[PATCH] PowerPC: add missing native dcr dcr_ind_lock spinlock

[Valentine Barshak]

The include/asm-powerpc/dcr-native.h declares extern spinlock_t dcr_ind_lock;
but it's actually isn't defined. This patch adds a missing dcr_ind_lock.

Signed-off-by: Valentine Barshak <vbarshak at ru.mvista.com>
---
 arch/powerpc/sysdev/dcr.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff -pruN linux-2.6.orig/arch/powerpc/sysdev/dcr.c linux-2.6/arch/powerpc/sysdev/dcr.c
--- linux-2.6.orig/arch/powerpc/sysdev/dcr.c	2008-01-31 16:58:32.000000000 +0300
+++ linux-2.6/arch/powerpc/sysdev/dcr.c	2008-02-01 23:17:35.000000000 +0300
@@ -137,5 +137,6 @@ void dcr_unmap(dcr_host_t host, unsigned
 	h.token = NULL;
 }
 EXPORT_SYMBOL_GPL(dcr_unmap);
-
-#endif /* !defined(CONFIG_PPC_DCR_NATIVE) */
+#else	/* defined(CONFIG_PPC_DCR_NATIVE) */
+DEFINE_SPINLOCK(dcr_ind_lock);
+#endif	/* !defined(CONFIG_PPC_DCR_NATIVE) */