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,
prev parent 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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