Re: [PATCH v2 40/60] KVM: PPC: Book3S HV P9: Implement TM fastpath for guest entry/exit

2021-08-11 Thread kernel test robot
Hi Nicholas, I love your patch! Yet something to improve: [auto build test ERROR on powerpc/next] [also build test ERROR on linus/master v5.14-rc5 next-20210811] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as

[PATCH v2 40/60] KVM: PPC: Book3S HV P9: Implement TM fastpath for guest entry/exit

2021-08-11 Thread Nicholas Piggin
If TM is not active, only TM register state needs to be saved and restored, avoiding several mfmsr/mtmsrd instructions and improving performance. Signed-off-by: Nicholas Piggin --- arch/powerpc/kvm/book3s_hv_p9_entry.c | 23 +++ 1 file changed, 19 insertions(+), 4