These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / s390 / include / asm / linkage.h

diff --git a/kernel/arch/s390/include/asm/linkage.h b/kernel/arch/s390/include/asm/linkage.h
index fc8a828..27da78c 100644 (file)
--- a/kernel/arch/s390/include/asm/linkage.h
+++ b/kernel/arch/s390/include/asm/linkage.h
@@ -6,4 +6,26 @@
 #define __ALIGN .align 4, 0x07
 #define __ALIGN_STR __stringify(__ALIGN)
 
+#ifndef __ASSEMBLY__
+
+/*
+ * Helper macro for exception table entries
+ */
+#define EX_TABLE(_fault, _target)      \
+       ".section __ex_table,\"a\"\n"   \
+       ".align 4\n"                    \
+       ".long  (" #_fault ") - .\n"    \
+       ".long  (" #_target ") - .\n"   \
+       ".previous\n"
+
+#else /* __ASSEMBLY__ */
+
+#define EX_TABLE(_fault, _target)      \
+       .section __ex_table,"a" ;       \
+       .align  4 ;                     \
+       .long   (_fault) - . ;          \
+       .long   (_target) - . ;         \
+       .previous
+
+#endif /* __ASSEMBLY__ */
 #endif