From: Pranjal Shrivastava <praan@google.com>
To: David Matlack <dmatlack@google.com>
Cc: kexec@lists.infradead.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-pci@vger.kernel.org,
Adithya Jayachandran <ajayachandra@nvidia.com>,
Alexander Graf <graf@amazon.com>,
Alex Williamson <alex@shazbot.org>,
Bjorn Helgaas <bhelgaas@google.com>, Chris Li <chrisl@kernel.org>,
David Rientjes <rientjes@google.com>,
Jacob Pan <jacob.pan@linux.microsoft.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Jonathan Corbet <corbet@lwn.net>, Josh Hilke <jrhilke@google.com>,
Leon Romanovsky <leonro@nvidia.com>,
Lukas Wunner <lukas@wunner.de>, Mike Rapoport <rppt@kernel.org>,
Parav Pandit <parav@nvidia.com>,
Pasha Tatashin <pasha.tatashin@soleen.com>,
Pratyush Yadav <pratyush@kernel.org>,
Saeed Mahameed <saeedm@nvidia.com>,
Samiullah Khawaja <skhawaja@google.com>,
Shuah Khan <skhan@linuxfoundation.org>,
Vipin Sharma <vipinsh@google.com>, William Tu <witu@nvidia.com>,
Yi Liu <yi.l.liu@intel.com>
Subject: Re: [PATCH v6 10/12] PCI: liveupdate: Freeze preservation status during shutdown
Date: Mon, 8 Jun 2026 11:47:48 +0000 [thread overview]
Message-ID: <aiar5MyWymrLjQjA@google.com> (raw)
In-Reply-To: <20260522202410.3104264-11-dmatlack@google.com>
On Fri, May 22, 2026 at 08:24:08PM +0000, David Matlack wrote:
> Freeze a device's outgoing preservation status (preserved or not
> preserved) during shutdown. This enables the PCI core and drivers to
> safely make decisions based on the device's preservation status during
> shutdown.
>
> Note that pci_liveupdate_freeze() is triggered by the PCI core rather
> than from drivers participating in Live Update so that all devices can
> have their status frozen (i.e. prevent non-preserved devices from
> getting preserved late).
>
> Signed-off-by: David Matlack <dmatlack@google.com>
Reviewed-by: Pranjal Shrivastava <praan@google.com>
Thanks,
Praan
next prev parent reply other threads:[~2026-06-08 11:47 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-22 20:23 [PATCH v6 00/12] PCI: liveupdate: PCI core support for Live Update David Matlack
2026-05-22 20:23 ` [PATCH v6 01/12] PCI: liveupdate: Set up FLB handler for the PCI core David Matlack
2026-06-05 5:41 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 02/12] PCI: liveupdate: Track outgoing preserved PCI devices David Matlack
2026-06-05 6:11 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 03/12] PCI: liveupdate: Track incoming " David Matlack
2026-06-06 10:08 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 04/12] PCI: liveupdate: Document driver binding responsibilities David Matlack
2026-05-25 15:35 ` Pratyush Yadav
2026-06-06 10:20 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 05/12] PCI: liveupdate: Keep bus numbers constant during Live Update David Matlack
2026-06-06 11:10 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 06/12] PCI: liveupdate: Auto-preserve upstream bridges across " David Matlack
2026-06-06 22:15 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 07/12] PCI: Refactor matching logic for pci_dev_acs_ops David Matlack
2026-06-07 19:01 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 08/12] PCI: liveupdate: Inherit ACS flags in incoming preserved devices David Matlack
2026-06-07 20:37 ` Pranjal Shrivastava
2026-06-08 10:49 ` Pranjal Shrivastava
2026-06-08 18:16 ` Jason Gunthorpe
2026-05-22 20:24 ` [PATCH v6 09/12] PCI: liveupdate: Inherit ARI Forwarding Enable on preserved bridges David Matlack
2026-06-08 11:33 ` Pranjal Shrivastava
2026-06-08 18:19 ` Jason Gunthorpe
2026-05-22 20:24 ` [PATCH v6 10/12] PCI: liveupdate: Freeze preservation status during shutdown David Matlack
2026-06-08 11:47 ` Pranjal Shrivastava [this message]
2026-05-22 20:24 ` [PATCH v6 11/12] PCI: liveupdate: Do not disable bus mastering on preserved devices during kexec David Matlack
2026-06-08 11:58 ` Pranjal Shrivastava
2026-05-22 20:24 ` [PATCH v6 12/12] Documentation: PCI: Add documentation for Live Update David Matlack
2026-06-08 12:01 ` Pranjal Shrivastava
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=aiar5MyWymrLjQjA@google.com \
--to=praan@google.com \
--cc=ajayachandra@nvidia.com \
--cc=alex@shazbot.org \
--cc=bhelgaas@google.com \
--cc=chrisl@kernel.org \
--cc=corbet@lwn.net \
--cc=dmatlack@google.com \
--cc=graf@amazon.com \
--cc=jacob.pan@linux.microsoft.com \
--cc=jgg@nvidia.com \
--cc=jrhilke@google.com \
--cc=kexec@lists.infradead.org \
--cc=leonro@nvidia.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-pci@vger.kernel.org \
--cc=lukas@wunner.de \
--cc=parav@nvidia.com \
--cc=pasha.tatashin@soleen.com \
--cc=pratyush@kernel.org \
--cc=rientjes@google.com \
--cc=rppt@kernel.org \
--cc=saeedm@nvidia.com \
--cc=skhan@linuxfoundation.org \
--cc=skhawaja@google.com \
--cc=vipinsh@google.com \
--cc=witu@nvidia.com \
--cc=yi.l.liu@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