Re: [PATCH v5 0/2] x86: Enable user wait instructions

2019-10-08 Thread Tao Xu
Ping for comments :) On 9/29/2019 9:57 AM, Xu, Tao3 wrote: UMONITOR, UMWAIT and TPAUSE are a set of user wait instructions. UMONITOR arms address monitoring hardware using an address. A store to an address within the specified address range triggers the monitoring hardware to wake up the proces

[PATCH v5 0/2] x86: Enable user wait instructions

2019-09-28 Thread Tao Xu
UMONITOR, UMWAIT and TPAUSE are a set of user wait instructions. UMONITOR arms address monitoring hardware using an address. A store to an address within the specified address range triggers the monitoring hardware to wake up the processor waiting in umwait. UMWAIT instructs the processor to ente