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McKenney" , Mahesh J Salgaonkar , Oliver O'Halloran , Kai-Heng Feng , Keith Busch , Robert Richter , Terry Bowman , Shiju Jose , Dave Jiang , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Bjorn Helgaas , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= Subject: Re: [PATCH v7 13/17] PCI/AER: Make all pci_print_aer() log levels depend on error type Message-ID: <20250521174512.GA1426306@bhelgaas> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250521105659.000064bd@huawei.com> On Wed, May 21, 2025 at 10:56:59AM +0100, Jonathan Cameron wrote: > On Tue, 20 May 2025 16:50:30 -0500 > Bjorn Helgaas wrote: > > > From: Karolina Stolarek > > > > Some existing logs in pci_print_aer() log with error severity by default. > > Convert them to depend on error type (consistent with rest of AER logging). > > > > Signed-off-by: Karolina Stolarek > > Signed-off-by: Bjorn Helgaas > > Tested-by: Krzysztof Wilczyński > > Reviewed-by: Kuppuswamy Sathyanarayanan > > Reviewed-by: Ilpo Järvinen > > One comment inline. It is painful to have a non trivial comment > that says we didn't pass a parameter for 'reason X' when maybe > it would be simpler to just pass it and not care that it always > takes the same value? I agree. I added a patch to pass the level to pcie_print_tlp_log(). > Either way this is fine. > Reviewed-by: Jonathan Cameron > > > --- > > drivers/pci/pcie/aer.c | 16 +++++++++++----- > > 1 file changed, 11 insertions(+), 5 deletions(-) > > > > diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c > > index f5e9961d2c63..4cdcf0ebd86d 100644 > > --- a/drivers/pci/pcie/aer.c > > +++ b/drivers/pci/pcie/aer.c > > @@ -788,15 +788,21 @@ void pci_print_aer(struct pci_dev *dev, int aer_severity, > > layer = AER_GET_LAYER_ERROR(aer_severity, status); > > agent = AER_GET_AGENT(aer_severity, status); > > > > - pci_err(dev, "aer_status: 0x%08x, aer_mask: 0x%08x\n", status, mask); > > + aer_printk(info.level, dev, "aer_status: 0x%08x, aer_mask: 0x%08x\n", > > + status, mask); > > __aer_print_error(dev, &info); > > - pci_err(dev, "aer_layer=%s, aer_agent=%s\n", > > - aer_error_layer[layer], aer_agent_string[agent]); > > + aer_printk(info.level, dev, "aer_layer=%s, aer_agent=%s\n", > > + aer_error_layer[layer], aer_agent_string[agent]); > > > > if (aer_severity != AER_CORRECTABLE) > > - pci_err(dev, "aer_uncor_severity: 0x%08x\n", > > - aer->uncor_severity); > > + aer_printk(info.level, dev, "aer_uncor_severity: 0x%08x\n", > > + aer->uncor_severity); > > > > + /* > > + * pcie_print_tlp_log() uses KERN_ERR, but we only call it when > > + * tlp_header_valid is set, and info.level is always KERN_ERR in > > + * that case. > > I wonder if it's easier to just pass the level in than have the > comment? > > > + */ > > if (tlp_header_valid) > > pcie_print_tlp_log(dev, &aer->header_log, dev_fmt(" ")); > > } >