From ab75819d3942a34d151a34fd43f346d5d8a48148 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 21 Oct 2012 22:33:39 -0400 Subject: [PATCH] powerpc: make fork_idle() take the common "kernel thread" path in copy_thread() Signed-off-by: Al Viro --- arch/powerpc/kernel/process.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 3665d287780f..f6d244db9203 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -745,7 +745,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, /* Copy registers */ sp -= sizeof(struct pt_regs); childregs = (struct pt_regs *) sp; - if (!regs) { + if (unlikely(p->flags & PF_KTHREAD)) { struct thread_info *ti = (void *)task_stack_page(p); memset(childregs, 0, sizeof(struct pt_regs)); childregs->gpr[1] = sp + sizeof(struct pt_regs); -- GitLab