diff options
| author | Denis V. Lunev <den@openvz.org> | 2008-04-29 01:02:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 08:06:22 -0700 |
| commit | 667471386d4068e75a6a55b615701ced61eb6333 (patch) | |
| tree | 2bf51dfa6209ca6637c1cff084b15c132b280ab0 /arch/powerpc/kernel/proc_ppc64.c | |
| parent | 6f1c86ec315711d21666751b0bdae69ce2c6d589 (diff) | |
powerpc: 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.
Add correct ->owner to proc_fops to fix reading/module unloading race.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/kernel/proc_ppc64.c')
| -rw-r--r-- | arch/powerpc/kernel/proc_ppc64.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/proc_ppc64.c b/arch/powerpc/kernel/proc_ppc64.c index f78dfce1b771..c647ddef40dc 100644 --- a/arch/powerpc/kernel/proc_ppc64.c +++ b/arch/powerpc/kernel/proc_ppc64.c @@ -68,12 +68,11 @@ static int __init proc_ppc64_init(void) { struct proc_dir_entry *pde; - pde = create_proc_entry("ppc64/systemcfg", S_IFREG|S_IRUGO, NULL); + pde = proc_create_data("ppc64/systemcfg", S_IFREG|S_IRUGO, NULL, + &page_map_fops, vdso_data); if (!pde) return 1; - pde->data = vdso_data; pde->size = PAGE_SIZE; - pde->proc_fops = &page_map_fops; return 0; } |