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proc: Add proc_mkdir_data()

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Add proc_mkdir_data() to allow procfs directories to be created that are
annotated at the time of creation with private data rather than doing this
post-creation.  This means no access is then required to the proc_dir_entry
struct to set this.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
cc: Neela Syam Kolli <megaraidlinux@lsi.com>
cc: Jerry Chuang <jerry-chuang@realtek.com>
cc: linux-scsi@vger.kernel.org
cc: devel@driverdev.osuosl.org
cc: linux-wireless@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
David Howells
2013-04-12 02:48:30 +01:00
committed by Al Viro
parent 34db8aaf0f
commit 270b5ac215
6 changed files with 30 additions and 35 deletions
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3
fs/reiserfs/procfs.c
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@@ -479,9 +479,8 @@ int reiserfs_proc_info_init(struct super_block *sb)
*s = '!';
spin_lock_init(&__PINFO(sb).lock);
REISERFS_SB(sb)->procdir = proc_mkdir(b, proc_info_root);
REISERFS_SB(sb)->procdir = proc_mkdir_data(b, 0, proc_info_root, sb);
if (REISERFS_SB(sb)->procdir) {
REISERFS_SB(sb)->procdir->data = sb;
add_file(sb, "version", show_version);
add_file(sb, "super", show_super);
add_file(sb, "per-level", show_per_level);