On Fri, May 17, 2019 at 09:47:45AM -0700, Stephen Boyd wrote: > Pass in PAGE_KERNEL_RO to the underlying IO mapping mechanism to get a > read-only mapping for the MEMREMAP_RO type of memory mappings that > memremap() supports. > > Cc: Evan Green <evgreen@xxxxxxxxxxxx> > Cc: Rob Herring <robh+dt@xxxxxxxxxx> > Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > Cc: Andy Gross <agross@xxxxxxxxxx> > Cc: Will Deacon <will.deacon@xxxxxxx> > Cc: Catalin Marinas <catalin.marinas@xxxxxxx> > Cc: Dan Williams <dan.j.williams@xxxxxxxxx> > Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx> Not sure what the plans are with this series but if you need an ack for arm64: Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>