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[149.14.88.26]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-6d179a0c4f2sm32929126d6.95.2024.10.28.08.05.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Oct 2024 08:05:10 -0700 (PDT) Message-ID: Subject: Re: [PATCH v8 0/6] PCI: Remove most pcim_iounmap_regions() users From: Philipp Stanner To: Jens Axboe , Wu Hao , Tom Rix , Moritz Fischer , Xu Yilun , Andy Shevchenko , Linus Walleij , Bartosz Golaszewski , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Bjorn Helgaas , Richard Cochran , Damien Le Moal , Hannes Reinecke , Chaitanya Kulkarni , Al Viro , Li Zetao Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fpga@vger.kernel.org, linux-gpio@vger.kernel.org, netdev@vger.kernel.org, linux-pci@vger.kernel.org Date: Mon, 28 Oct 2024 16:05:06 +0100 In-Reply-To: <20241016094911.24818-2-pstanner@redhat.com> References: <20241016094911.24818-2-pstanner@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-1.fc40) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 @Bjorn: Are you OK with taking this? Regards, P. On Wed, 2024-10-16 at 11:49 +0200, Philipp Stanner wrote: > Merge plan for this is the PCI-Tree. >=20 > After this series, only two users (net/ethernet/stmicro and > vdpa/solidrun) will remain to be ported in the subsequent merge > window. > Doing them right now proved very difficult because of various > conflicts > as they are currently also being reworked. >=20 > Changes in v8: > =C2=A0 - Patch "gpio: ..": Fix a bug: don't print the wrong error code. > (Simon) > =C2=A0 - Split patch 1 into two patches to make adding of the new public > API > =C2=A0=C2=A0=C2=A0 obvious (Bartosz) > =C2=A0 - Patch "ethernet: cavium: ...": Remove outdated sentences from th= e > =C2=A0=C2=A0=C2=A0 commit message. >=20 > Changes in v7: > =C2=A0 - Add Paolo's Acked-by. > =C2=A0 - Rebase on current master; drop patch No.1 which made > =C2=A0=C2=A0=C2=A0 pcim_request_region() public. >=20 > Changes in v6: > =C2=A0 - Remove the patches for "vdpa: solidrun" since the maintainer > seems > =C2=A0=C2=A0=C2=A0 unwilling to review and discuss, not to mention approv= e, anything > =C2=A0=C2=A0=C2=A0 that is part of a wider patch series across other subs= ystems. > =C2=A0 - Change series's name to highlight that not all callers are > removed > =C2=A0=C2=A0=C2=A0 by it. >=20 > Changes in v5: > =C2=A0 - Patch "ethernet: cavium": Re-add accidentally removed > =C2=A0=C2=A0=C2=A0 pcim_iounmap_region(). (Me) > =C2=A0 - Add Jens's Reviewed-by to patch "block: mtip32xx". (Jens) >=20 > Changes in v4: > =C2=A0 - Drop the "ethernet: stmicro: [...] patch since it doesn't apply > to > =C2=A0=C2=A0=C2=A0 net-next, and making it apply to that prevents it from= being > =C2=A0=C2=A0=C2=A0 applyable to PCI ._. (Serge, me) > =C2=A0 - Instead, deprecate pcim_iounmap_regions() and keep "ethernet: > =C2=A0=C2=A0=C2=A0 stimicro" as the last user for now. > =C2=A0 - ethernet: cavium: Use PTR_ERR_OR_ZERO(). (Andy) > =C2=A0 - vdpa: solidrun (Bugfix) Correct wrong printf string (was "psnet" > instead of > =C2=A0=C2=A0=C2=A0 "snet"). (Christophe) > =C2=A0 - vdpa: solidrun (Bugfix): Add missing blank line. (Andy) > =C2=A0 - vdpa: solidrun (Portation): Use PTR_ERR_OR_ZERO(). (Andy) > =C2=A0 - Apply Reviewed-by's from Andy and Xu Yilun. >=20 > Changes in v3: > =C2=A0 - fpga/dfl-pci.c: remove now surplus wrapper around > =C2=A0=C2=A0=C2=A0 pcim_iomap_region(). (Andy) > =C2=A0 - block: mtip32xx: remove now surplus label. (Andy) > =C2=A0 - vdpa: solidrun: Bugfix: Include forgotten place where stack UB > =C2=A0=C2=A0=C2=A0 occurs. (Andy, Christophe) > =C2=A0 - Some minor wording improvements in commit messages. (Me) >=20 > Changes in v2: > =C2=A0 - Add a fix for the UB stack usage bug in vdap/solidrun. Separate > =C2=A0=C2=A0=C2=A0 patch, put stable kernel on CC. (Christophe, Andy). > =C2=A0 - Drop unnecessary pcim_release_region() in mtip32xx (Andy) > =C2=A0 - Consequently, drop patch "PCI: Make pcim_release_region() a > public > =C2=A0=C2=A0=C2=A0 function", since there's no user anymore. (obsoletes t= he squash > =C2=A0=C2=A0=C2=A0 requested by Damien). > =C2=A0 - vdap/solidrun: > =C2=A0=C2=A0=C2=A0 =E2=80=A2 make 'i' an 'unsigned short' (Andy, me) > =C2=A0=C2=A0=C2=A0 =E2=80=A2 Use 'continue' to simplify loop (Andy) > =C2=A0=C2=A0=C2=A0 =E2=80=A2 Remove leftover blank line > =C2=A0 - Apply given Reviewed- / acked-bys (Andy, Damien, Bartosz) >=20 >=20 > Important things first: > This series is based on [1] and [2] which Bjorn Helgaas has currently > queued for v6.12 in the PCI tree. >=20 > This series shall remove pcim_iounmap_regions() in order to make way > to > remove its brother, pcim_iomap_regions(). >=20 > Regards, > P. >=20 > [1] > https://lore.kernel.org/all/20240729093625.17561-4-pstanner@redhat.com/ > [2] > https://lore.kernel.org/all/20240807083018.8734-2-pstanner@redhat.com/ >=20 > Philipp Stanner (6): > =C2=A0 PCI: Make pcim_iounmap_region() a public function > =C2=A0 PCI: Deprecate pcim_iounmap_regions() > =C2=A0 fpga/dfl-pci.c: Replace deprecated PCI functions > =C2=A0 block: mtip32xx: Replace deprecated PCI functions > =C2=A0 gpio: Replace deprecated PCI functions > =C2=A0 ethernet: cavium: Replace deprecated PCI functions >=20 > =C2=A0drivers/block/mtip32xx/mtip32xx.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | 18 ++++++++-------- > -- > =C2=A0drivers/fpga/dfl-pci.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 | 16 ++++------------ > =C2=A0drivers/gpio/gpio-merrifield.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 | 15 ++++++++-= ------ > =C2=A0.../net/ethernet/cavium/common/cavium_ptp.c=C2=A0=C2=A0=C2=A0 |=C2= =A0 7 +++---- > =C2=A0drivers/pci/devres.c=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0 8 ++++++-- > =C2=A0include/linux/pci.h=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 |=C2=A0 1 + > =C2=A06 files changed, 30 insertions(+), 35 deletions(-) >=20