kernel: use non-racy method for proc entries creation

Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data
be setup before gluing PDE to main tree.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Denis V. Lunev 2008-04-29 01:02:31 -07:00 committed by Linus Torvalds
parent ac41cfd19b
commit c33fff0afb
10 changed files with 16 additions and 55 deletions

View file

@ -131,14 +131,8 @@ static const struct file_operations proc_iomem_operations = {
static int __init ioresources_init(void)
{
struct proc_dir_entry *entry;
entry = create_proc_entry("ioports", 0, NULL);
if (entry)
entry->proc_fops = &proc_ioports_operations;
entry = create_proc_entry("iomem", 0, NULL);
if (entry)
entry->proc_fops = &proc_iomem_operations;
proc_create("ioports", 0, NULL, &proc_ioports_operations);
proc_create("iomem", 0, NULL, &proc_iomem_operations);
return 0;
}
__initcall(ioresources_init);