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SubjectRe: [LKP] [sb_edac] 50d1bb93672: EDAC sbridge: ECC is disabled. Aborting
Hi Huang,

Em Thu, 18 Dec 2014 16:13:26 +0800
Huang Ying <ying.huang@intel.com> escreveu:

> FYI, we noticed the below changes on
>
> commit 50d1bb93672fa2f42cec6e06ce799fbe864f57e9 ("sb_edac: add support for Haswell based systems")
>
> Something new in kernel log. This may be expected. Just FYI.
>
> [ 12.490615] EDAC sbridge: Seeking for: PCI ID 8086:2fa0
> [ 12.491031] EDAC sbridge: Seeking for: PCI ID 8086:2fa0
> [ 12.491454] EDAC sbridge: Seeking for: PCI ID 8086:2ffc
> [ 12.491865] EDAC sbridge: Seeking for: PCI ID 8086:2ffc
> [ 12.492284] EDAC sbridge: Seeking for: PCI ID 8086:2ffd
> [ 12.492698] EDAC sbridge: Seeking for: PCI ID 8086:2ffd
> [ 12.493110] EDAC sbridge: Seeking for: PCI ID 8086:2f60
> [ 12.493528] EDAC sbridge: Seeking for: PCI ID 8086:2fa8
> [ 12.493943] EDAC sbridge: Seeking for: PCI ID 8086:2fa8
> [ 12.494359] EDAC sbridge: Seeking for: PCI ID 8086:2f71
> [ 12.494789] EDAC sbridge: Seeking for: PCI ID 8086:2f71
> [ 12.495206] EDAC sbridge: Seeking for: PCI ID 8086:2faa
> [ 12.495622] EDAC sbridge: Seeking for: PCI ID 8086:2faa
> [ 12.496040] EDAC sbridge: Seeking for: PCI ID 8086:2fab
> [ 12.496462] EDAC sbridge: Seeking for: PCI ID 8086:2fab
> [ 12.496878] EDAC sbridge: Seeking for: PCI ID 8086:2fac
> [ 12.497297] EDAC sbridge: Seeking for: PCI ID 8086:2fac
> [ 12.497714] EDAC sbridge: Seeking for: PCI ID 8086:2fad
> [ 12.497923] IOAPIC[0]: Set routing entry (8-22 -> 0xb3 -> IRQ 22 Mode:1 Active:1 Dest:1)
> [ 12.497927] IOAPIC[0]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:1 Avail:0 Vector:B3 Dest:00000001 SID:F0FF SQ:0 SVT:1)
> [ 12.497981] snd_hda_intel 0000:00:1b.0: irq 75 for MSI/MSI-X
> [ 12.498086] IOAPIC[1]: Set routing entry (9-12 -> 0xe3 -> IRQ 36 Mode:1 Active:1 Dest:1)
> [ 12.498089] IOAPIC[1]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:1 Avail:0 Vector:E3 Dest:00000001 SID:002C SQ:0 SVT:1)
> [ 12.498093] snd_hda_intel 0000:02:00.1: Disabling MSI
> [ 12.498109] snd_hda_intel 0000:02:00.1: Handle VGA-switcheroo audio client
> [ 12.502542] EDAC sbridge: Seeking for: PCI ID 8086:2fad
> [ 12.502956] EDAC sbridge: Seeking for: PCI ID 8086:2fbd
> [ 12.503365] EDAC sbridge: Seeking for: PCI ID 8086:2f68
> [ 12.503781] EDAC sbridge: Seeking for: PCI ID 8086:2f68
> [ 12.504197] EDAC sbridge: Seeking for: PCI ID 8086:2f79
> [ 12.504620] EDAC sbridge: Seeking for: PCI ID 8086:2f6a
> [ 12.505041] EDAC sbridge: Seeking for: PCI ID 8086:2f6b
> [ 12.505452] EDAC sbridge: Seeking for: PCI ID 8086:2f6c
> [ 12.505869] EDAC sbridge: Seeking for: PCI ID 8086:2f6d
> [ 12.506298] EDAC sbridge: ECC is disabled. Aborting
> [ 12.506718] EDAC sbridge: Couldn't find mci handler

Not sure about what are you complaining, since you didn't show how was
the log before.

From the above, what looks weird, from EDAC driver PoV, is:
[ 12.506298] EDAC sbridge: ECC is disabled. Aborting

Does it used to work before? If so, was there any BIOS setting change?
Does the memories used on this machine have ECC?

Regards,
Mauro

>
>
> Disclaimer:
> Results have been estimated based on internal Intel analysis and are provided
> for informational purposes only. Any difference in system hardware or software
> design or configuration may affect actual performance.
>
>
> Thanks,
> Huang, Ying
>


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