On Sat, Oct 29, 2016 at 03:19:10PM +0530, Keerthy wrote: > While we setup the mmu initially we mark set_section_dcache with > DCACHE_OFF flag. In case of non-LPAE mode the DCACHE_OFF macro > is rightly defined with TTB_SECT_XN_MASK set so as to mark all the > 4GB XN. In case of LPAE mode XN(Execute-never) bit is not set with > DCACHE_OFF. Hence XN bit is not set by default for DCACHE_OFF which > keeps all the regions execute okay and this leads to random speculative > fetches in random memory regions which was eventually caught by kernel > omap-l3-noc driver. > > Fix this to mark the regions as XN by default. > > Signed-off-by: Keerthy <j-keer...@ti.com> > Reviewed-by: Alexander Graf <ag...@suse.de> > Reviewed-by: Tom Rini <tr...@konsulko.com>
Applied to u-boot/master, thanks! -- Tom
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