X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-arm%2Fdomain.h;h=3c12a7625304d24d19bcb9e469c5b5bbcca8faef;hb=087c50302fbd608118e7c0f27a95dc552ad2f53b;hp=f8ea2de4848ea7ae075836718342952a86cda1d0;hpb=86579dd06deecfa6ac88d5e84e4d63c397cd6f6d;p=linux-2.6

diff --git a/include/asm-arm/domain.h b/include/asm-arm/domain.h
index f8ea2de484..3c12a76253 100644
--- a/include/asm-arm/domain.h
+++ b/include/asm-arm/domain.h
@@ -50,11 +50,14 @@
 #define domain_val(dom,type)	((type) << (2*(dom)))
 
 #ifndef __ASSEMBLY__
+
+#ifdef CONFIG_MMU
 #define set_domain(x)					\
 	do {						\
 	__asm__ __volatile__(				\
 	"mcr	p15, 0, %0, c3, c0	@ set domain"	\
 	  : : "r" (x));					\
+	isb();						\
 	} while (0)
 
 #define modify_domain(dom,type)					\
@@ -66,5 +69,10 @@
 	set_domain(thread->cpu_domain);				\
 	} while (0)
 
+#else
+#define set_domain(x)		do { } while (0)
+#define modify_domain(dom,type)	do { } while (0)
+#endif
+
 #endif
 #endif /* !__ASSEMBLY__ */