From: Guo Ren <guoren@kernel.org>
To: Christoph Hellwig <hch@infradead.org>
Cc: Palmer Dabbelt <palmer@dabbelt.com>,
Arnd Bergmann <arnd@arndb.de>, Anup Patel <anup@brainfault.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
liush <liush@allwinnertech.com>, Wei Fu <wefu@redhat.com>,
Drew Fustini <drew@beagleboard.org>,
Wang Junqiang <wangjunqiang@iscas.ac.cn>,
linux-arch <linux-arch@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-riscv <linux-riscv@lists.infradead.org>,
linux-csky@vger.kernel.org,
linux-s390 <linux-s390@vger.kernel.org>,
sparclinux <sparclinux@vger.kernel.org>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
Parisc List <linux-parisc@vger.kernel.org>,
"open list:BROADCOM NVRAM DRIVER" <linux-mips@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
"the arch/x86 maintainers" <x86@kernel.org>,
Guo Ren <guoren@linux.alibaba.com>
Subject: Re: [PATCH V4 03/17] asm-generic: compat: Cleanup duplicate definitions
Date: Mon, 31 Jan 2022 21:52:58 +0800 [thread overview]
Message-ID: <CAJF2gTSQafQxzAyaD90n-O6pPo22RCDXdsrOn=csUJBur0u-Ew@mail.gmail.com> (raw)
In-Reply-To: <YffURrqD0pfXnEkV@infradead.org>
On Mon, Jan 31, 2022 at 8:21 PM Christoph Hellwig <hch@infradead.org> wrote:
>
> On Sat, Jan 29, 2022 at 08:17:14PM +0800, guoren@kernel.org wrote:
> > From: Guo Ren <guoren@linux.alibaba.com>
> >
> > There are 7 64bit architectures that support Linux COMPAT mode to
> > run 32bit applications. A lot of definitions are duplicate:
> > - COMPAT_USER_HZ
> > - COMPAT_RLIM_INFINITY
> > - COMPAT_OFF_T_MAX
> > - __compat_uid_t, __compat_uid_t
> > - compat_dev_t
> > - compat_ipc_pid_t
> > - struct compat_flock
> > - struct compat_flock64
> > - struct compat_statfs
> > - struct compat_ipc64_perm, compat_semid64_ds,
> > compat_msqid64_ds, compat_shmid64_ds
> >
> > Cleanup duplicate definitions and merge them into asm-generic.
>
> The flock part seems to clash with the general compat_flock
> consolidation. Otherwise this looks like a good idea.
Okay, In the next version, I would rebase on general compat_flock
consolidation v4.
--
Best Regards
Guo Ren
ML: https://lore.kernel.org/linux-csky/
next prev parent reply other threads:[~2022-01-31 13:53 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-29 12:17 [PATCH V4 00/17] riscv: compat: Add COMPAT mode support for rv64 guoren
2022-01-29 12:17 ` [PATCH V4 01/17] kconfig: Add SYSVIPC_COMPAT for all architectures guoren
2022-01-31 12:19 ` Christoph Hellwig
2022-01-29 12:17 ` [PATCH V4 02/17] fs: stat: compat: Add __ARCH_WANT_COMPAT_STAT guoren
2022-01-31 12:19 ` Christoph Hellwig
2022-01-29 12:17 ` [PATCH V4 03/17] asm-generic: compat: Cleanup duplicate definitions guoren
2022-01-29 21:40 ` Arnd Bergmann
2022-01-31 12:21 ` Christoph Hellwig
2022-01-31 13:52 ` Guo Ren [this message]
2022-01-29 12:17 ` [PATCH V4 04/17] syscalls: compat: Fix the missing part for __SYSCALL_COMPAT guoren
2022-01-31 12:21 ` Christoph Hellwig
2022-01-29 12:17 ` [PATCH V4 05/17] riscv: Fixup difference with defconfig guoren
2022-01-31 12:23 ` Christoph Hellwig
2022-01-31 12:48 ` Arnd Bergmann
2022-01-31 13:00 ` Christoph Hellwig
2022-01-31 13:19 ` Arnd Bergmann
2022-01-29 12:17 ` [PATCH V4 06/17] riscv: compat: Add basic compat date type implementation guoren
2022-01-29 21:56 ` Arnd Bergmann
2022-01-30 5:47 ` Guo Ren
2022-01-30 11:36 ` Arnd Bergmann
2022-01-29 12:17 ` [PATCH V4 07/17] riscv: compat: Re-implement TASK_SIZE for COMPAT_32BIT guoren
2022-01-29 12:17 ` [PATCH V4 08/17] riscv: compat: syscall: Add compat_sys_call_table implementation guoren
2022-01-29 22:12 ` Arnd Bergmann
2022-01-30 5:54 ` Guo Ren
2022-01-30 11:32 ` Arnd Bergmann
2022-01-30 14:57 ` Guo Ren
2022-01-29 12:17 ` [PATCH V4 09/17] riscv: compat: syscall: Add entry.S implementation guoren
2022-01-29 12:17 ` [PATCH V4 10/17] riscv: compat: process: Add UXL_32 support in start_thread guoren
2022-01-29 12:17 ` [PATCH V4 11/17] riscv: compat: Add elf.h implementation guoren
2022-01-29 12:17 ` [PATCH V4 12/17] riscv: compat: vdso: Add rv32 VDSO base code implementation guoren
2022-01-29 12:17 ` [PATCH V4 13/17] riscv: compat: vdso: Add setup additional pages implementation guoren
2022-01-29 12:17 ` [PATCH V4 14/17] riscv: compat: signal: Add rt_frame implementation guoren
2022-01-29 12:17 ` [PATCH V4 15/17] riscv: compat: ptrace: Add compat_arch_ptrace implement guoren
2022-01-29 12:17 ` [PATCH V4 16/17] riscv: compat: Add COMPAT Kbuild skeletal support guoren
2022-01-31 12:26 ` Christoph Hellwig
2022-01-31 13:50 ` Guo Ren
2022-02-01 7:44 ` Christoph Hellwig
2022-02-01 9:13 ` Guo Ren
2022-02-01 9:36 ` Arnd Bergmann
2022-02-01 10:26 ` Guo Ren
2022-02-01 11:48 ` Arnd Bergmann
2022-02-01 13:56 ` Guo Ren
2022-01-29 12:17 ` [PATCH V4 17/17] KVM: compat: riscv: Prevent KVM_COMPAT from being selected guoren
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