Re: [PATCH v3 1/4] arm64: smp: Introduce a new IPI as IPI_CALL_NMI_FUNC

2020-09-04 Thread Sumit Garg
On Fri, 4 Sep 2020 at 13:30, Marc Zyngier wrote: > > On 2020-09-04 06:30, Sumit Garg wrote: > > On Thu, 3 Sep 2020 at 22:06, Marc Zyngier wrote: > >> > >> On 2020-09-03 13:05, Sumit Garg wrote: > >> > Introduce a new inter processor interrupt as IPI_CALL_NMI_FUNC that > >> > can be invoked to

Re: [PATCH v3 1/4] arm64: smp: Introduce a new IPI as IPI_CALL_NMI_FUNC

2020-09-04 Thread Marc Zyngier
On 2020-09-04 06:30, Sumit Garg wrote: On Thu, 3 Sep 2020 at 22:06, Marc Zyngier wrote: On 2020-09-03 13:05, Sumit Garg wrote: > Introduce a new inter processor interrupt as IPI_CALL_NMI_FUNC that > can be invoked to run special handlers in NMI context. One such handler > example is

Re: [PATCH v3 1/4] arm64: smp: Introduce a new IPI as IPI_CALL_NMI_FUNC

2020-09-03 Thread Sumit Garg
On Thu, 3 Sep 2020 at 22:06, Marc Zyngier wrote: > > On 2020-09-03 13:05, Sumit Garg wrote: > > Introduce a new inter processor interrupt as IPI_CALL_NMI_FUNC that > > can be invoked to run special handlers in NMI context. One such handler > > example is kgdb_nmicallback() which is invoked in

Re: [PATCH v3 1/4] arm64: smp: Introduce a new IPI as IPI_CALL_NMI_FUNC

2020-09-03 Thread Marc Zyngier
On 2020-09-03 13:05, Sumit Garg wrote: Introduce a new inter processor interrupt as IPI_CALL_NMI_FUNC that can be invoked to run special handlers in NMI context. One such handler example is kgdb_nmicallback() which is invoked in order to round up CPUs to enter kgdb context. As currently

[PATCH v3 1/4] arm64: smp: Introduce a new IPI as IPI_CALL_NMI_FUNC

2020-09-03 Thread Sumit Garg
Introduce a new inter processor interrupt as IPI_CALL_NMI_FUNC that can be invoked to run special handlers in NMI context. One such handler example is kgdb_nmicallback() which is invoked in order to round up CPUs to enter kgdb context. As currently pseudo NMIs are supported on specific arm64