Re: [PATCH 3/5] arm64: early ISB at exit from extended quiescent state

2018-04-06 Thread Mark Rutland
On Thu, Apr 05, 2018 at 08:17:58PM +0300, Yury Norov wrote: > This series enables delaying of kernel memory synchronization > for CPUs running in extended quiescent state (EQS) till the exit > of that state. > > ARM64 uses IPI mechanism to notify all cores in SMP system that > kernel text is chan

Re: [PATCH 3/5] arm64: early ISB at exit from extended quiescent state

2018-04-06 Thread James Morse
Hi Yury, On 05/04/18 18:17, Yury Norov wrote: > This series enables delaying of kernel memory synchronization > for CPUs running in extended quiescent state (EQS) till the exit > of that state. > > ARM64 uses IPI mechanism to notify all cores in SMP system that > kernel text is changed; and IPI