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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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4
drivers/scsi/megaraid.c
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@@ -2818,12 +2818,12 @@ mega_create_proc_entry(int index, struct proc_dir_entry *parent)
sprintf(string, "hba%d", adapter->host->host_no);
dir = adapter->controller_proc_dir_entry = proc_mkdir(string, parent);
dir = adapter->controller_proc_dir_entry =
proc_mkdir_data(string, 0, parent, adapter);
if(!dir) {
printk(KERN_WARNING "\nmegaraid: proc_mkdir failed\n");
return;
}
dir->data = adapter;
for (f = mega_proc_files; f->name; f++) {
de = proc_create_data(f->name, S_IRUSR, dir, &mega_proc_fops,