the drivers/bus/mvebu-mbus.c part.
I'll look for an ack from Thomas or Jason before applying the second patch,
which touches drivers/pci/host/pci-mvebu.c.