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authorDenis V. Lunev <den@openvz.org>2008-04-29 01:02:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-29 08:06:22 -0700
commit667471386d4068e75a6a55b615701ced61eb6333 (patch)
tree2bf51dfa6209ca6637c1cff084b15c132b280ab0 /arch/powerpc/platforms/cell/spufs
parent6f1c86ec315711d21666751b0bdae69ce2c6d589 (diff)
downloadlinaro-lsk-667471386d4068e75a6a55b615701ced61eb6333.tar.gz
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/platforms/cell/spufs')
-rw-r--r--arch/powerpc/platforms/cell/spufs/sched.c3
-rw-r--r--arch/powerpc/platforms/cell/spufs/sputrace.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index 00528ef84ad..45dcd269350 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);
diff --git a/arch/powerpc/platforms/cell/spufs/sputrace.c b/arch/powerpc/platforms/cell/spufs/sputrace.c
index 79aa773f3c9..aea5286f124 100644
--- a/arch/powerpc/platforms/cell/spufs/sputrace.c
+++ b/arch/powerpc/platforms/cell/spufs/sputrace.c
@@ -201,10 +201,9 @@ static int __init sputrace_init(void)
if (!sputrace_log)
goto out;
- entry = create_proc_entry("sputrace", S_IRUSR, NULL);
+ entry = proc_create("sputrace", S_IRUSR, NULL, &sputrace_fops);
if (!entry)
goto out_free_log;
- entry->proc_fops = &sputrace_fops;
for (i = 0; i < ARRAY_SIZE(spu_probes); i++) {
struct spu_probe *p = &spu_probes[i];