summaryrefslogtreecommitdiffstats
path: root/kernel/fork.c
diff options
context:
space:
mode:
authorFrederic Weisbecker <fweisbec@gmail.com>2010-02-27 16:18:46 +0100
committerFrederic Weisbecker <fweisbec@gmail.com>2010-02-27 16:18:46 +0100
commit018cbffe6819f6f8db20a0a3acd9bab9bfd667e4 (patch)
treefadde2521591998dc653fa094c636e8a547e620d /kernel/fork.c
parentperf_event, amd: Fix spinlock initialization (diff)
parentLinux 2.6.33 (diff)
downloadlinux-018cbffe6819f6f8db20a0a3acd9bab9bfd667e4.tar.xz
linux-018cbffe6819f6f8db20a0a3acd9bab9bfd667e4.zip
Merge commit 'v2.6.33' into perf/core
Merge reason: __percpu annotations need the corresponding sparse address space definition upstream. Conflicts: tools/perf/util/probe-event.c (trivial)
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 5b2959b3ffc2..f88bd984df35 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1241,21 +1241,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
/* Need tasklist lock for parent etc handling! */
write_lock_irq(&tasklist_lock);
- /*
- * The task hasn't been attached yet, so its cpus_allowed mask will
- * not be changed, nor will its assigned CPU.
- *
- * The cpus_allowed mask of the parent may have changed after it was
- * copied first time - so re-copy it here, then check the child's CPU
- * to ensure it is on a valid CPU (and if not, just force it back to
- * parent's CPU). This avoids alot of nasty races.
- */
- p->cpus_allowed = current->cpus_allowed;
- p->rt.nr_cpus_allowed = current->rt.nr_cpus_allowed;
- if (unlikely(!cpu_isset(task_cpu(p), p->cpus_allowed) ||
- !cpu_online(task_cpu(p))))
- set_task_cpu(p, smp_processor_id());
-
/* CLONE_PARENT re-uses the old parent */
if (clone_flags & (CLONE_PARENT|CLONE_THREAD)) {
p->real_parent = current->real_parent;