Re: [PATCH 0/4] Enable deferred error interrupts

2015-05-01 Thread Aravind Gopalakrishnan
On 5/1/2015 2:18 AM, Ingo Molnar wrote: * Aravind Gopalakrishnan wrote: Newer AMD processors can generate deferred errors and can be configured to generate APIC interrupts on such events. What's the wider context of this? What is it good for? I suspect it's MCE related, but only from the dif

Re: [PATCH 0/4] Enable deferred error interrupts

2015-05-01 Thread Ingo Molnar
* Aravind Gopalakrishnan wrote: > Newer AMD processors can generate deferred errors and can be configured > to generate APIC interrupts on such events. What's the wider context of this? What is it good for? I suspect it's MCE related, but only from the diffstat: > arch/x86/kernel/cpu/mcheck/

[PATCH 0/4] Enable deferred error interrupts

2015-04-30 Thread Aravind Gopalakrishnan
Newer AMD processors can generate deferred errors and can be configured to generate APIC interrupts on such events. This patchset introduces a new interrupt handler for deferred errors and configures the HW if the feature is present. Patch1: Defines SUCCOR cpuid bit. This indicates prescence of f