[POWERPC] cell: export force_sig_info()

Export force_sig_info to allow signals to be sent from a modular spufs.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index c83c3e3f5178..525712055bb2 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -47,6 +47,13 @@ struct cbe_spu_info cbe_spu_info[MAX_NUMNODES];
 EXPORT_SYMBOL_GPL(cbe_spu_info);
 
 /*
+ * The spufs fault-handling code needs to call force_sig_info to raise signals
+ * on DMA errors. Export it here to avoid general kernel-wide access to this
+ * function
+ */
+EXPORT_SYMBOL_GPL(force_sig_info);
+
+/*
  * Protects cbe_spu_info and spu->number.
  */
 static DEFINE_SPINLOCK(spu_lock);