Re: [PATCHi v2] arc: Mask individual IRQ lines during core INTC init

2017-08-25 Thread Vineet Gupta
On 08/25/2017 07:22 AM, Alexey Brodkin wrote: From: Alexey Brodkin ARC cores on reset have all interrupt lines of built-in INTC enabled. Which means once we globally enable interrupts (very early on boot) faulty hardware blocks may trigger an interrupt that Linux kernel cannot handle yet as cor

Re: [PATCHi v2] arc: Mask individual IRQ lines during core INTC init

2017-08-25 Thread Alexey Brodkin
Hi Vineet, On Fri, 2017-08-25 at 10:13 -0700, Vineet Gupta wrote: > On 08/25/2017 07:22 AM, Alexey Brodkin wrote: > > > > From: Alexey Brodkin > > > > ARC cores on reset have all interrupt lines of built-in INTC enabled. > > Which means once we globally enable interrupts (very early on boot) >

Re: [PATCHi v2] arc: Mask individual IRQ lines during core INTC init

2017-08-25 Thread Vineet Gupta
On 08/25/2017 07:22 AM, Alexey Brodkin wrote: From: Alexey Brodkin ARC cores on reset have all interrupt lines of built-in INTC enabled. Which means once we globally enable interrupts (very early on boot) faulty hardware blocks may trigger an interrupt that Linux kernel cannot handle yet as cor

[PATCHi v2] arc: Mask individual IRQ lines during core INTC init

2017-08-25 Thread Alexey Brodkin
From: Alexey Brodkin ARC cores on reset have all interrupt lines of built-in INTC enabled. Which means once we globally enable interrupts (very early on boot) faulty hardware blocks may trigger an interrupt that Linux kernel cannot handle yet as corresponding handler is not yet installed. In tha