Commit 77c100c8 authored by Rik van Riel's avatar Rik van Riel Committed by Marcelo Tosatti
Browse files

export pid symbols needed for kvm_vcpu_on_spin 



Export the symbols required for a race-free kvm_vcpu_on_spin.

Signed-off-by: default avatarRik van Riel <riel@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 4005996e

kernel/fork.c

+1 −0
Original line number Diff line number Diff line
@@ -193,6 +193,7 @@ void __put_task_struct(struct task_struct *tsk) 
	if (!profile_handoff_task(tsk))

		free_task(tsk);

}

EXPORT_SYMBOL_GPL(__put_task_struct);



/*

 * macro override instead of weak attribute alias, to workaround

kernel/pid.c

+2 −0
Original line number Diff line number Diff line
@@ -435,6 +435,7 @@ struct pid *get_task_pid(struct task_struct *task, enum pid_type type) 
	rcu_read_unlock();

	return pid;

}

EXPORT_SYMBOL_GPL(get_task_pid);



struct task_struct *get_pid_task(struct pid *pid, enum pid_type type)

{
@@ -446,6 +447,7 @@ struct task_struct *get_pid_task(struct pid *pid, enum pid_type type) 
	rcu_read_unlock();

	return result;

}

EXPORT_SYMBOL_GPL(get_pid_task);



struct pid *find_get_pid(pid_t nr)

{