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Message-ID: <20250929150425.GA111624@bhelgaas>
Date: Mon, 29 Sep 2025 10:04:25 -0500
From: Bjorn Helgaas <helgaas@...nel.org>
To: Pasha Tatashin <pasha.tatashin@...een.com>
Cc: Chris Li <chrisl@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Danilo Krummrich <dakr@...nel.org>, Len Brown <lenb@...nel.org>,
linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
linux-acpi@...r.kernel.org, David Matlack <dmatlack@...gle.com>,
Pasha Tatashin <tatashin@...gle.com>,
Jason Miu <jasonmiu@...gle.com>, Vipin Sharma <vipinsh@...gle.com>,
Saeed Mahameed <saeedm@...dia.com>,
Adithya Jayachandran <ajayachandra@...dia.com>,
Parav Pandit <parav@...dia.com>, William Tu <witu@...dia.com>,
Mike Rapoport <rppt@...nel.org>, Jason Gunthorpe <jgg@...pe.ca>,
Leon Romanovsky <leon@...nel.org>
Subject: Re: [PATCH v2 00/10] LUO: PCI subsystem (phase I)
On Sat, Sep 27, 2025 at 02:05:38PM -0400, Pasha Tatashin wrote:
> Hi Bjorn,
>
> My latest submission is the following:
> https://lore.kernel.org/all/20250807014442.3829950-1-pasha.tatashin@soleen.com/
>
> And github repo is in cover letter:
>
> https://github.com/googleprodkernel/linux-liveupdate/tree/luo/v3
>
> It applies cleanly against the mainline without the first three
> patches, as they were already merged.
Not sure what I'm missing. I've tried various things but none apply
cleanly:
$ git remote add luo https://github.com/googleprodkernel/linux-liveupdate.git
$ git fetch luo
From https://github.com/googleprodkernel/linux-liveupdate
* [new branch] hack_pci_pf_stub_demo -> luo/hack_pci_pf_stub_demo
* [new branch] iommu/rfc-v1 -> luo/iommu/rfc-v1
* [new branch] kho/v5 -> luo/kho/v5
* [new branch] kho/v6 -> luo/kho/v6
* [new branch] kho/v7 -> luo/kho/v7
* [new branch] kho/v8 -> luo/kho/v8
* [new branch] lucx/v1 -> luo/lucx/v1
* [new branch] luo/kho-v8 -> luo/luo/kho-v8
* [new branch] luo/memfd-v0.1 -> luo/luo/memfd-v0.1
* [new branch] luo/rfc-v1 -> luo/luo/rfc-v1
* [new branch] luo/rfc-v2 -> luo/luo/rfc-v2
* [new branch] luo/v1 -> luo/luo/v1
* [new branch] luo/v2 -> luo/luo/v2
* [new branch] luo/v3 -> luo/luo/v3
* [new branch] luo/v4 -> luo/luo/v4
* [new branch] master -> luo/master
$ b4 am -om/ https://lore.kernel.org/r/20250916-luo-pci-v2-0-c494053c3c08@kernel.org
Grabbing thread from lore.kernel.org/all/20250916-luo-pci-v2-0-c494053c3c08@...nel.org/t.mbox.gz
Analyzing 13 messages in the thread
Looking for additional code-review trailers on lore.kernel.org
Checking attestation on all messages, may take a moment...
---
✓ [PATCH v2 1/10] PCI/LUO: Register with Liveupdate Orchestrator
✓ [PATCH v2 2/10] PCI/LUO: Create requested liveupdate device list
✓ [PATCH v2 3/10] PCI/LUO: Forward prepare()/freeze()/cancel() callbacks to driver
✓ [PATCH v2 4/10] PCI/LUO: Restore state at PCI enumeration
✓ [PATCH v2 5/10] PCI/LUO: Forward finish callbacks to drivers
✓ [PATCH v2 6/10] PCI/LUO: Save and restore driver name
✓ [PATCH v2 7/10] PCI/LUO: Add liveupdate to pcieport driver
✓ [PATCH v2 8/10] PCI/LUO: Add pci_liveupdate_get_driver_data()
✓ [PATCH v2 9/10] PCI/LUO: Avoid write to bus master at boot
✓ [PATCH v2 10/10] PCI: pci-lu-stub: Add a stub driver for Live Update testing
---
✓ Signed: DKIM/kernel.org
---
Total patches: 10
---
Cover: m/v2_20250916_chrisl_luo_pci_subsystem_phase_i.cover
Link: https://lore.kernel.org/r/20250916-luo-pci-v2-0-c494053c3c08@kernel.org
Base: base-commit 9ab803064e3d1be9673d2829785a69fd0578b24e not known, ignoring
Base: not specified
git am m/v2_20250916_chrisl_luo_pci_subsystem_phase_i.mbx
$ git checkout -b wip/2509-chris-luo-pci-v2 luo/luo/rfc-v2; git am m/v2_20250916_chrisl_luo_pci_subsystem_phase_i.mbx
Updating files: 100% (21294/21294), done.
branch 'wip/2509-chris-luo-pci-v2' set up to track 'luo/luo/rfc-v2'.
Switched to a new branch 'wip/2509-chris-luo-pci-v2'
Applying: PCI/LUO: Register with Liveupdate Orchestrator
Applying: PCI/LUO: Create requested liveupdate device list
Applying: PCI/LUO: Forward prepare()/freeze()/cancel() callbacks to driver
Applying: PCI/LUO: Restore state at PCI enumeration
Applying: PCI/LUO: Forward finish callbacks to drivers
Applying: PCI/LUO: Save and restore driver name
error: patch failed: drivers/pci/probe.c:2714
error: drivers/pci/probe.c: patch does not apply
Patch failed at 0006 PCI/LUO: Save and restore driver name
hint: Use 'git am --show-current-patch=diff' to see the failed patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
$ git checkout -b wip/2509-chris-luo-pci-v2 luo/luo/v2; git am m/v2_20250916_chrisl_luo_pci_subsystem_phase_i.mbx
Updating files: 100% (12217/12217), done.
branch 'wip/2509-chris-luo-pci-v2' set up to track 'luo/luo/v2'.
Switched to a new branch 'wip/2509-chris-luo-pci-v2'
Applying: PCI/LUO: Register with Liveupdate Orchestrator
error: patch failed: MAINTAINERS:14014
error: MAINTAINERS: patch does not apply
Patch failed at 0001 PCI/LUO: Register with Liveupdate Orchestrator
hint: Use 'git am --show-current-patch=diff' to see the failed patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
$ git checkout -b wip/2509-chris-luo-pci-v2 luo/luo/v3; git am m/v2_20250916_chrisl_luo_pci_subsystem_phase_i.mbx
branch 'wip/2509-chris-luo-pci-v2' set up to track 'luo/luo/v3'.
Switched to a new branch 'wip/2509-chris-luo-pci-v2'
Applying: PCI/LUO: Register with Liveupdate Orchestrator
error: patch failed: MAINTAINERS:14014
error: MAINTAINERS: patch does not apply
Patch failed at 0001 PCI/LUO: Register with Liveupdate Orchestrator
hint: Use 'git am --show-current-patch=diff' to see the failed patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
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