linux-kernel - Re: [PATCH v3 6/6] PCI/AER: Unmask RCEC internal errors to enable RCH downstream port error handling

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Date:   Fri, 14 Apr 2023 16:47:08 +0200
From:   Robert Richter <rrichter@....com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>
CC:     Ira Weiny <ira.weiny@...el.com>,
        Bjorn Helgaas <helgaas@...nel.org>,
        "Terry Bowman" <terry.bowman@....com>,
        <alison.schofield@...el.com>, <vishal.l.verma@...el.com>,
        <bwidawsk@...nel.org>, <dan.j.williams@...el.com>,
        <dave.jiang@...el.com>, <linux-cxl@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <bhelgaas@...gle.com>,
        Oliver O'Halloran <oohall@...il.com>,
        "Mahesh J Salgaonkar" <mahesh@...ux.ibm.com>,
        <linuxppc-dev@...ts.ozlabs.org>, <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v3 6/6] PCI/AER: Unmask RCEC internal errors to enable
 RCH downstream port error handling

On 14.04.23 12:55:43, Jonathan Cameron wrote:
> On Fri, 14 Apr 2023 13:21:37 +0200
> Robert Richter <rrichter@....com> wrote:

> > The version I have ready after addressing Bjorn's comments is pretty
> > much the same, apart from error checking of the read/writes.
> > 
> > From your patch proposed you will need it in aer.c too and we do not
> > need to export it.
> 
> I think for the other components we'll want to call it from cxl_pci_ras_unmask()
> so an export needed.
> 
> I also wonder if a more generic function would be better as seems likely
> similar code will be needed for errors other than this pair.

There are only a few masked by default, but not only internals. Will
consider that and also make it easy to export later once needed.

Thanks,

-Robert