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Date: Tue, 28 Jan 2020 15:59:46 +0100 From: Oleg Nesterov <oleg@...hat.com> To: madhuparnabhowmik10@...il.com Cc: christian.brauner@...ntu.com, mingo@...nel.org, linux-kernel@...r.kernel.org, paulmck@...nel.org, joel@...lfernandes.org, frextrite@...il.com, rcu@...r.kernel.org, linux-kernel-mentees@...ts.linuxfoundation.org Subject: Re: [PATCH] fork.c: Use RCU_INIT_POINTER() instead of rcu_access_pointer() On 01/27, madhuparnabhowmik10@...il.com wrote: > > --- a/kernel/fork.c > +++ b/kernel/fork.c > @@ -1508,7 +1508,7 @@ static int copy_sighand(unsigned long clone_flags, struct task_struct *tsk) > return 0; > } > sig = kmem_cache_alloc(sighand_cachep, GFP_KERNEL); > - rcu_assign_pointer(tsk->sighand, sig); > + RCU_INIT_POINTER(tsk->sighand, sig); Acked-by: Oleg Nesterov <oleg@...hat.com>
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