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>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 00528ef84ad2..45dcd2693502 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -1063,10 +1063,9 @@ int __init spu_sched_init(void)
 
         mod_timer(&spuloadavg_timer, 0);
 
-        entry = create_proc_entry("spu_loadavg", 0, NULL);
+        entry = proc_create("spu_loadavg", 0, NULL, &spu_loadavg_fops);
         if (!entry)
                 goto out_stop_kthread;
-        entry->proc_fops = &spu_loadavg_fops;
 
         pr_debug("spusched: tick: %d, min ticks: %d, default ticks: %d\n",
                         SPUSCHED_TICK, MIN_SPU_TIMESLICE, DEF_SPU_TIMESLICE);