On Wed, Aug 27, 2014 at 04:45:24PM +0100, Jassi Brar wrote: > On Wed, Aug 27, 2014 at 9:01 PM, Konstantin Khlebnikov <[email protected]> > wrote: > > On Wed, Aug 27, 2014 at 7:26 PM, Jassi Brar <[email protected]> > > wrote: > >> It seems the patch wasn't tested on any real platform, I did on my > >> CA15 based platform - it breaks boot. Simply reverting the patch gets > >> it going again. I am happy to try any fix. > >> > > > > Please try to remove adcls line. > > Seems like this affects only systems where PHYS_OFFSET == PAGE_OFFSET. > > > > --- a/arch/arm/mm/proc-v7-3level.S > > +++ b/arch/arm/mm/proc-v7-3level.S > > @@ -146,7 +146,6 @@ ENDPROC(cpu_v7_set_pte_ext) > > mov \tmp, \ttbr1, lsr #(32 - ARCH_PGD_SHIFT) @ upper bits > > mov \ttbr1, \ttbr1, lsl #ARCH_PGD_SHIFT @ lower bits > > addls \ttbr1, \ttbr1, #TTBR1_OFFSET > > - adcls \tmp, \tmp, #0 > > mcrr p15, 1, \ttbr1, \tmp, c2 @ load TTBR1 > > mov \tmp, \ttbr0, lsr #(32 - ARCH_PGD_SHIFT) @ upper bits > > mov \ttbr0, \ttbr0, lsl #ARCH_PGD_SHIFT @ lower bits > > > Yup, restores boot.
Can somebody write this up as a proper patch and put it in the patch system please? Will -- 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/
