On Sun, Oct 27, 2013 at 8:50 PM, Aaro Koskinen <[email protected]> wrote: > > On ARM v3.9 or older kernels do not trigger this BUG, at seems it only > started to appear with the following commit (bisected): > > commit 1bc39742aab09248169ef9d3727c9def3528b3f3 > Author: Simon Baatz <[email protected]> > Date: Mon Jun 10 21:10:12 2013 +0100 > > ARM: 7755/1: handle user space mapped pages in flush_kernel_dcache_page
The above commit only starts to implement the helper on ARM, but according to Documentation/cachetlb.txt, looks caller of flush_kernel_dcache_page() should make sure the passed 'page' is a user space page. Thanks, -- Ming Lei -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
