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AJvYcCVcHr1BJ4tLJ+rZYcnP7Jz0CLqWUiBev8jJYI4uBhUCgA1J73RCl6iFH+aQ/giIT0iOTDqIgPDtxvC2I64=@vger.kernel.org X-Gm-Message-State: AOJu0Yybw5hhZyXn6Eqzwa2Nsrc8t9OezasTF98CPAYjslLLuZZi+1Z2 MBQIRHSptVI/Hv6yF0JD4IwgPy02j1VCcCaAWkYhy7W388M99nYnFRBlH+ET/dm+YcOFHyGLM4f aClHR/lSo0g== X-Google-Smtp-Source: AGHT+IGi63368+j4schUOx0wr2SHTaDZh32wZixnKr/b5gJJ0dBIteyX+gJFYt89f2kz+wLVliJYYTwPu7xP X-Received: from pjbnu5.prod.google.com ([2002:a17:90b:1b05:b0:33b:c59f:b015]) (user=vipinsh job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:240a:b0:33b:d373:c899 with SMTP id 98e67ed59e1d1-33bd373c8ddmr4671671a91.22.1760746069495; Fri, 17 Oct 2025 17:07:49 -0700 (PDT) Date: Fri, 17 Oct 2025 17:07:07 -0700 In-Reply-To: <20251018000713.677779-1-vipinsh@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251018000713.677779-1-vipinsh@google.com> X-Mailer: git-send-email 2.51.0.858.gf9c4a03a3a-goog Message-ID: <20251018000713.677779-16-vipinsh@google.com> Subject: [RFC PATCH 15/21] PCI: Make PCI saved state and capability structs public From: Vipin Sharma To: bhelgaas@google.com, alex.williamson@redhat.com, pasha.tatashin@soleen.com, dmatlack@google.com, jgg@ziepe.ca, graf@amazon.com Cc: pratyush@kernel.org, gregkh@linuxfoundation.org, chrisl@kernel.org, rppt@kernel.org, skhawaja@google.com, parav@nvidia.com, saeedm@nvidia.com, kevin.tian@intel.com, jrhilke@google.com, david@redhat.com, jgowans@amazon.com, dwmw2@infradead.org, epetron@amazon.de, junaids@google.com, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, Vipin Sharma Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Move struct pci_saved_state{} and struct pci_cap_saved_data{} to linux/pci.h so that they are available to code outside of the PCI core. These structs will be used in subsequent commits to serialize and deserialize PCI state across Live Update. Signed-off-by: Vipin Sharma --- drivers/pci/pci.c | 5 ----- drivers/pci/pci.h | 7 ------- include/linux/pci.h | 13 +++++++++++++ 3 files changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index b14dd064006c..b68bf3e820ce 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1884,11 +1884,6 @@ void pci_restore_state(struct pci_dev *dev) } EXPORT_SYMBOL(pci_restore_state); =20 -struct pci_saved_state { - u32 config_space[16]; - struct pci_cap_saved_data cap[]; -}; - /** * pci_store_saved_state - Allocate and return an opaque struct containing * the device saved state. diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 09476a467cc0..973fcdf7898d 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -197,13 +197,6 @@ int pci_bridge_secondary_bus_reset(struct pci_dev *dev= ); int pci_bus_error_reset(struct pci_dev *dev); int __pci_reset_bus(struct pci_bus *bus); =20 -struct pci_cap_saved_data { - u16 cap_nr; - bool cap_extended; - unsigned int size; - u32 data[]; -}; - struct pci_cap_saved_state { struct hlist_node next; struct pci_cap_saved_data cap; diff --git a/include/linux/pci.h b/include/linux/pci.h index 8ce2d4528193..70c9b12c8c02 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1448,6 +1448,19 @@ void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); =20 + +struct pci_cap_saved_data { + u16 cap_nr; + bool cap_extended; + unsigned int size; + u32 data[]; +}; + +struct pci_saved_state { + u32 config_space[16]; + struct pci_cap_saved_data cap[]; +}; + /* Power management related routines */ int pci_save_state(struct pci_dev *dev); void pci_restore_state(struct pci_dev *dev); --=20 2.51.0.858.gf9c4a03a3a-goog