[ 48/89] x86, amd: Disable way access filter on Piledriver CPUs

2012-12-03 Thread Ben Hutchings
3.2-stable review patch. If anyone has any objections, please let me know. -- From: Andre Przywara commit 2bbf0a1427c377350f001fbc6260995334739ad7 upstream. The Way Access Filter in recent AMD CPUs may hurt the performance of some workloads, caused by aliasing issues in the

[ 48/89] x86, amd: Disable way access filter on Piledriver CPUs

2012-12-03 Thread Ben Hutchings
3.2-stable review patch. If anyone has any objections, please let me know. -- From: Andre Przywara andre.przyw...@amd.com commit 2bbf0a1427c377350f001fbc6260995334739ad7 upstream. The Way Access Filter in recent AMD CPUs may hurt the performance of some workloads, caused by