From: Sinan Kaya <okaya@kernel.org>
To: Keith Busch <keith.busch@intel.com>,
Linux PCI <linux-pci@vger.kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Thomas Tai <thomas.tai@oracle.com>,
poza@codeaurora.org, Lukas Wunner <lukas@wunner.de>
Subject: Re: [PATCH 14/16] pciehp: Ignore link events during DPC event
Date: Fri, 31 Aug 2018 15:18:15 -0700 [thread overview]
Message-ID: <01398ef7-88a8-cac1-3e15-ef68c165f7a4@kernel.org> (raw)
In-Reply-To: <20180831212639.10196-15-keith.busch@intel.com>
On 8/31/2018 2:26 PM, Keith Busch wrote:
> This is safe because the pciehp and DPC drivers share the same
> interrupt. The DPC driver sets the bus state in the top-half interrupt
> context, and the pciehp driver checks and masks off link events in its
> bottom-half error handler.
Where is this coming from? Is there a spec reference?
DPC and HP interrupts can be implemented as MSI-x interrupts and could
be unrelated interrupt IDs?
next prev parent reply other threads:[~2018-09-01 2:27 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-31 21:26 [PATCH 00/16] PCI, error handling and hot plug Keith Busch
2018-08-31 21:26 ` [PATCH 01/16] PCI: Simplify disconnected marking Keith Busch
2018-08-31 21:26 ` [PATCH 02/16] PCI: Fix pci_reset_bus Keith Busch
2018-08-31 21:52 ` Sinan Kaya
2018-08-31 22:08 ` Keith Busch
2018-08-31 21:26 ` [PATCH 03/16] PCI/AER: Remove dead code Keith Busch
2018-08-31 21:26 ` [PATCH 04/16] PCI/ERR: Use slot reset if available Keith Busch
2018-09-01 17:20 ` Lukas Wunner
2018-09-04 14:53 ` Keith Busch
2018-08-31 21:26 ` [PATCH 05/16] PCI/ERR: Handle fatal error recovery Keith Busch
2018-09-01 8:31 ` Christoph Hellwig
2018-09-05 5:56 ` poza
2018-08-31 21:26 ` [PATCH 06/16] PCI/ERR: Remove devices on recovery failure Keith Busch
2018-08-31 22:26 ` Sinan Kaya
2018-08-31 21:26 ` [PATCH 07/16] PCI/ERR: Always use the first downstream port Keith Busch
2018-08-31 21:26 ` [PATCH 08/16] PCI/ERR: Simplify broadcast callouts Keith Busch
2018-09-01 8:33 ` Christoph Hellwig
2018-08-31 21:26 ` [PATCH 09/16] PCI/ERR: Report current recovery status for udev Keith Busch
2018-09-01 8:36 ` Christoph Hellwig
2018-08-31 21:26 ` [PATCH 10/16] PCI/portdrv: Provide pci error callbacks Keith Busch
2018-09-02 10:16 ` Lukas Wunner
2018-09-04 21:38 ` Keith Busch
2018-08-31 21:26 ` [PATCH 11/16] PCI/portdrv: Restore pci state on slot reset Keith Busch
2018-09-02 9:34 ` Lukas Wunner
2018-09-04 14:36 ` Keith Busch
2018-08-31 21:26 ` [PATCH 12/16] PCI/pciehp: Fix powerfault detection order Keith Busch
2018-09-01 15:18 ` Lukas Wunner
2018-09-04 14:27 ` Keith Busch
2018-08-31 21:26 ` [PATCH 13/16] PCI/pciehp: Implement error handling callbacks Keith Busch
2018-09-02 10:39 ` Lukas Wunner
2018-09-04 14:19 ` Keith Busch
2018-08-31 21:26 ` [PATCH 14/16] pciehp: Ignore link events during DPC event Keith Busch
2018-08-31 22:18 ` Sinan Kaya [this message]
2018-08-31 22:33 ` Keith Busch
2018-08-31 22:55 ` Sinan Kaya
2018-08-31 22:59 ` Keith Busch
2018-08-31 23:07 ` Sinan Kaya
2018-09-02 14:27 ` Lukas Wunner
2018-09-04 14:16 ` Keith Busch
2018-09-04 14:40 ` Lukas Wunner
2018-09-04 15:31 ` Keith Busch
2018-08-31 21:26 ` [PATCH 15/16] PCI/DPC: Wait for reset complete Keith Busch
2018-08-31 22:15 ` Sinan Kaya
2018-08-31 21:26 ` [PATCH 16/16] PCI: Unify device inaccessible Keith Busch
2018-09-02 14:39 ` Lukas Wunner
2018-09-03 0:38 ` Benjamin Herrenschmidt
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=01398ef7-88a8-cac1-3e15-ef68c165f7a4@kernel.org \
--to=okaya@kernel.org \
--cc=benh@kernel.crashing.org \
--cc=bhelgaas@google.com \
--cc=keith.busch@intel.com \
--cc=linux-pci@vger.kernel.org \
--cc=lukas@wunner.de \
--cc=poza@codeaurora.org \
--cc=thomas.tai@oracle.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;
as well as URLs for NNTP newsgroup(s).