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Re: [PATCH] xfs: constify sysfs_ops structures

From Brian Foster <bfoster@redhat.com>
Newsgroups linux.kernel
Subject Re: [PATCH] xfs: constify sysfs_ops structures
Date 2015-10-12 14:50 +0200
Message-ID <qiKIa-7EQ-19@gated-at.bofh.it> (permalink)
References <qimw9-64u-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Sun, Oct 11, 2015 at 12:42:26PM +0200, Julia Lawall wrote:
> These sysfs_ops structures are never modified.  All other sysfs_ops
> structures in the kernel are declared as const.
> 
> Done with the help of Coccinelle.
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
> 

The fix looks correct, but these data structures just happened to be
removed and condensed into a more generic xfs_sysfs_ops definition as
part of the recent per-mount stats series. See commit a27c2640 ("xfs:
consolidate sysfs ops") for reference.

Brian

> ---
>  fs/xfs/xfs_sysfs.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/xfs/xfs_sysfs.c b/fs/xfs/xfs_sysfs.c
> index aa03670..192c865 100644
> --- a/fs/xfs/xfs_sysfs.c
> +++ b/fs/xfs/xfs_sysfs.c
> @@ -112,7 +112,7 @@ xfs_dbg_store(
>  	return xfs_attr->store ? xfs_attr->store(buf, count, NULL) : 0;
>  }
>  
> -static struct sysfs_ops xfs_dbg_ops = {
> +static const struct sysfs_ops xfs_dbg_ops = {
>  	.show = xfs_dbg_show,
>  	.store = xfs_dbg_store,
>  };
> @@ -227,7 +227,7 @@ xfs_log_store(
>  	return xfs_attr->store ? xfs_attr->store(buf, count, log) : 0;
>  }
>  
> -static struct sysfs_ops xfs_log_ops = {
> +static const struct sysfs_ops xfs_log_ops = {
>  	.show = xfs_log_show,
>  	.store = xfs_log_store,
>  };
> 
> _______________________________________________
> xfs mailing list
> xfs@oss.sgi.com
> http://oss.sgi.com/mailman/listinfo/xfs
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[PATCH] xfs: constify sysfs_ops structures Julia Lawall <Julia.Lawall@lip6.fr> - 2015-10-11 13:00 +0200
  Re: [PATCH] xfs: constify sysfs_ops structures Brian Foster <bfoster@redhat.com> - 2015-10-12 14:50 +0200

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