[PATCH v2 1/2] powerpc: add refcount to struct pci_controller

Mauricio Faria de Oliveira mauricfo at linux.vnet.ibm.com
Wed Aug 10 22:03:52 AEST 2016

On 08/09/2016 10:45 PM, Andrew Donnellan wrote:
>> [snip] Notably, only
>> the pseries platform calls pcibios_free_controller() for some purpose
>> other than to release the pci_controller in case of errors just after
>> the call to pcibios_alloc_controller() (i.e., 'goto error' scenarios).
> cxl's vPHB API also uses pcibios_free_controller() [snip]

Cool. I see I missed this report line from grep; thanks. I was mostly
biased at arch/powerpc/ and driver/pci/ these days.

> I'm currently working on a cxl defect found by an IBM test team where we
> run into this - will review this patch more thoroughly and test it shortly.

That's great; thanks!

Mauricio Faria de Oliveira
IBM Linux Technology Center

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