[CentOS] FYI - pci_mmcfg_init kernel error after upgrading to 5.6

Tue Apr 26 11:27:20 UTC 2011
Leonard den Ottolander <leonard at den.ottolander.nl>

Hello Johnny,

On Mon, 2011-04-25 at 09:26 -0500, Johnny Hughes wrote:
> On 04/25/2011 08:58 AM, Windsor Dave L. (AdP/TEF7.1) wrote:
> > There are apparently performance implications due to this issue. 
> > Fortunately, the solution is simple:  just boot with the kernel parameter
> >      acpi_mcfg_max_pci_bus_num=on

> Supposedly this issue is fixed in the 5.6 kernel ... not introduced in it :D
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=581933
> 
> However, the advise is good regardless of version of kernel.

Not exactly. That kernel parameter *is* the fix.

Regards,
Leonard.

-- 
mount -t life -o ro /dev/dna /genetic/research