add EXPORT_SYMBOL(set_current_blocked)

Export set_current_blocked() for modules. We have the code which
wrongly plays with ->blocked, and sigprocmask() should be avoided.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>

diff --git a/kernel/signal.c b/kernel/signal.c
index 7a081649529def9a786558707b31f6b416c555ff..3868e6663c8c4a47a6bd878f79fb74056e6034d2 100644 (file)
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2463,6 +2463,7 @@ void set_current_blocked(const sigset_t *newset)
        __set_task_blocked(tsk, newset);
        spin_unlock_irq(&tsk->sighand->siglock);
 }
+EXPORT_SYMBOL(set_current_blocked);
 
 /*
  * This is also useful for kernel threads that want to temporarily