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kernel: use non-racy method for proc entries creation

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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
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9
kernel/latencytop.c
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@ -233,14 +233,7 @@ static struct file_operations lstats_fops = {
static int __init init_lstats_procfs(void)
{
struct proc_dir_entry *pe;
pe = create_proc_entry("latency_stats", 0644, NULL);
if (!pe)
return -ENOMEM;
pe->proc_fops = &lstats_fops;
proc_create("latency_stats", 0644, NULL, &lstats_fops);
return 0;
}
__initcall(init_lstats_procfs);