On Fri, 2019-06-14 at 11:20 +0100, Will Deacon wrote: > Hi Qian, > > On Thu, Jun 13, 2019 at 05:34:01PM -0400, Qian Cai wrote: > > LTP hugemmap05 test case [1] could not exit itself properly and then degrade > > the > > system performance on arm64 with linux-next (next-20190613). The bisection > > so > > far indicates, > > > > BAD: 30bafbc357f1 Merge remote-tracking branch 'arm64/for-next/core' > > GOOD: 0c3d124a3043 Merge remote-tracking branch 'arm64-fixes/for-next/fixes' > > Did you finish the bisection in the end? Also, what config are you using > (you usually have something fairly esoteric ;)? No, it is still running. https://raw.githubusercontent.com/cailca/linux-mm/master/arm64.config