Re: Regression with commit PCI: mvebu: Convert to PCI emulated bridge config space

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Hello Luis,

On Tue, 8 Jan 2019 23:22:05 +0000, Luís Mendes wrote:

> > Sorry for the long delay, the Christmas/New Year vacation and some
> > personal issues got in the way.  
> No problem, life has its priorities! and by the way: Happy new year!

Thanks, you too!


> > You will most likely have to increase CONFIG_LOG_BUF_SHIFT to avoid
> > having dropped messages, as my additional debug messages are quite
> > verbose. I'm using CONFIG_LOG_BUF_SHIFT=16.  
> The logs from the new kernel are not starting at 0.0 sec, as
> CONFIG_LOG_BUF_SHIFT=16 wasn't large enough, but for the reverted
> patch case I changed to CONFIG_LOG_BUF_SHIFT=17.
> If you find relevant information can be missing tell me and I will
> recompile the kernel with the patch
> 1f08673eef1236f7d02d93fcf596bb8531ef0d12 applied and
> CONFIG_LOG_BUF_SHIFT=17. I believe it won't be needed though, since
> the pci logs are practically complete.

Sadly, the kern_4.20_debug.log file is incomplete. I would like to at
least see it starting from:

Jan  8 22:57:51 picolo kernel: [    6.792819] mvebu-pcie soc:pcie: MEM: [mem 0xd0000000-0xefffffff], IO: [io  0xffe00000-0xffefffff]

(this line from the reverted log, but I'd like to see it in the non-reverted log as well)

Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com



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