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From: Joseph Qi <joseph.qi@linux.alibaba.com>
To: Su Yue <glass.su@suse.com>,
	ocfs2-devel@lists.linux.dev, akpm <akpm@linux-foundation.org>
Subject: Re: [PATCH] ocfs2: enable ocfs2_listxattr for special files
Date: Tue, 12 Mar 2024 14:23:35 +0800	[thread overview]
Message-ID: <4e04ff5f-45d6-4d61-b630-0c7116a972d5@linux.alibaba.com> (raw)
In-Reply-To: <20240312042908.8889-1-l@damenly.org>



On 3/12/24 12:29 PM, Su Yue wrote:
> From: Su Yue <glass.su@suse.com>
> 
> For special files in S_IFBLK/S_IFCHR/S_IFIFO type, we already
> have ocfs2_setattr and ocfs2_getattr enabled.
> It's confusing for user space if it can use setattr/getattr to
> control one attribute appointed but can not list attributes
> using listxattr for above type files:
> 
> $ mknod /mnt/b b 0 0
> $ setfattr -h -n trusted.name -v 0xbabe /mnt/b
> $ getfattr -n trusted.name  /mnt/b
> getfattr: Removing leading '/' from absolute path names
> trusted.name=0sur4=
> 
> $ getfattr -m trusted  /mnt/b
> $
> 
> Fix it by enabling ocfs2_listxattr for ocfs2_special_file_iops.
> After the commit, fstests/generic/062 will pass.
> 
> Signed-off-by: Su Yue <glass.su@suse.com>

Acked-by: Joseph Qi \<joseph.qi@linux.alibaba.com\>

> ---
>  fs/ocfs2/file.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
> index 8b6d15010703..0da8e7bd3261 100644
> --- a/fs/ocfs2/file.c
> +++ b/fs/ocfs2/file.c
> @@ -2763,6 +2763,7 @@ const struct inode_operations ocfs2_file_iops = {
>  const struct inode_operations ocfs2_special_file_iops = {
>  	.setattr	= ocfs2_setattr,
>  	.getattr	= ocfs2_getattr,
> +	.listxattr	= ocfs2_listxattr,
>  	.permission	= ocfs2_permission,
>  	.get_inode_acl	= ocfs2_iop_get_acl,
>  	.set_acl	= ocfs2_iop_set_acl,

      reply	other threads:[~2024-03-12  6:23 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-12  4:29 [PATCH] ocfs2: enable ocfs2_listxattr for special files Su Yue
2024-03-12  6:23 ` Joseph Qi [this message]

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