Hi Vineet, On Wed, 2017-03-29 at 16:41 -0700, Vineet Gupta wrote: > On 03/29/2017 07:15 AM, Alexey Brodkin wrote: > > > > As reported in STAR 9001165532 if data cache gets disabled right before > > L2 cache invalidation we may read wrong value of L2 cache "busy" bit. > > So we won't wait before L2 cache gets properly flushed and so some > > data might not reach DDR at all thus we'll use older values from DDR > > next time they are accessed. > > > > For now we use a work-around with one extra read from SLC's control > > register which guarantees next read will return real value of "busy" > > bit. > > > > Signed-off-by: Alexey Brodkin <abrod...@synopsys.com> > > Thx Alexey - pushed to for-curr !
Care to add for-stable tag? -Alexey _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc
