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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Randy Dunlap , Zheng Bin , Yang Yingliang , Suman Ghosh , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Paul Gazzillo Subject: [PATCH] octeontx2_pf: Select NET_DEVLINK when enabling OCTEONTX2_PF Date: Fri, 16 Dec 2022 16:54:48 -0500 Message-Id: <20221216215509.821591-1-paul@pgazz.com> MIME-Version: 1.0 X-Spam-Status: No, score=1.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_SBL_CSS,RCVD_IN_XBL, SPF_HELO_PASS,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1752409612724020552?= X-GMAIL-MSGID: =?utf-8?q?1752409612724020552?= When using COMPILE_TEST, the driver controlled by OCTEONTX2_PF does not select NET_DEVLINK while the related OCTEONTX2_AF driver does. This means that when OCTEONTX2_PF is enabled from a default configuration, linker errors will occur due to undefined references to code controlled by NET_DEVLINK. 1. make.cross ARCH=x86_64 defconfig 2. make.cross ARCH=x86_64 menuconfig 3. Enable COMPILE_TEST General setup ---> Compile also drivers which will not load 4. Enable OCTEONTX2_PF Device Drivers ---> Network device support ---> Ethernet driver support ---> Marvell OcteonTX2 NIC Physical Function driver 5. Exit and save configuration. NET_DEVLINK will still be disabled. 6. make.cross ARCH=x86_64 several linker errors, for example, ld: drivers/net/ethernet/marvell/octeontx2/nic/otx2_devlink.o: in function `otx2_register_dl': otx2_devlink.c:(.text+0x142): undefined reference to `devlink_alloc_ns' This fix adds "select NET_DEVLINK" link to OCTEONTX2_PF's Kconfig specification to match OCTEONTX2_AF. Signed-off-by: Paul Gazzillo --- drivers/net/ethernet/marvell/octeontx2/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/marvell/octeontx2/Kconfig b/drivers/net/ethernet/marvell/octeontx2/Kconfig index 3f982ccf2c85..639893d87055 100644 --- a/drivers/net/ethernet/marvell/octeontx2/Kconfig +++ b/drivers/net/ethernet/marvell/octeontx2/Kconfig @@ -31,6 +31,7 @@ config NDC_DIS_DYNAMIC_CACHING config OCTEONTX2_PF tristate "Marvell OcteonTX2 NIC Physical Function driver" select OCTEONTX2_MBOX + select NET_DEVLINK depends on (64BIT && COMPILE_TEST) || ARM64 depends on PCI depends on PTP_1588_CLOCK_OPTIONAL