From: Bjorn Helgaas <helgaas@kernel.org> To: Meelis Roos <mroos@linux.ee> Cc: Bjorn Helgaas <bhelgaas@google.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, linux-pci@vger.kernel.org Subject: Re: HH DL585 warm boot fail (old) Date: Wed, 24 Oct 2018 08:49:47 -0500 [thread overview] Message-ID: <20181024134946.GA214775@bhelgaas-glaptop.roam.corp.google.com> (raw) In-Reply-To: <b36c537a-90ee-c474-9efa-df2ead8e0376@linux.ee> On Wed, Oct 24, 2018 at 10:47:24AM +0300, Meelis Roos wrote: > > Would you mind opening a report at https://bugzilla.kernel.org? I'm > > not sure if anybody will be able to do anything about this, but it's > > always possible. > > Submitted now, https://bugzilla.kernel.org/show_bug.cgi?id=201503 > > > A complete dmesg log and "sudo lspci -vv" output from a successful > > boot would be a good start. And if you have a screenshot of the > > failure, that would help, too. You can use the "ignore_loglevel" > > kernel parameter to make sure we see everything on the console. > > Added. > > > Does this machine have an iLO? If so, it may have logs that > > could be useful if this is related to some sort of bus error. > > Nothing in the ILO logs. Great, thanks! Can you try the patch below? This is extracted from the code here: https://github.com/joyent/illumos-joyent/blob/b6a0b04d591f5b877cfe05f45e81f0e8a5cfc2b3/usr/src/uts/intel/io/pci/pci_boot.c#L1805 I'm not sure why this would be only an intermittent problem, but at least we can see if this is related. diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 6bc27b7fd452..842f900ed194 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5113,3 +5113,15 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MICROSEMI, 0x8575, quirk_switchtec_ntb_dma_alias); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MICROSEMI, 0x8576, quirk_switchtec_ntb_dma_alias); + +static void quirk_amd_8111(struct pci_dev *pdev) +{ + u8 ioc; + + pci_read_config_byte(pdev, 0x40, &ioc); + if (ioc & 0x80) { + pci_info(pdev, "disabling NMI on error\n"); + pci_write_config_byte(pdev, 0x40, ioc & ~0x80); + } +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AMD, 0x7468, quirk_amd_8111);
next prev parent reply other threads:[~2018-10-24 13:49 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-07-06 19:12 Meelis Roos 2018-07-09 13:38 ` Bjorn Helgaas 2018-10-24 7:47 ` Meelis Roos 2018-10-24 13:49 ` Bjorn Helgaas [this message] 2018-10-24 14:47 ` HP " Meelis Roos 2018-10-24 16:34 ` Bjorn Helgaas 2018-10-25 14:40 ` Meelis Roos
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