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Merge branch 'linus' into core/rcu

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Merge reason: Avoid fuzz in init/main.c and update from rc6 to rc8.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar
2009-09-04 09:28:52 +02:00
parent 868489660d 37d0892c5a
commit 29e2035bdd
448 changed files with 5258 additions and 3114 deletions
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21
kernel/fork.c
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@@ -426,7 +426,6 @@ static struct mm_struct * mm_init(struct mm_struct * mm, struct task_struct *p)
init_rwsem(&mm->mmap_sem);
INIT_LIST_HEAD(&mm->mmlist);
mm->flags = (current->mm) ? current->mm->flags : default_dump_filter;
mm->oom_adj = (current->mm) ? current->mm->oom_adj : 0;
mm->core_state = NULL;
mm->nr_ptes = 0;
set_mm_counter(mm, file_rss, 0);
@@ -816,11 +815,8 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
{
struct signal_struct *sig;
if (clone_flags & CLONE_THREAD) {
atomic_inc(&current->signal->count);
atomic_inc(&current->signal->live);
if (clone_flags & CLONE_THREAD)
return 0;
}
sig = kmem_cache_alloc(signal_cachep, GFP_KERNEL);
tsk->signal = sig;
@@ -878,16 +874,6 @@ void __cleanup_signal(struct signal_struct *sig)
kmem_cache_free(signal_cachep, sig);
}
static void cleanup_signal(struct task_struct *tsk)
{
struct signal_struct *sig = tsk->signal;
atomic_dec(&sig->live);
if (atomic_dec_and_test(&sig->count))
__cleanup_signal(sig);
}
static void copy_flags(unsigned long clone_flags, struct task_struct *p)
{
unsigned long new_flags = p->flags;
@@ -1237,6 +1223,8 @@ static struct task_struct *copy_process(unsigned long clone_flags,
}
if (clone_flags & CLONE_THREAD) {
atomic_inc(&current->signal->count);
atomic_inc(&current->signal->live);
p->group_leader = current->group_leader;
list_add_tail_rcu(&p->thread_group, &p->group_leader->thread_group);
}
@@ -1280,7 +1268,8 @@ bad_fork_cleanup_mm:
if (p->mm)
mmput(p->mm);
bad_fork_cleanup_signal:
cleanup_signal(p);
if (!(clone_flags & CLONE_THREAD))
__cleanup_signal(p->signal);
bad_fork_cleanup_sighand:
__cleanup_sighand(p->sighand);
bad_fork_cleanup_fs: