[PATCH V4 03/17] asm-generic: compat: Cleanup duplicate definitions

Guo Ren guoren at kernel.org
Mon Jan 31 05:52:58 PST 2022


On Mon, Jan 31, 2022 at 8:21 PM Christoph Hellwig <hch at infradead.org> wrote:
>
> On Sat, Jan 29, 2022 at 08:17:14PM +0800, guoren at kernel.org wrote:
> > From: Guo Ren <guoren at 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/



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