From: Borislav Petkov <bp@alien8.de>
To: Keith Busch <keith.busch@intel.com>
Cc: Bjorn Helgaas <helgaas@kernel.org>,
Jon Derrick <jonathan.derrick@intel.com>,
linux-pci@vger.kernel.org,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>, Tony Luck <tony.luck@intel.com>,
Tyler Baicar <tbaicar@codeaurora.org>,
Christoph Hellwig <hch@infradead.org>,
linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] PCI/AER: Option to leave System Error Interrupts as-is
Date: Fri, 2 Nov 2018 17:26:23 +0100 [thread overview]
Message-ID: <20181102162623.GH14602@zn.tnic> (raw)
In-Reply-To: <20181102161730.GA26392@localhost.localdomain>
On Fri, Nov 02, 2018 at 10:17:30AM -0600, Keith Busch wrote:
> VMD acts a bit like a host-bus adapter. The firmware knows about the
> adapter, but not about anything on the bus that it attaches to.
>
> This "hybrid" approach is basically saying that the firmware knows about
> the HBA, and it wants a chance to be notified of errors on the bus it
> attaches to, but the firmware can't do anything about such errors.
>
> The bus in this case is PCIe, where we have capable error handling in the
> kernel driver, so we ultimately want the AER driver handling the errors.
Not a problem - GHES already knows about AER and calls into it for
CPER_SEC_PCIE errors:
ghes_do_proc
-> ghes_handle_aer
|-> aer_recover_queue
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
next prev parent reply other threads:[~2018-11-02 16:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1540585146-31876-1-git-send-email-jonathan.derrick@intel.com>
2018-10-29 21:06 ` [PATCH 1/3] PCI/AER: Option to leave System Error Interrupts as-is Bjorn Helgaas
2018-11-02 9:53 ` Borislav Petkov
2018-11-02 16:17 ` Keith Busch
2018-11-02 16:26 ` Borislav Petkov [this message]
2018-11-02 16:34 ` Keith Busch
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20181102162623.GH14602@zn.tnic \
--to=bp@alien8.de \
--cc=hch@infradead.org \
--cc=helgaas@kernel.org \
--cc=jonathan.derrick@intel.com \
--cc=keith.busch@intel.com \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=lorenzo.pieralisi@arm.com \
--cc=rjw@rjwysocki.net \
--cc=tbaicar@codeaurora.org \
--cc=tony.luck@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox