From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de> To: Bjorn Helgaas <bhelgaas@google.com> Cc: "Geert Uytterhoeven" <geert@linux-m68k.org>, kernel@pengutronix.de, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, linux-pci@vger.kernel.org, "Michael Ellerman" <mpe@ellerman.id.au>, "Benjamin Herrenschmidt" <benh@kernel.crashing.org>, "Paul Mackerras" <paulus@samba.org>, "Russell Currey" <ruscur@russell.cc>, "Oliver O'Halloran" <oohall@gmail.com>, "Peter Zijlstra" <peterz@infradead.org>, "Ingo Molnar" <mingo@redhat.com>, "Arnaldo Carvalho de Melo" <acme@kernel.org>, "Mark Rutland" <mark.rutland@arm.com>, "Alexander Shishkin" <alexander.shishkin@linux.intel.com>, "Jiri Olsa" <jolsa@redhat.com>, "Namhyung Kim" <namhyung@kernel.org>, "Thomas Gleixner" <tglx@linutronix.de>, "Borislav Petkov" <bp@alien8.de>, x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, "Rafał Miłecki" <zajec5@gmail.com>, "Zhou Wang" <wangzhou1@hisilicon.com>, "Herbert Xu" <herbert@gondor.apana.org.au>, "David S. Miller" <davem@davemloft.net>, "Giovanni Cabiddu" <giovanni.cabiddu@intel.com>, "Sathya Prakash" <sathya.prakash@broadcom.com>, "Sreekanth Reddy" <sreekanth.reddy@broadcom.com>, "Suganath Prabu Subramani" <suganath-prabu.subramani@broadcom.com>, "Frederic Barrat" <fbarrat@linux.ibm.com>, "Andrew Donnellan" <ajd@linux.ibm.com>, "Arnd Bergmann" <arnd@arndb.de>, "Yisen Zhuang" <yisen.zhuang@huawei.com>, "Salil Mehta" <salil.mehta@huawei.com>, "Jakub Kicinski" <kuba@kernel.org>, "Vadym Kochan" <vkochan@marvell.com>, "Taras Chornyi" <tchornyi@marvell.com>, "Jiri Pirko" <jiri@nvidia.com>, "Ido Schimmel" <idosch@nvidia.com>, "Simon Horman" <simon.horman@corigine.com>, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>, "Boris Ostrovsky" <boris.ostrovsky@oracle.com>, "Juergen Gross" <jgross@suse.com>, "Stefano Stabellini" <sstabellini@kernel.org>, "Michael Buesch" <m@bues.ch>, "Mathias Nyman" <mathias.nyman@intel.com>, "Fiona Trahe" <fiona.trahe@intel.com>, "Andy Shevchenko" <andriy.shevchenko@intel.com>, "Wojciech Ziemba" <wojciech.ziemba@intel.com>, "Alexander Duyck" <alexanderduyck@fb.com>, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-wireless@vger.kernel.org, linux-crypto@vger.kernel.org, qat-linux@intel.com, MPT-FusionLinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, netdev@vger.kernel.org, oss-drivers@corigine.com, xen-devel@lists.xenproject.org, linux-usb@vger.kernel.org Subject: [PATCH v1 0/5] PCI: Drop duplicated tracking of a pci_dev's bound driver Date: Thu, 29 Jul 2021 22:37:35 +0200 [thread overview] Message-ID: <20210729203740.1377045-1-u.kleine-koenig@pengutronix.de> (raw) Hello, struct pci_dev tracks the bound pci driver twice. This series is about removing this duplication. The first two patches are just cleanups. The third patch introduces a wrapper that abstracts access to struct pci_dev->driver. In the next patch (hopefully) all users are converted to use the new wrapper and finally the fifth patch removes the duplication. Note this series is only build tested (allmodconfig on several architectures). I'm open to restructure this series if this simplifies things. E.g. the use of the new wrapper in drivers/pci could be squashed into the patch introducing the wrapper. Patch 4 could be split by maintainer tree or squashed into patch 3 completely. Best regards Uwe Uwe Kleine-König (5): PCI: Simplify pci_device_remove() PCI: Drop useless check from pci_device_probe() PCI: Provide wrapper to access a pci_dev's bound driver PCI: Adapt all code locations to not use struct pci_dev::driver directly PCI: Drop duplicated tracking of a pci_dev's bound driver arch/powerpc/include/asm/ppc-pci.h | 3 +- arch/powerpc/kernel/eeh_driver.c | 12 +++-- arch/x86/events/intel/uncore.c | 2 +- arch/x86/kernel/probe_roms.c | 2 +- drivers/bcma/host_pci.c | 6 ++- drivers/crypto/hisilicon/qm.c | 2 +- drivers/crypto/qat/qat_common/adf_aer.c | 2 +- drivers/message/fusion/mptbase.c | 4 +- drivers/misc/cxl/guest.c | 21 ++++---- drivers/misc/cxl/pci.c | 25 ++++++---- .../ethernet/hisilicon/hns3/hns3_ethtool.c | 3 +- .../ethernet/marvell/prestera/prestera_pci.c | 2 +- drivers/net/ethernet/mellanox/mlxsw/pci.c | 2 +- .../ethernet/netronome/nfp/nfp_net_ethtool.c | 2 +- drivers/pci/iov.c | 23 +++++---- drivers/pci/pci-driver.c | 48 +++++++++---------- drivers/pci/pci.c | 10 ++-- drivers/pci/pcie/err.c | 35 +++++++------- drivers/pci/xen-pcifront.c | 4 +- drivers/ssb/pcihost_wrapper.c | 7 ++- drivers/usb/host/xhci-pci.c | 3 +- include/linux/pci.h | 2 +- 22 files changed, 121 insertions(+), 99 deletions(-) base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de> To: Bjorn Helgaas <bhelgaas@google.com> Cc: "Mark Rutland" <mark.rutland@arm.com>, "Giovanni Cabiddu" <giovanni.cabiddu@intel.com>, "Rafał Miłecki" <zajec5@gmail.com>, "Peter Zijlstra" <peterz@infradead.org>, linux-pci@vger.kernel.org, "Alexander Duyck" <alexanderduyck@fb.com>, "Sathya Prakash" <sathya.prakash@broadcom.com>, oss-drivers@corigine.com, "Oliver O'Halloran" <oohall@gmail.com>, "H. Peter Anvin" <hpa@zytor.com>, "Jiri Olsa" <jolsa@redhat.com>, "Boris Ostrovsky" <boris.ostrovsky@oracle.com>, linux-perf-users@vger.kernel.org, "Stefano Stabellini" <sstabellini@kernel.org>, "Herbert Xu" <herbert@gondor.apana.org.au>, linux-scsi@vger.kernel.org, "Ido Schimmel" <idosch@nvidia.com>, x86@kernel.org, qat-linux@intel.com, "Alexander Shishkin" <alexander.shishkin@linux.intel.com>, "Ingo Molnar" <mingo@redhat.com>, "Geert Uytterhoeven" <geert@linux-m68k.org>, linux-wireless@vger.kernel.org, "Jakub Kicinski" <kuba@kernel.org>, "Mathias Nyman" <mathias.nyman@intel.com>, "Yisen Zhuang" <yisen.zhuang@huawei.com>, "Fiona Trahe" <fiona.trahe@intel.com>, "Andrew Donnellan" <ajd@linux.ibm.com>, "Arnd Bergmann" <arnd@arndb.de>, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>, "Suganath Prabu Subramani" <suganath-prabu.subramani@broadcom.com>, "Simon Horman" <simon.horman@corigine.com>, "Arnaldo Carvalho de Melo" <acme@kernel.org>, "Borislav Petkov" <bp@alien8.de>, "Michael Buesch" <m@bues.ch>, "Jiri Pirko" <jiri@nvidia.com>, "Namhyung Kim" <namhyung@kernel.org>, "Thomas Gleixner" <tglx@linutronix.de>, "Andy Shevchenko" <andriy.shevchenko@intel.com>, "Juergen Gross" <jgross@suse.com>, "Salil Mehta" <salil.mehta@huawei.com>, "Sreekanth Reddy" <sreekanth.reddy@broadcom.com>, xen-devel@lists.xenproject.org, "Vadym Kochan" <vkochan@marvell.com>, MPT-FusionLinux.pdl@broadcom.com, "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>, linux-usb@vger.kernel.org, "Wojciech Ziemba" <wojciech.ziemba@intel.com>, linux-kernel@vger.kernel.org, "Taras Chornyi" <tchornyi@marvell.com>, "Zhou Wang" <wangzhou1@hisilicon.com>, linux-crypto@vger.kernel.org, kernel@pengutronix.de, netdev@vger.kernel.org, "Frederic Barrat" <fbarrat@linux.ibm.com>, "Paul Mackerras" <paulus@samba.org>, linuxppc-dev@lists.ozlabs.org, "David S. Miller" <davem@davemloft.net> Subject: [PATCH v1 0/5] PCI: Drop duplicated tracking of a pci_dev's bound driver Date: Thu, 29 Jul 2021 22:37:35 +0200 [thread overview] Message-ID: <20210729203740.1377045-1-u.kleine-koenig@pengutronix.de> (raw) Hello, struct pci_dev tracks the bound pci driver twice. This series is about removing this duplication. The first two patches are just cleanups. The third patch introduces a wrapper that abstracts access to struct pci_dev->driver. In the next patch (hopefully) all users are converted to use the new wrapper and finally the fifth patch removes the duplication. Note this series is only build tested (allmodconfig on several architectures). I'm open to restructure this series if this simplifies things. E.g. the use of the new wrapper in drivers/pci could be squashed into the patch introducing the wrapper. Patch 4 could be split by maintainer tree or squashed into patch 3 completely. Best regards Uwe Uwe Kleine-König (5): PCI: Simplify pci_device_remove() PCI: Drop useless check from pci_device_probe() PCI: Provide wrapper to access a pci_dev's bound driver PCI: Adapt all code locations to not use struct pci_dev::driver directly PCI: Drop duplicated tracking of a pci_dev's bound driver arch/powerpc/include/asm/ppc-pci.h | 3 +- arch/powerpc/kernel/eeh_driver.c | 12 +++-- arch/x86/events/intel/uncore.c | 2 +- arch/x86/kernel/probe_roms.c | 2 +- drivers/bcma/host_pci.c | 6 ++- drivers/crypto/hisilicon/qm.c | 2 +- drivers/crypto/qat/qat_common/adf_aer.c | 2 +- drivers/message/fusion/mptbase.c | 4 +- drivers/misc/cxl/guest.c | 21 ++++---- drivers/misc/cxl/pci.c | 25 ++++++---- .../ethernet/hisilicon/hns3/hns3_ethtool.c | 3 +- .../ethernet/marvell/prestera/prestera_pci.c | 2 +- drivers/net/ethernet/mellanox/mlxsw/pci.c | 2 +- .../ethernet/netronome/nfp/nfp_net_ethtool.c | 2 +- drivers/pci/iov.c | 23 +++++---- drivers/pci/pci-driver.c | 48 +++++++++---------- drivers/pci/pci.c | 10 ++-- drivers/pci/pcie/err.c | 35 +++++++------- drivers/pci/xen-pcifront.c | 4 +- drivers/ssb/pcihost_wrapper.c | 7 ++- drivers/usb/host/xhci-pci.c | 3 +- include/linux/pci.h | 2 +- 22 files changed, 121 insertions(+), 99 deletions(-) base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c -- 2.30.2
next reply other threads:[~2021-07-29 20:39 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-29 20:37 Uwe Kleine-König [this message] 2021-07-29 20:37 ` [PATCH v1 0/5] PCI: Drop duplicated tracking of a pci_dev's bound driver Uwe Kleine-König 2021-07-29 20:37 ` [PATCH v1 1/5] PCI: Simplify pci_device_remove() Uwe Kleine-König 2021-07-29 20:37 ` [PATCH v1 2/5] PCI: Drop useless check from pci_device_probe() Uwe Kleine-König 2021-07-29 20:37 ` [PATCH v1 3/5] PCI: Provide wrapper to access a pci_dev's bound driver Uwe Kleine-König 2021-07-29 20:37 ` [PATCH v1 4/5] PCI: Adapt all code locations to not use struct pci_dev::driver directly Uwe Kleine-König 2021-07-29 20:37 ` Uwe Kleine-König 2021-07-30 20:37 ` Boris Ostrovsky 2021-07-30 20:37 ` Boris Ostrovsky 2021-07-31 12:08 ` Uwe Kleine-König 2021-07-31 12:08 ` Uwe Kleine-König 2021-08-02 13:06 ` Boris Ostrovsky 2021-08-02 13:06 ` Boris Ostrovsky 2021-07-29 20:37 ` [PATCH v1 5/5] PCI: Drop duplicated tracking of a pci_dev's bound driver Uwe Kleine-König 2021-07-30 5:14 ` Greg Kroah-Hartman 2021-07-30 5:24 ` Uwe Kleine-König 2021-07-30 5:14 ` [PATCH v1 0/5] " Greg Kroah-Hartman 2021-07-30 5:14 ` Greg Kroah-Hartman 2021-07-30 8:06 ` Andy Shevchenko 2021-07-30 8:06 ` Andy Shevchenko 2021-07-30 17:48 ` Uwe Kleine-König 2021-07-30 17:48 ` Uwe Kleine-König
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