RE: [RFC PATCH v12 07/11] psci: Add hypercall service for kvm ptp.

2020-05-27 Thread Jianyong Wu
org; > richardcoch...@gmail.com; Mark Rutland ; > w...@kernel.org; Suzuki Poulose > Cc: linux-kernel@vger.kernel.org; linux-arm-ker...@lists.infradead.org; > kvm...@lists.cs.columbia.edu; k...@vger.kernel.org; Steve Capper > ; Kaly Xin ; Justin He > ; Wei Chen ; nd > Subje

Re: [RFC PATCH v12 07/11] psci: Add hypercall service for kvm ptp.

2020-05-26 Thread Steven Price
On 25/05/2020 03:11, Jianyong Wu wrote: Hi Steven, Hi Jianyong, [...]>>> diff --git a/virt/kvm/arm/hypercalls.c b/virt/kvm/arm/hypercalls.c index db6dce3d0e23..c964122f8dae 100644 --- a/virt/kvm/arm/hypercalls.c +++ b/virt/kvm/arm/hypercalls.c @@ -3,6 +3,7 @@ #include #include

RE: [RFC PATCH v12 07/11] psci: Add hypercall service for kvm ptp.

2020-05-24 Thread Jianyong Wu
org; > richardcoch...@gmail.com; Mark Rutland ; > w...@kernel.org; Suzuki Poulose > Cc: linux-kernel@vger.kernel.org; linux-arm-ker...@lists.infradead.org; > kvm...@lists.cs.columbia.edu; k...@vger.kernel.org; Steve Capper > ; Kaly Xin ; Justin He > ; Wei Chen ; nd > Subje

Re: [RFC PATCH v12 07/11] psci: Add hypercall service for kvm ptp.

2020-05-22 Thread Steven Price
On 22/05/2020 09:37, Jianyong Wu wrote: ptp_kvm modules will get this service through smccc call. The service offers real time and counter cycle of host for guest. Also let caller determine which cycle of virtual counter or physical counter to return. Signed-off-by: Jianyong Wu ---

[RFC PATCH v12 07/11] psci: Add hypercall service for kvm ptp.

2020-05-22 Thread Jianyong Wu
ptp_kvm modules will get this service through smccc call. The service offers real time and counter cycle of host for guest. Also let caller determine which cycle of virtual counter or physical counter to return. Signed-off-by: Jianyong Wu --- include/linux/arm-smccc.h | 14