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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Alejandro Colomar <alx.manpages@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Cc: Alejandro Colomar <alx.manpages@gmail.com>,
	Ajit Khaparde <ajit.khaparde@broadcom.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Borislav Petkov <bp@suse.de>, Corey Minyard <cminyard@mvista.com>,
	Chris Mason <clm@fb.com>,
	Christian Brauner <christian.brauner@ubuntu.com>,
	David Sterba <dsterba@suse.com>, Jason Wang <jasowang@redhat.com>,
	Jitendra Bhivare <jitendra.bhivare@broadcom.com>,
	John Hubbard <jhubbard@nvidia.com>,
	"John S . Gruber" <JohnSGruber@gmail.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Josef Bacik <josef@toxicpanda.com>,
	Kees Cook <keescook@chromium.org>,
	Ketan Mukadam <ketan.mukadam@broadcom.com>,
	Len Brown <lenb@kernel.org>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Miguel Ojeda <ojeda@kernel.org>,
	Mike Rapoport <rppt@linux.ibm.com>,
	Nick Desaulniers <ndesaulniers@google.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Russell King <linux@armlinux.org.uk>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
	Subbu Seetharaman <subbu.seetharaman@broadcom.com>,
	intel-gfx@lists.freedesktop.org, linux-acpi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-btrfs@vger.kernel.org, linux-scsi@vger.kernel.org,
	netdev@vger.kernel.org,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code
Date: Fri, 19 Nov 2021 14:47:08 +0200	[thread overview]
Message-ID: <87mtm0jos3.fsf@intel.com> (raw)
In-Reply-To: <20211119113644.1600-1-alx.manpages@gmail.com>

On Fri, 19 Nov 2021, Alejandro Colomar <alx.manpages@gmail.com> wrote:
> Hi all,
>
> I simplified some xxxof() macros,
> by adding a new macro memberof(),
> which implements a common operation in many of them.
>
> I also splitted many of those macros into tiny headers,
> since I noticed that touching those headers implied
> recompiling almost the whole kernel.
>
> Hopefully after this patch there will be less
> things to recompile after touching one of those.
>
> Having simpler headers means that now one can
> include one of those without pulling too much stuff
> that might break other stuff.
>
> I removed some unnecessary casts too.
>
> Every few commits in this series
> and of course after the last commit
> I rebuilt the kernel and run for a while with it without any problems.
>
> Please note that I have written very few kernel code
> and for example some files wouldn't let me include some of these files,
> so I didn't change those.
>
> What I mean is that,
> even though this is super obvious and shouldn't break stuff,
> and I'm not new to C,
> I'm quite new to the kernel,
> and ask that reviewers take deep look, please.
>
>
> In the first and second commits
> I changed a lot of stuff in many parts,
> and that's why I CCd so many people (also in this cover letter).
> However, to avoid spamming,
> and since it would be a nightmare to
> find all the relevant people affected in so many different areas,
> I only CCd in 01, 02 and in the cover letter.
> If anyone is interested in reading the full patch set,
> I sent it to the LKML.

I think with the patch split you have this would be a nightmare to get
merged. Please consider refactoring the headers first, and once those
are reviewed and merged, you can proceed with using them elsewhere. For
example, we'd want the drm/i915 changes in patches separate from changes
to other drivers or the core headers.

BR,
Jani.



>
>
> Thanks,
> Alex
>
>
> Alejandro Colomar (17):
>   linux/container_of.h: Add memberof(T, m)
>   Use memberof(T, m) instead of explicit NULL dereference
>   Replace some uses of memberof() by its wrappers
>   linux/memberof.h: Move memberof() to separate header
>   linux/typeof_member.h: Move typeof_member() to a separate header
>   Simplify sizeof(typeof_member()) to sizeof_field()
>   linux/NULL.h: Move NULL to a separate header
>   linux/offsetof.h: Move offsetof(T, m) to a separate header
>   linux/offsetof.h: Implement offsetof() in terms of memberof()
>   linux/container_of.h: Implement container_of_safe() in terms of
>     container_of()
>   linux/container_of.h: Cosmetic
>   linux/container_of.h: Remove unnecessary cast to (void *)
>   linux/sizeof_field.h: Move sizeof_field(T, m) to a separate header
>   include/linux/: Include a smaller header if just for NULL
>   linux/offsetofend.h: Move offsetofend(T, m) to a separate header
>   linux/array_size.h: Move ARRAY_SIZE(arr) to a separate header
>   include/: Include <linux/array_size.h> for ARRAY_SIZE()
>
>  arch/x86/include/asm/bootparam_utils.h        |  3 +-
>  arch/x86/kernel/signal_compat.c               |  5 ++--
>  drivers/gpu/drm/i915/i915_sw_fence.c          |  1 +
>  drivers/gpu/drm/i915/i915_utils.h             |  5 ++--
>  drivers/gpu/drm/i915/intel_runtime_pm.h       |  3 +-
>  drivers/net/ethernet/emulex/benet/be.h        | 10 +++----
>  drivers/net/ethernet/i825xx/ether1.c          |  7 +++--
>  drivers/platform/x86/wmi.c                    |  3 +-
>  drivers/scsi/be2iscsi/be.h                    | 12 ++++----
>  drivers/scsi/be2iscsi/be_cmds.h               |  5 +++-
>  fs/btrfs/ctree.h                              |  5 ++--
>  fs/proc/inode.c                               |  1 +
>  include/acpi/actypes.h                        |  4 ++-
>  include/crypto/internal/blake2b.h             |  1 +
>  include/crypto/internal/blake2s.h             |  1 +
>  include/crypto/internal/chacha.h              |  1 +
>  include/drm/drm_mipi_dbi.h                    |  1 +
>  include/drm/drm_mode_object.h                 |  1 +
>  include/kunit/test.h                          |  1 +
>  include/linux/NULL.h                          | 10 +++++++
>  include/linux/arm_ffa.h                       |  1 +
>  include/linux/array_size.h                    | 15 ++++++++++
>  include/linux/blk_types.h                     |  1 +
>  include/linux/can/core.h                      |  1 +
>  include/linux/clk-provider.h                  |  1 +
>  include/linux/container_of.h                  | 28 ++++++++++-------
>  include/linux/counter.h                       |  1 +
>  include/linux/crash_core.h                    |  1 +
>  include/linux/efi.h                           |  1 +
>  include/linux/extable.h                       |  2 +-
>  include/linux/f2fs_fs.h                       |  1 +
>  include/linux/filter.h                        |  3 ++
>  include/linux/fs.h                            |  1 +
>  include/linux/genl_magic_func.h               |  1 +
>  include/linux/hashtable.h                     |  1 +
>  include/linux/ieee80211.h                     |  1 +
>  include/linux/kbuild.h                        |  3 ++
>  include/linux/kernel.h                        |  7 +----
>  include/linux/kfifo.h                         |  1 +
>  include/linux/kvm_host.h                      |  3 ++
>  include/linux/libata.h                        |  1 +
>  include/linux/llist.h                         |  1 +
>  include/linux/memberof.h                      | 11 +++++++
>  include/linux/mlx5/device.h                   |  1 +
>  include/linux/mlx5/driver.h                   |  1 +
>  include/linux/mm_types.h                      |  1 +
>  include/linux/moduleparam.h                   |  3 ++
>  include/linux/mtd/rawnand.h                   |  1 +
>  include/linux/netdevice.h                     |  1 +
>  include/linux/netfilter.h                     |  1 +
>  include/linux/nvme-fc.h                       |  2 ++
>  include/linux/offsetof.h                      | 17 +++++++++++
>  include/linux/offsetofend.h                   | 19 ++++++++++++
>  include/linux/pagemap.h                       |  1 +
>  include/linux/phy.h                           |  1 +
>  include/linux/phy_led_triggers.h              |  1 +
>  include/linux/pinctrl/machine.h               |  1 +
>  include/linux/property.h                      |  1 +
>  include/linux/rcupdate.h                      |  1 +
>  include/linux/rcupdate_wait.h                 |  1 +
>  include/linux/regmap.h                        |  1 +
>  include/linux/sched/task.h                    |  1 +
>  include/linux/sizeof_field.h                  | 14 +++++++++
>  include/linux/skb_array.h                     |  1 +
>  include/linux/skbuff.h                        |  1 +
>  include/linux/skmsg.h                         |  3 ++
>  include/linux/slab.h                          |  2 ++
>  include/linux/spinlock_types.h                |  1 +
>  include/linux/stddef.h                        | 30 +++----------------
>  include/linux/string.h                        |  5 +++-
>  include/linux/surface_aggregator/controller.h |  1 +
>  include/linux/surface_aggregator/serial_hub.h |  1 +
>  include/linux/swap.h                          |  1 +
>  include/linux/ti-emif-sram.h                  |  1 +
>  include/linux/typeof_member.h                 | 11 +++++++
>  include/linux/ucs2_string.h                   |  2 +-
>  include/linux/vdpa.h                          |  1 +
>  include/linux/virtio_config.h                 | 17 ++++++-----
>  include/linux/wireless.h                      |  2 ++
>  include/net/bond_3ad.h                        |  1 +
>  include/net/dsa.h                             |  1 +
>  include/net/ip_vs.h                           |  1 +
>  include/net/netfilter/nf_conntrack_tuple.h    |  1 +
>  include/net/netfilter/nf_tables.h             |  1 +
>  include/net/netlink.h                         |  1 +
>  include/rdma/uverbs_ioctl.h                   |  1 +
>  include/rdma/uverbs_named_ioctl.h             |  1 +
>  include/scsi/scsi_host.h                      |  1 +
>  include/sound/soc-dapm.h                      |  1 +
>  include/sound/soc.h                           |  1 +
>  include/trace/events/wbt.h                    |  1 +
>  include/uapi/linux/netfilter/xt_sctp.h        |  1 +
>  include/xen/hvm.h                             |  1 +
>  kernel/kallsyms.c                             |  3 +-
>  94 files changed, 255 insertions(+), 79 deletions(-)
>  create mode 100644 include/linux/NULL.h
>  create mode 100644 include/linux/array_size.h
>  create mode 100644 include/linux/memberof.h
>  create mode 100644 include/linux/offsetof.h
>  create mode 100644 include/linux/offsetofend.h
>  create mode 100644 include/linux/sizeof_field.h
>  create mode 100644 include/linux/typeof_member.h

-- 
Jani Nikula, Intel Open Source Graphics Center

WARNING: multiple messages have this Message-ID (diff)
From: Jani Nikula <jani.nikula@linux.intel.com>
To: Alejandro Colomar <alx.manpages@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Cc: Alejandro Colomar <alx.manpages@gmail.com>,
	Corey Minyard <cminyard@mvista.com>,
	Ajit Khaparde <ajit.khaparde@broadcom.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Chris Mason <clm@fb.com>,
	Christian Brauner <christian.brauner@ubuntu.com>,
	Ketan Mukadam <ketan.mukadam@broadcom.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	linux-scsi@vger.kernel.org,
	Subbu Seetharaman <subbu.seetharaman@broadcom.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Mike Rapoport <rppt@linux.ibm.com>,
	linux-acpi@vger.kernel.org, Miguel Ojeda <ojeda@kernel.org>,
	Borislav Petkov <bp@suse.de>,
	virtualization@lists.linux-foundation.org,
	Len Brown <lenb@kernel.org>, Kees Cook <keescook@chromium.org>,
	Arnd Bergmann <arnd@arndb.de>, John Hubbard <jhubbard@nvidia.com>,
	intel-gfx@lists.freedesktop.org,
	Josef Bacik <josef@toxicpanda.com>,
	Jitendra Bhivare <jitendra.bhivare@broadcom.com>,
	Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	David Sterba <dsterba@suse.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	linux-arm-kernel@lists.infradead.org,
	Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
	netdev@vger.kernel.org,
	Nick Desaulniers <ndesaulniers@google.com>,
	"John S . Gruber" <JohnSGruber@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code
Date: Fri, 19 Nov 2021 14:47:08 +0200	[thread overview]
Message-ID: <87mtm0jos3.fsf@intel.com> (raw)
In-Reply-To: <20211119113644.1600-1-alx.manpages@gmail.com>

On Fri, 19 Nov 2021, Alejandro Colomar <alx.manpages@gmail.com> wrote:
> Hi all,
>
> I simplified some xxxof() macros,
> by adding a new macro memberof(),
> which implements a common operation in many of them.
>
> I also splitted many of those macros into tiny headers,
> since I noticed that touching those headers implied
> recompiling almost the whole kernel.
>
> Hopefully after this patch there will be less
> things to recompile after touching one of those.
>
> Having simpler headers means that now one can
> include one of those without pulling too much stuff
> that might break other stuff.
>
> I removed some unnecessary casts too.
>
> Every few commits in this series
> and of course after the last commit
> I rebuilt the kernel and run for a while with it without any problems.
>
> Please note that I have written very few kernel code
> and for example some files wouldn't let me include some of these files,
> so I didn't change those.
>
> What I mean is that,
> even though this is super obvious and shouldn't break stuff,
> and I'm not new to C,
> I'm quite new to the kernel,
> and ask that reviewers take deep look, please.
>
>
> In the first and second commits
> I changed a lot of stuff in many parts,
> and that's why I CCd so many people (also in this cover letter).
> However, to avoid spamming,
> and since it would be a nightmare to
> find all the relevant people affected in so many different areas,
> I only CCd in 01, 02 and in the cover letter.
> If anyone is interested in reading the full patch set,
> I sent it to the LKML.

I think with the patch split you have this would be a nightmare to get
merged. Please consider refactoring the headers first, and once those
are reviewed and merged, you can proceed with using them elsewhere. For
example, we'd want the drm/i915 changes in patches separate from changes
to other drivers or the core headers.

BR,
Jani.



>
>
> Thanks,
> Alex
>
>
> Alejandro Colomar (17):
>   linux/container_of.h: Add memberof(T, m)
>   Use memberof(T, m) instead of explicit NULL dereference
>   Replace some uses of memberof() by its wrappers
>   linux/memberof.h: Move memberof() to separate header
>   linux/typeof_member.h: Move typeof_member() to a separate header
>   Simplify sizeof(typeof_member()) to sizeof_field()
>   linux/NULL.h: Move NULL to a separate header
>   linux/offsetof.h: Move offsetof(T, m) to a separate header
>   linux/offsetof.h: Implement offsetof() in terms of memberof()
>   linux/container_of.h: Implement container_of_safe() in terms of
>     container_of()
>   linux/container_of.h: Cosmetic
>   linux/container_of.h: Remove unnecessary cast to (void *)
>   linux/sizeof_field.h: Move sizeof_field(T, m) to a separate header
>   include/linux/: Include a smaller header if just for NULL
>   linux/offsetofend.h: Move offsetofend(T, m) to a separate header
>   linux/array_size.h: Move ARRAY_SIZE(arr) to a separate header
>   include/: Include <linux/array_size.h> for ARRAY_SIZE()
>
>  arch/x86/include/asm/bootparam_utils.h        |  3 +-
>  arch/x86/kernel/signal_compat.c               |  5 ++--
>  drivers/gpu/drm/i915/i915_sw_fence.c          |  1 +
>  drivers/gpu/drm/i915/i915_utils.h             |  5 ++--
>  drivers/gpu/drm/i915/intel_runtime_pm.h       |  3 +-
>  drivers/net/ethernet/emulex/benet/be.h        | 10 +++----
>  drivers/net/ethernet/i825xx/ether1.c          |  7 +++--
>  drivers/platform/x86/wmi.c                    |  3 +-
>  drivers/scsi/be2iscsi/be.h                    | 12 ++++----
>  drivers/scsi/be2iscsi/be_cmds.h               |  5 +++-
>  fs/btrfs/ctree.h                              |  5 ++--
>  fs/proc/inode.c                               |  1 +
>  include/acpi/actypes.h                        |  4 ++-
>  include/crypto/internal/blake2b.h             |  1 +
>  include/crypto/internal/blake2s.h             |  1 +
>  include/crypto/internal/chacha.h              |  1 +
>  include/drm/drm_mipi_dbi.h                    |  1 +
>  include/drm/drm_mode_object.h                 |  1 +
>  include/kunit/test.h                          |  1 +
>  include/linux/NULL.h                          | 10 +++++++
>  include/linux/arm_ffa.h                       |  1 +
>  include/linux/array_size.h                    | 15 ++++++++++
>  include/linux/blk_types.h                     |  1 +
>  include/linux/can/core.h                      |  1 +
>  include/linux/clk-provider.h                  |  1 +
>  include/linux/container_of.h                  | 28 ++++++++++-------
>  include/linux/counter.h                       |  1 +
>  include/linux/crash_core.h                    |  1 +
>  include/linux/efi.h                           |  1 +
>  include/linux/extable.h                       |  2 +-
>  include/linux/f2fs_fs.h                       |  1 +
>  include/linux/filter.h                        |  3 ++
>  include/linux/fs.h                            |  1 +
>  include/linux/genl_magic_func.h               |  1 +
>  include/linux/hashtable.h                     |  1 +
>  include/linux/ieee80211.h                     |  1 +
>  include/linux/kbuild.h                        |  3 ++
>  include/linux/kernel.h                        |  7 +----
>  include/linux/kfifo.h                         |  1 +
>  include/linux/kvm_host.h                      |  3 ++
>  include/linux/libata.h                        |  1 +
>  include/linux/llist.h                         |  1 +
>  include/linux/memberof.h                      | 11 +++++++
>  include/linux/mlx5/device.h                   |  1 +
>  include/linux/mlx5/driver.h                   |  1 +
>  include/linux/mm_types.h                      |  1 +
>  include/linux/moduleparam.h                   |  3 ++
>  include/linux/mtd/rawnand.h                   |  1 +
>  include/linux/netdevice.h                     |  1 +
>  include/linux/netfilter.h                     |  1 +
>  include/linux/nvme-fc.h                       |  2 ++
>  include/linux/offsetof.h                      | 17 +++++++++++
>  include/linux/offsetofend.h                   | 19 ++++++++++++
>  include/linux/pagemap.h                       |  1 +
>  include/linux/phy.h                           |  1 +
>  include/linux/phy_led_triggers.h              |  1 +
>  include/linux/pinctrl/machine.h               |  1 +
>  include/linux/property.h                      |  1 +
>  include/linux/rcupdate.h                      |  1 +
>  include/linux/rcupdate_wait.h                 |  1 +
>  include/linux/regmap.h                        |  1 +
>  include/linux/sched/task.h                    |  1 +
>  include/linux/sizeof_field.h                  | 14 +++++++++
>  include/linux/skb_array.h                     |  1 +
>  include/linux/skbuff.h                        |  1 +
>  include/linux/skmsg.h                         |  3 ++
>  include/linux/slab.h                          |  2 ++
>  include/linux/spinlock_types.h                |  1 +
>  include/linux/stddef.h                        | 30 +++----------------
>  include/linux/string.h                        |  5 +++-
>  include/linux/surface_aggregator/controller.h |  1 +
>  include/linux/surface_aggregator/serial_hub.h |  1 +
>  include/linux/swap.h                          |  1 +
>  include/linux/ti-emif-sram.h                  |  1 +
>  include/linux/typeof_member.h                 | 11 +++++++
>  include/linux/ucs2_string.h                   |  2 +-
>  include/linux/vdpa.h                          |  1 +
>  include/linux/virtio_config.h                 | 17 ++++++-----
>  include/linux/wireless.h                      |  2 ++
>  include/net/bond_3ad.h                        |  1 +
>  include/net/dsa.h                             |  1 +
>  include/net/ip_vs.h                           |  1 +
>  include/net/netfilter/nf_conntrack_tuple.h    |  1 +
>  include/net/netfilter/nf_tables.h             |  1 +
>  include/net/netlink.h                         |  1 +
>  include/rdma/uverbs_ioctl.h                   |  1 +
>  include/rdma/uverbs_named_ioctl.h             |  1 +
>  include/scsi/scsi_host.h                      |  1 +
>  include/sound/soc-dapm.h                      |  1 +
>  include/sound/soc.h                           |  1 +
>  include/trace/events/wbt.h                    |  1 +
>  include/uapi/linux/netfilter/xt_sctp.h        |  1 +
>  include/xen/hvm.h                             |  1 +
>  kernel/kallsyms.c                             |  3 +-
>  94 files changed, 255 insertions(+), 79 deletions(-)
>  create mode 100644 include/linux/NULL.h
>  create mode 100644 include/linux/array_size.h
>  create mode 100644 include/linux/memberof.h
>  create mode 100644 include/linux/offsetof.h
>  create mode 100644 include/linux/offsetofend.h
>  create mode 100644 include/linux/sizeof_field.h
>  create mode 100644 include/linux/typeof_member.h

-- 
Jani Nikula, Intel Open Source Graphics Center
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization

WARNING: multiple messages have this Message-ID (diff)
From: Jani Nikula <jani.nikula@linux.intel.com>
To: Alejandro Colomar <alx.manpages@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Cc: Alejandro Colomar <alx.manpages@gmail.com>,
	Corey Minyard <cminyard@mvista.com>,
	Ajit Khaparde <ajit.khaparde@broadcom.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Jason Wang <jasowang@redhat.com>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Chris Mason <clm@fb.com>,
	Christian Brauner <christian.brauner@ubuntu.com>,
	Ketan Mukadam <ketan.mukadam@broadcom.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	linux-scsi@vger.kernel.org,
	Subbu Seetharaman <subbu.seetharaman@broadcom.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Mike Rapoport <rppt@linux.ibm.com>,
	linux-acpi@vger.kernel.org, Miguel Ojeda <ojeda@kernel.org>,
	Borislav Petkov <bp@suse.de>,
	virtualization@lists.linux-foundation.org,
	Len Brown <lenb@kernel.org>, Kees Cook <keescook@chromium.org>,
	Arnd Bergmann <arnd@arndb.de>, John Hubbard <jhubbard@nvidia.com>,
	intel-gfx@lists.freedesktop.org,
	Josef Bacik <josef@toxicpanda.com>,
	Jitendra Bhivare <jitendra.bhivare@broadcom.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	David Sterba <dsterba@suse.com>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	linux-arm-kernel@lists.infradead.org,
	Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
	netdev@vger.kernel.org,
	Nick Desaulniers <ndesaulniers@google.com>,
	"John S . Gruber" <JohnSGruber@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-btrfs@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code
Date: Fri, 19 Nov 2021 14:47:08 +0200	[thread overview]
Message-ID: <87mtm0jos3.fsf@intel.com> (raw)
In-Reply-To: <20211119113644.1600-1-alx.manpages@gmail.com>

On Fri, 19 Nov 2021, Alejandro Colomar <alx.manpages@gmail.com> wrote:
> Hi all,
>
> I simplified some xxxof() macros,
> by adding a new macro memberof(),
> which implements a common operation in many of them.
>
> I also splitted many of those macros into tiny headers,
> since I noticed that touching those headers implied
> recompiling almost the whole kernel.
>
> Hopefully after this patch there will be less
> things to recompile after touching one of those.
>
> Having simpler headers means that now one can
> include one of those without pulling too much stuff
> that might break other stuff.
>
> I removed some unnecessary casts too.
>
> Every few commits in this series
> and of course after the last commit
> I rebuilt the kernel and run for a while with it without any problems.
>
> Please note that I have written very few kernel code
> and for example some files wouldn't let me include some of these files,
> so I didn't change those.
>
> What I mean is that,
> even though this is super obvious and shouldn't break stuff,
> and I'm not new to C,
> I'm quite new to the kernel,
> and ask that reviewers take deep look, please.
>
>
> In the first and second commits
> I changed a lot of stuff in many parts,
> and that's why I CCd so many people (also in this cover letter).
> However, to avoid spamming,
> and since it would be a nightmare to
> find all the relevant people affected in so many different areas,
> I only CCd in 01, 02 and in the cover letter.
> If anyone is interested in reading the full patch set,
> I sent it to the LKML.

I think with the patch split you have this would be a nightmare to get
merged. Please consider refactoring the headers first, and once those
are reviewed and merged, you can proceed with using them elsewhere. For
example, we'd want the drm/i915 changes in patches separate from changes
to other drivers or the core headers.

BR,
Jani.



>
>
> Thanks,
> Alex
>
>
> Alejandro Colomar (17):
>   linux/container_of.h: Add memberof(T, m)
>   Use memberof(T, m) instead of explicit NULL dereference
>   Replace some uses of memberof() by its wrappers
>   linux/memberof.h: Move memberof() to separate header
>   linux/typeof_member.h: Move typeof_member() to a separate header
>   Simplify sizeof(typeof_member()) to sizeof_field()
>   linux/NULL.h: Move NULL to a separate header
>   linux/offsetof.h: Move offsetof(T, m) to a separate header
>   linux/offsetof.h: Implement offsetof() in terms of memberof()
>   linux/container_of.h: Implement container_of_safe() in terms of
>     container_of()
>   linux/container_of.h: Cosmetic
>   linux/container_of.h: Remove unnecessary cast to (void *)
>   linux/sizeof_field.h: Move sizeof_field(T, m) to a separate header
>   include/linux/: Include a smaller header if just for NULL
>   linux/offsetofend.h: Move offsetofend(T, m) to a separate header
>   linux/array_size.h: Move ARRAY_SIZE(arr) to a separate header
>   include/: Include <linux/array_size.h> for ARRAY_SIZE()
>
>  arch/x86/include/asm/bootparam_utils.h        |  3 +-
>  arch/x86/kernel/signal_compat.c               |  5 ++--
>  drivers/gpu/drm/i915/i915_sw_fence.c          |  1 +
>  drivers/gpu/drm/i915/i915_utils.h             |  5 ++--
>  drivers/gpu/drm/i915/intel_runtime_pm.h       |  3 +-
>  drivers/net/ethernet/emulex/benet/be.h        | 10 +++----
>  drivers/net/ethernet/i825xx/ether1.c          |  7 +++--
>  drivers/platform/x86/wmi.c                    |  3 +-
>  drivers/scsi/be2iscsi/be.h                    | 12 ++++----
>  drivers/scsi/be2iscsi/be_cmds.h               |  5 +++-
>  fs/btrfs/ctree.h                              |  5 ++--
>  fs/proc/inode.c                               |  1 +
>  include/acpi/actypes.h                        |  4 ++-
>  include/crypto/internal/blake2b.h             |  1 +
>  include/crypto/internal/blake2s.h             |  1 +
>  include/crypto/internal/chacha.h              |  1 +
>  include/drm/drm_mipi_dbi.h                    |  1 +
>  include/drm/drm_mode_object.h                 |  1 +
>  include/kunit/test.h                          |  1 +
>  include/linux/NULL.h                          | 10 +++++++
>  include/linux/arm_ffa.h                       |  1 +
>  include/linux/array_size.h                    | 15 ++++++++++
>  include/linux/blk_types.h                     |  1 +
>  include/linux/can/core.h                      |  1 +
>  include/linux/clk-provider.h                  |  1 +
>  include/linux/container_of.h                  | 28 ++++++++++-------
>  include/linux/counter.h                       |  1 +
>  include/linux/crash_core.h                    |  1 +
>  include/linux/efi.h                           |  1 +
>  include/linux/extable.h                       |  2 +-
>  include/linux/f2fs_fs.h                       |  1 +
>  include/linux/filter.h                        |  3 ++
>  include/linux/fs.h                            |  1 +
>  include/linux/genl_magic_func.h               |  1 +
>  include/linux/hashtable.h                     |  1 +
>  include/linux/ieee80211.h                     |  1 +
>  include/linux/kbuild.h                        |  3 ++
>  include/linux/kernel.h                        |  7 +----
>  include/linux/kfifo.h                         |  1 +
>  include/linux/kvm_host.h                      |  3 ++
>  include/linux/libata.h                        |  1 +
>  include/linux/llist.h                         |  1 +
>  include/linux/memberof.h                      | 11 +++++++
>  include/linux/mlx5/device.h                   |  1 +
>  include/linux/mlx5/driver.h                   |  1 +
>  include/linux/mm_types.h                      |  1 +
>  include/linux/moduleparam.h                   |  3 ++
>  include/linux/mtd/rawnand.h                   |  1 +
>  include/linux/netdevice.h                     |  1 +
>  include/linux/netfilter.h                     |  1 +
>  include/linux/nvme-fc.h                       |  2 ++
>  include/linux/offsetof.h                      | 17 +++++++++++
>  include/linux/offsetofend.h                   | 19 ++++++++++++
>  include/linux/pagemap.h                       |  1 +
>  include/linux/phy.h                           |  1 +
>  include/linux/phy_led_triggers.h              |  1 +
>  include/linux/pinctrl/machine.h               |  1 +
>  include/linux/property.h                      |  1 +
>  include/linux/rcupdate.h                      |  1 +
>  include/linux/rcupdate_wait.h                 |  1 +
>  include/linux/regmap.h                        |  1 +
>  include/linux/sched/task.h                    |  1 +
>  include/linux/sizeof_field.h                  | 14 +++++++++
>  include/linux/skb_array.h                     |  1 +
>  include/linux/skbuff.h                        |  1 +
>  include/linux/skmsg.h                         |  3 ++
>  include/linux/slab.h                          |  2 ++
>  include/linux/spinlock_types.h                |  1 +
>  include/linux/stddef.h                        | 30 +++----------------
>  include/linux/string.h                        |  5 +++-
>  include/linux/surface_aggregator/controller.h |  1 +
>  include/linux/surface_aggregator/serial_hub.h |  1 +
>  include/linux/swap.h                          |  1 +
>  include/linux/ti-emif-sram.h                  |  1 +
>  include/linux/typeof_member.h                 | 11 +++++++
>  include/linux/ucs2_string.h                   |  2 +-
>  include/linux/vdpa.h                          |  1 +
>  include/linux/virtio_config.h                 | 17 ++++++-----
>  include/linux/wireless.h                      |  2 ++
>  include/net/bond_3ad.h                        |  1 +
>  include/net/dsa.h                             |  1 +
>  include/net/ip_vs.h                           |  1 +
>  include/net/netfilter/nf_conntrack_tuple.h    |  1 +
>  include/net/netfilter/nf_tables.h             |  1 +
>  include/net/netlink.h                         |  1 +
>  include/rdma/uverbs_ioctl.h                   |  1 +
>  include/rdma/uverbs_named_ioctl.h             |  1 +
>  include/scsi/scsi_host.h                      |  1 +
>  include/sound/soc-dapm.h                      |  1 +
>  include/sound/soc.h                           |  1 +
>  include/trace/events/wbt.h                    |  1 +
>  include/uapi/linux/netfilter/xt_sctp.h        |  1 +
>  include/xen/hvm.h                             |  1 +
>  kernel/kallsyms.c                             |  3 +-
>  94 files changed, 255 insertions(+), 79 deletions(-)
>  create mode 100644 include/linux/NULL.h
>  create mode 100644 include/linux/array_size.h
>  create mode 100644 include/linux/memberof.h
>  create mode 100644 include/linux/offsetof.h
>  create mode 100644 include/linux/offsetofend.h
>  create mode 100644 include/linux/sizeof_field.h
>  create mode 100644 include/linux/typeof_member.h

-- 
Jani Nikula, Intel Open Source Graphics Center

WARNING: multiple messages have this Message-ID (diff)
From: Jani Nikula <jani.nikula@linux.intel.com>
To: Alejandro Colomar <alx.manpages@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Cc: Alejandro Colomar <alx.manpages@gmail.com>,
	Ajit Khaparde <ajit.khaparde@broadcom.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Borislav Petkov <bp@suse.de>, Corey Minyard <cminyard@mvista.com>,
	Chris Mason <clm@fb.com>,
	Christian Brauner <christian.brauner@ubuntu.com>,
	David Sterba <dsterba@suse.com>, Jason Wang <jasowang@redhat.com>,
	Jitendra Bhivare <jitendra.bhivare@broadcom.com>,
	John Hubbard <jhubbard@nvidia.com>,
	"John S . Gruber" <JohnSGruber@gmail.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Josef Bacik <josef@toxicpanda.com>,
	Kees Cook <keescook@chromium.org>,
	Ketan Mukadam <ketan.mukadam@broadcom.com>,
	Len Brown <lenb@kernel.org>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Miguel Ojeda <ojeda@kernel.org>,
	Mike Rapoport <rppt@linux.ibm.com>,
	Nick Desaulniers <ndesaulniers@google.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Russell King <linux@armlinux.org.uk>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
	Subbu Seetharaman <subbu.seetharaman@broadcom.com>,
	intel-gfx@lists.freedesktop.org, linux-acpi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-btrfs@vger.kernel.org, linux-scsi@vger.kernel.org,
	netdev@vger.kernel.org,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code
Date: Fri, 19 Nov 2021 14:47:08 +0200	[thread overview]
Message-ID: <87mtm0jos3.fsf@intel.com> (raw)
In-Reply-To: <20211119113644.1600-1-alx.manpages@gmail.com>

On Fri, 19 Nov 2021, Alejandro Colomar <alx.manpages@gmail.com> wrote:
> Hi all,
>
> I simplified some xxxof() macros,
> by adding a new macro memberof(),
> which implements a common operation in many of them.
>
> I also splitted many of those macros into tiny headers,
> since I noticed that touching those headers implied
> recompiling almost the whole kernel.
>
> Hopefully after this patch there will be less
> things to recompile after touching one of those.
>
> Having simpler headers means that now one can
> include one of those without pulling too much stuff
> that might break other stuff.
>
> I removed some unnecessary casts too.
>
> Every few commits in this series
> and of course after the last commit
> I rebuilt the kernel and run for a while with it without any problems.
>
> Please note that I have written very few kernel code
> and for example some files wouldn't let me include some of these files,
> so I didn't change those.
>
> What I mean is that,
> even though this is super obvious and shouldn't break stuff,
> and I'm not new to C,
> I'm quite new to the kernel,
> and ask that reviewers take deep look, please.
>
>
> In the first and second commits
> I changed a lot of stuff in many parts,
> and that's why I CCd so many people (also in this cover letter).
> However, to avoid spamming,
> and since it would be a nightmare to
> find all the relevant people affected in so many different areas,
> I only CCd in 01, 02 and in the cover letter.
> If anyone is interested in reading the full patch set,
> I sent it to the LKML.

I think with the patch split you have this would be a nightmare to get
merged. Please consider refactoring the headers first, and once those
are reviewed and merged, you can proceed with using them elsewhere. For
example, we'd want the drm/i915 changes in patches separate from changes
to other drivers or the core headers.

BR,
Jani.



>
>
> Thanks,
> Alex
>
>
> Alejandro Colomar (17):
>   linux/container_of.h: Add memberof(T, m)
>   Use memberof(T, m) instead of explicit NULL dereference
>   Replace some uses of memberof() by its wrappers
>   linux/memberof.h: Move memberof() to separate header
>   linux/typeof_member.h: Move typeof_member() to a separate header
>   Simplify sizeof(typeof_member()) to sizeof_field()
>   linux/NULL.h: Move NULL to a separate header
>   linux/offsetof.h: Move offsetof(T, m) to a separate header
>   linux/offsetof.h: Implement offsetof() in terms of memberof()
>   linux/container_of.h: Implement container_of_safe() in terms of
>     container_of()
>   linux/container_of.h: Cosmetic
>   linux/container_of.h: Remove unnecessary cast to (void *)
>   linux/sizeof_field.h: Move sizeof_field(T, m) to a separate header
>   include/linux/: Include a smaller header if just for NULL
>   linux/offsetofend.h: Move offsetofend(T, m) to a separate header
>   linux/array_size.h: Move ARRAY_SIZE(arr) to a separate header
>   include/: Include <linux/array_size.h> for ARRAY_SIZE()
>
>  arch/x86/include/asm/bootparam_utils.h        |  3 +-
>  arch/x86/kernel/signal_compat.c               |  5 ++--
>  drivers/gpu/drm/i915/i915_sw_fence.c          |  1 +
>  drivers/gpu/drm/i915/i915_utils.h             |  5 ++--
>  drivers/gpu/drm/i915/intel_runtime_pm.h       |  3 +-
>  drivers/net/ethernet/emulex/benet/be.h        | 10 +++----
>  drivers/net/ethernet/i825xx/ether1.c          |  7 +++--
>  drivers/platform/x86/wmi.c                    |  3 +-
>  drivers/scsi/be2iscsi/be.h                    | 12 ++++----
>  drivers/scsi/be2iscsi/be_cmds.h               |  5 +++-
>  fs/btrfs/ctree.h                              |  5 ++--
>  fs/proc/inode.c                               |  1 +
>  include/acpi/actypes.h                        |  4 ++-
>  include/crypto/internal/blake2b.h             |  1 +
>  include/crypto/internal/blake2s.h             |  1 +
>  include/crypto/internal/chacha.h              |  1 +
>  include/drm/drm_mipi_dbi.h                    |  1 +
>  include/drm/drm_mode_object.h                 |  1 +
>  include/kunit/test.h                          |  1 +
>  include/linux/NULL.h                          | 10 +++++++
>  include/linux/arm_ffa.h                       |  1 +
>  include/linux/array_size.h                    | 15 ++++++++++
>  include/linux/blk_types.h                     |  1 +
>  include/linux/can/core.h                      |  1 +
>  include/linux/clk-provider.h                  |  1 +
>  include/linux/container_of.h                  | 28 ++++++++++-------
>  include/linux/counter.h                       |  1 +
>  include/linux/crash_core.h                    |  1 +
>  include/linux/efi.h                           |  1 +
>  include/linux/extable.h                       |  2 +-
>  include/linux/f2fs_fs.h                       |  1 +
>  include/linux/filter.h                        |  3 ++
>  include/linux/fs.h                            |  1 +
>  include/linux/genl_magic_func.h               |  1 +
>  include/linux/hashtable.h                     |  1 +
>  include/linux/ieee80211.h                     |  1 +
>  include/linux/kbuild.h                        |  3 ++
>  include/linux/kernel.h                        |  7 +----
>  include/linux/kfifo.h                         |  1 +
>  include/linux/kvm_host.h                      |  3 ++
>  include/linux/libata.h                        |  1 +
>  include/linux/llist.h                         |  1 +
>  include/linux/memberof.h                      | 11 +++++++
>  include/linux/mlx5/device.h                   |  1 +
>  include/linux/mlx5/driver.h                   |  1 +
>  include/linux/mm_types.h                      |  1 +
>  include/linux/moduleparam.h                   |  3 ++
>  include/linux/mtd/rawnand.h                   |  1 +
>  include/linux/netdevice.h                     |  1 +
>  include/linux/netfilter.h                     |  1 +
>  include/linux/nvme-fc.h                       |  2 ++
>  include/linux/offsetof.h                      | 17 +++++++++++
>  include/linux/offsetofend.h                   | 19 ++++++++++++
>  include/linux/pagemap.h                       |  1 +
>  include/linux/phy.h                           |  1 +
>  include/linux/phy_led_triggers.h              |  1 +
>  include/linux/pinctrl/machine.h               |  1 +
>  include/linux/property.h                      |  1 +
>  include/linux/rcupdate.h                      |  1 +
>  include/linux/rcupdate_wait.h                 |  1 +
>  include/linux/regmap.h                        |  1 +
>  include/linux/sched/task.h                    |  1 +
>  include/linux/sizeof_field.h                  | 14 +++++++++
>  include/linux/skb_array.h                     |  1 +
>  include/linux/skbuff.h                        |  1 +
>  include/linux/skmsg.h                         |  3 ++
>  include/linux/slab.h                          |  2 ++
>  include/linux/spinlock_types.h                |  1 +
>  include/linux/stddef.h                        | 30 +++----------------
>  include/linux/string.h                        |  5 +++-
>  include/linux/surface_aggregator/controller.h |  1 +
>  include/linux/surface_aggregator/serial_hub.h |  1 +
>  include/linux/swap.h                          |  1 +
>  include/linux/ti-emif-sram.h                  |  1 +
>  include/linux/typeof_member.h                 | 11 +++++++
>  include/linux/ucs2_string.h                   |  2 +-
>  include/linux/vdpa.h                          |  1 +
>  include/linux/virtio_config.h                 | 17 ++++++-----
>  include/linux/wireless.h                      |  2 ++
>  include/net/bond_3ad.h                        |  1 +
>  include/net/dsa.h                             |  1 +
>  include/net/ip_vs.h                           |  1 +
>  include/net/netfilter/nf_conntrack_tuple.h    |  1 +
>  include/net/netfilter/nf_tables.h             |  1 +
>  include/net/netlink.h                         |  1 +
>  include/rdma/uverbs_ioctl.h                   |  1 +
>  include/rdma/uverbs_named_ioctl.h             |  1 +
>  include/scsi/scsi_host.h                      |  1 +
>  include/sound/soc-dapm.h                      |  1 +
>  include/sound/soc.h                           |  1 +
>  include/trace/events/wbt.h                    |  1 +
>  include/uapi/linux/netfilter/xt_sctp.h        |  1 +
>  include/xen/hvm.h                             |  1 +
>  kernel/kallsyms.c                             |  3 +-
>  94 files changed, 255 insertions(+), 79 deletions(-)
>  create mode 100644 include/linux/NULL.h
>  create mode 100644 include/linux/array_size.h
>  create mode 100644 include/linux/memberof.h
>  create mode 100644 include/linux/offsetof.h
>  create mode 100644 include/linux/offsetofend.h
>  create mode 100644 include/linux/sizeof_field.h
>  create mode 100644 include/linux/typeof_member.h

-- 
Jani Nikula, Intel Open Source Graphics Center

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2021-11-19 12:47 UTC|newest]

Thread overview: 146+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-19 11:36 [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code Alejandro Colomar
2021-11-19 11:36 ` [Intel-gfx] " Alejandro Colomar
2021-11-19 11:36 ` Alejandro Colomar
2021-11-19 11:36 ` [PATCH 01/17] linux/container_of.h: Add memberof(T, m) Alejandro Colomar
2021-11-19 11:36 ` [PATCH 02/17] Use memberof(T, m) instead of explicit NULL dereference Alejandro Colomar
2021-11-19 11:36   ` [Intel-gfx] " Alejandro Colomar
2021-11-19 11:36   ` Alejandro Colomar
2021-11-23 18:07   ` Rafael J. Wysocki
2021-11-23 18:07     ` Rafael J. Wysocki
2021-11-23 18:07     ` [Intel-gfx] " Rafael J. Wysocki
2021-11-23 18:07     ` Rafael J. Wysocki
2021-11-19 11:36 ` [PATCH 03/17] Replace some uses of memberof() by its wrappers Alejandro Colomar
2021-11-19 11:36 ` [PATCH 04/17] linux/memberof.h: Move memberof() to separate header Alejandro Colomar
2021-11-19 11:36 ` [PATCH 05/17] linux/typeof_member.h: Move typeof_member() to a " Alejandro Colomar
2021-11-19 11:36 ` [PATCH 06/17] Simplify sizeof(typeof_member()) to sizeof_field() Alejandro Colomar
2021-11-19 11:36 ` [PATCH 07/17] linux/NULL.h: Move NULL to a separate header Alejandro Colomar
2021-11-19 11:36 ` [PATCH 08/17] linux/offsetof.h: Move offsetof(T, m) " Alejandro Colomar
2021-11-19 11:36 ` [PATCH 09/17] linux/offsetof.h: Implement offsetof() in terms of memberof() Alejandro Colomar
2021-11-19 11:36 ` [PATCH 10/17] linux/container_of.h: Implement container_of_safe() in terms of container_of() Alejandro Colomar
2021-11-19 11:36 ` [PATCH 11/17] linux/container_of.h: Cosmetic Alejandro Colomar
2021-11-19 11:36 ` [PATCH 12/17] linux/container_of.h: Remove unnecessary cast to (void *) Alejandro Colomar
2021-11-19 11:36 ` [PATCH 13/17] linux/sizeof_field.h: Move sizeof_field(T, m) to a separate header Alejandro Colomar
2021-11-19 11:36 ` [PATCH 14/17] include/linux/: Include a smaller header if just for NULL Alejandro Colomar
2021-11-19 11:36 ` [PATCH 15/17] linux/offsetofend.h: Move offsetofend(T, m) to a separate header Alejandro Colomar
2021-11-19 11:36 ` [PATCH 16/17] linux/array_size.h: Move ARRAY_SIZE(arr) " Alejandro Colomar
2021-11-19 11:36 ` [PATCH 17/17] include/: Include <linux/array_size.h> for ARRAY_SIZE() Alejandro Colomar
2021-11-19 12:47 ` Jani Nikula [this message]
2021-11-19 12:47   ` [PATCH 00/17] Add memberof(), split some headers, and slightly simplify code Jani Nikula
2021-11-19 12:47   ` [Intel-gfx] " Jani Nikula
2021-11-19 12:47   ` Jani Nikula
2021-11-19 13:16   ` Alejandro Colomar (man-pages)
2021-11-19 13:16     ` [Intel-gfx] " Alejandro Colomar (man-pages)
2021-11-19 13:16     ` Alejandro Colomar (man-pages)
2021-11-19 13:48     ` Jani Nikula
2021-11-19 13:48       ` Jani Nikula
2021-11-19 13:48       ` [Intel-gfx] " Jani Nikula
2021-11-19 13:48       ` Jani Nikula
2021-11-19 14:54     ` Andy Shevchenko
2021-11-19 14:54       ` Andy Shevchenko
2021-11-19 14:54       ` [Intel-gfx] " Andy Shevchenko
2021-11-19 14:54       ` Andy Shevchenko
2021-11-19 14:47 ` Arnd Bergmann
2021-11-19 14:47   ` [Intel-gfx] " Arnd Bergmann
2021-11-19 14:47   ` Arnd Bergmann
2021-11-19 14:47   ` Arnd Bergmann
2021-11-19 15:06   ` Alejandro Colomar (man-pages)
2021-11-19 15:06     ` [Intel-gfx] " Alejandro Colomar (man-pages)
2021-11-19 15:06     ` Alejandro Colomar (man-pages)
2021-11-19 15:34     ` Andy Shevchenko
2021-11-19 15:34       ` Andy Shevchenko
2021-11-19 15:34       ` [Intel-gfx] " Andy Shevchenko
2021-11-19 15:34       ` Andy Shevchenko
2021-11-19 15:38       ` Alejandro Colomar (man-pages)
2021-11-19 15:38         ` Alejandro Colomar (man-pages)
2021-11-19 15:38         ` [Intel-gfx] " Alejandro Colomar (man-pages)
2021-11-19 15:43         ` Alejandro Colomar (man-pages)
2021-11-19 15:49           ` Andy Shevchenko
2021-11-19 15:52             ` Alejandro Colomar (man-pages)
2021-11-19 16:07               ` Andy Shevchenko
2021-11-19 15:57     ` Arnd Bergmann
2021-11-19 15:57       ` [Intel-gfx] " Arnd Bergmann
2021-11-19 15:57       ` Arnd Bergmann
2021-11-19 15:57       ` Arnd Bergmann
2021-11-19 16:10       ` Andy Shevchenko
2021-11-19 16:10         ` Andy Shevchenko
2021-11-19 16:10         ` Andy Shevchenko
2021-11-19 16:10         ` [Intel-gfx] " Andy Shevchenko
2021-11-19 16:18         ` Arnd Bergmann
2021-11-19 16:18           ` Arnd Bergmann
2021-11-19 16:18           ` [Intel-gfx] " Arnd Bergmann
2021-11-19 16:18           ` Arnd Bergmann
2021-11-19 16:22           ` Alejandro Colomar (man-pages)
2021-11-19 16:22             ` Alejandro Colomar (man-pages)
2021-11-19 16:22             ` [Intel-gfx] " Alejandro Colomar (man-pages)
2021-11-19 16:27             ` Arnd Bergmann
2021-11-19 16:27               ` Arnd Bergmann
2021-11-19 16:27               ` [Intel-gfx] " Arnd Bergmann
2021-11-19 16:27               ` Arnd Bergmann
2021-11-19 16:35             ` Andy Shevchenko
2021-11-19 16:35               ` Andy Shevchenko
2021-11-19 16:35               ` [Intel-gfx] " Andy Shevchenko
2021-11-19 16:35               ` Andy Shevchenko
2021-11-22 12:36               ` Jonathan Cameron
2021-11-22 12:36                 ` [Intel-gfx] " Jonathan Cameron
2021-11-22 12:36                 ` Jonathan Cameron
2021-11-19 16:12       ` Alejandro Colomar (man-pages)
2021-11-19 16:12         ` Alejandro Colomar (man-pages)
2021-11-19 16:12         ` [Intel-gfx] " Alejandro Colomar (man-pages)
2021-11-19 16:25         ` Arnd Bergmann
2021-11-19 16:25           ` Arnd Bergmann
2021-11-19 16:25           ` Arnd Bergmann
2021-11-19 16:25           ` [Intel-gfx] " Arnd Bergmann
2021-11-19 16:37         ` Andy Shevchenko
2021-11-19 16:37           ` Andy Shevchenko
2021-11-19 16:37           ` [Intel-gfx] " Andy Shevchenko
2021-11-19 16:37           ` Andy Shevchenko
2021-11-19 16:49           ` Alejandro Colomar (man-pages)
2021-11-20 13:00 ` [PATCH v2 00/20] Add memberof(), split headers, and " Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 01/20] linux/stddef.h, linux/offsetof.h: Split offsetof() into a separate header Alejandro Colomar
2021-11-20 16:14     ` Andy Shevchenko
2021-11-20 16:22       ` Alejandro Colomar (man-pages)
2021-11-20 13:00   ` [PATCH v2 02/20] linux/stddef.h, linux/sizeof_field.h: Split sizeof_field() " Alejandro Colomar
2021-11-20 16:16     ` Andy Shevchenko
2021-11-20 13:00   ` [PATCH v2 03/20] linux/stddef.h, linux/offsetofend.h: Split offsetofend() " Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 04/20] linux/stddef.h, linux/NULL.h: Split NULL " Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 05/20] linux/container_of.h, linux/typeof_member.h: Split typeof_member() " Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 06/20] linux/kernel.h, linux/array_size.h: Split ARRAY_SIZE() " Alejandro Colomar
2021-11-22  7:36     ` kernel test robot
2021-11-22  7:36       ` kernel test robot
2021-11-20 13:00   ` [PATCH v2 07/20] linux/memberof.h: Add memberof(T, m) macro Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 08/20] Implement container_of_safe() in terms of container_of() Alejandro Colomar
2021-11-21 13:31     ` Arnd Bergmann
2021-11-20 13:00   ` [PATCH v2 09/20] Implement offsetof(), sizeof_member(), typeof_member(), and container_of() in terms of memberof() Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 10/20] linux/container_of.h: Remove unnecessary cast Alejandro Colomar
2021-11-20 19:05     ` kernel test robot
2021-11-20 19:05       ` kernel test robot
2021-11-22 17:39     ` kernel test robot
2021-11-22 17:39       ` kernel test robot
2021-11-20 13:00   ` [PATCH v2 11/20] linux/container_of.h: Cosmetic Alejandro Colomar
2021-11-20 16:12     ` Andy Shevchenko
2021-11-20 16:33       ` Joe Perches
2021-11-20 16:44         ` Alejandro Colomar (man-pages)
2021-11-20 13:00   ` [PATCH v2 12/20] linux/must_be.h: Add must_be() to improve readability of BUILD_BUG_ON_ZERO() Alejandro Colomar
2021-11-20 15:05     ` Alexey Dobriyan
2021-11-20 15:22       ` Alejandro Colomar (man-pages)
2021-11-21 13:18       ` Arnd Bergmann
2021-11-20 13:00   ` [PATCH v2 13/20] Move BUILD_BUG_ON_ZERO to <linux/must_be.h> Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 13/20] linux/build_bug.h, linux/must_be.h: " Alejandro Colomar
2021-11-20 13:00   ` [PATCH v2 14/20] linux/compiler_types.h, linux/same_type.h: Split __same_type() to a separate header Alejandro Colomar
2021-11-21 13:26     ` Arnd Bergmann
2021-11-20 13:00   ` [PATCH v2 15/20] linux/compiler.h: Implement __must_be_array() in terms of __must_be() Alejandro Colomar
2021-11-21 13:25     ` Arnd Bergmann
2021-11-20 13:01   ` [PATCH v2 16/20] linux/compiler.h, linux/array_size.h: Move __must_be_array() into <linux/array_size.h> Alejandro Colomar
2021-11-21 13:24     ` Arnd Bergmann
2021-11-22  8:51       ` Jani Nikula
2021-11-20 13:01   ` [PATCH v2 17/20] linux/array_size.h: Add __is_array(a) to help readability Alejandro Colomar
2021-11-21 13:22     ` Arnd Bergmann
2021-11-20 13:01   ` [PATCH v2 18/20] linux/power_of_2.h: Add __IS_POWER_OF_2(n) and __IS_POWER_OF_2_OR_0(n) macros Alejandro Colomar
2021-11-21 13:20     ` Arnd Bergmann
2021-11-22  8:55       ` Jani Nikula
2021-11-20 13:01   ` [PATCH v2 19/20] linux/build_bug.h, linux/power_of_2.h: Move [__]BUILD_BUG_ON_NOT_POWER_OF_2() to <linux/power_of_2.h> Alejandro Colomar
2021-11-20 13:01   ` [PATCH v2 20/20] linux/power_of_2.h: Implement [__]BUILD_BUG_ON_NOT_POWER_OF_2() in terms of __IS_POWER_OF_2[_OR_0]() Alejandro Colomar
2021-11-22 11:17   ` [PATCH v2 00/20] Add memberof(), split headers, and simplify code Andy Shevchenko
2021-11-22 12:07     ` Alejandro Colomar (man-pages)
2021-11-19 15:07 [PATCH 00/17] Add memberof(), split some headers, and slightly " Alexey Dobriyan
2021-11-19 15:13 ` Alejandro Colomar (man-pages)

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