s390/extable: move EX_TABLE define to asm-extable.h

Follow arm64 and riscv and move the EX_TABLE define to asm-extable.h
which is a lot less generic than the current linkage.h.

Also make sure that all files which contain EX_TABLE usages actually
include the new header file. This should make sure that the files
always compile and there won't be any random compile breakage due to
other header file dependencies.

Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

9 files changed, 28 insertions, 18 deletions

diff --git a/arch/s390/include/asm/ap.h b/arch/s390/include/asm/ap.h
index c0c8a1f6c35d..ae75da592ccb 100644
--- a/arch/s390/include/asm/ap.h
+++ b/arch/s390/include/asm/ap.h
@@ -13,6 +13,7 @@
 #define _ASM_S390_AP_H_
 
 #include <linux/io.h>
+#include <asm/asm-extable.h>
 
 /**
  * The ap_qid_t identifier of an ap queue.
diff --git a/arch/s390/include/asm/asm-extable.h b/arch/s390/include/asm/asm-extable.h
new file mode 100644
index 000000000000..620390f17f0c
--- /dev/null
+++ b/arch/s390/include/asm/asm-extable.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_EXTABLE_H
+#define __ASM_EXTABLE_H
+
+#include <linux/stringify.h>
+#include <asm/asm-const.h>
+
+#define __EX_TABLE(_section, _fault, _target)				\
+	stringify_in_c(.section	_section,"a";)				\
+	stringify_in_c(.align	8;)					\
+	stringify_in_c(.long	(_fault) - .;)				\
+	stringify_in_c(.long	(_target) - .;)				\
+	stringify_in_c(.quad	0;)					\
+	stringify_in_c(.previous)
+
+#define EX_TABLE(_fault, _target)					\
+	__EX_TABLE(__ex_table, _fault, _target)
+#define EX_TABLE_AMODE31(_fault, _target)				\
+	__EX_TABLE(.amode31.ex_table, _fault, _target)
+
+#endif /* __ASM_EXTABLE_H */
diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h
index e3f12db46cfc..78bb336600bf 100644
--- a/arch/s390/include/asm/cpu_mf.h
+++ b/arch/s390/include/asm/cpu_mf.h
@@ -10,6 +10,7 @@
 #define _ASM_S390_CPU_MF_H
 
 #include <linux/errno.h>
+#include <asm/asm-extable.h>
 #include <asm/facility.h>
 
 asm(".include \"asm/cpu_mf-insn.h\"\n");
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h
index bdcd64f0c1d7..56e99c286d12 100644
--- a/arch/s390/include/asm/diag.h
+++ b/arch/s390/include/asm/diag.h
@@ -11,6 +11,7 @@
 
 #include <linux/if_ether.h>
 #include <linux/percpu.h>
+#include <asm/asm-extable.h>
 
 enum diag_stat_enum {
 	DIAG_STAT_X008,
diff --git a/arch/s390/include/asm/fpu/api.h b/arch/s390/include/asm/fpu/api.h
index a959b815a58b..b714ed0ef688 100644
--- a/arch/s390/include/asm/fpu/api.h
+++ b/arch/s390/include/asm/fpu/api.h
@@ -45,6 +45,7 @@
 #define _ASM_S390_FPU_API_H
 
 #include <linux/preempt.h>
+#include <asm/asm-extable.h>
 
 void save_fpu_regs(void);
 void load_fpu_regs(void);
diff --git a/arch/s390/include/asm/futex.h b/arch/s390/include/asm/futex.h
index c22debfcebf1..e08c882dccaa 100644
--- a/arch/s390/include/asm/futex.h
+++ b/arch/s390/include/asm/futex.h
@@ -4,6 +4,7 @@
 
 #include <linux/uaccess.h>
 #include <linux/futex.h>
+#include <asm/asm-extable.h>
 #include <asm/mmu_context.h>
 #include <asm/errno.h>
 
diff --git a/arch/s390/include/asm/linkage.h b/arch/s390/include/asm/linkage.h
index 1ffea75b8ebc..c76777b15fec 100644
--- a/arch/s390/include/asm/linkage.h
+++ b/arch/s390/include/asm/linkage.h
@@ -2,27 +2,9 @@
 #ifndef __ASM_LINKAGE_H
 #define __ASM_LINKAGE_H
 
-#include <asm/asm-const.h>
 #include <linux/stringify.h>
 
 #define __ALIGN .align 16, 0x07
 #define __ALIGN_STR __stringify(__ALIGN)
 
-/*
- * Helper macro for exception table entries
- */
-
-#define __EX_TABLE(_section, _fault, _target)				\
-	stringify_in_c(.section	_section,"a";)				\
-	stringify_in_c(.align	8;)					\
-	stringify_in_c(.long	(_fault) - .;)				\
-	stringify_in_c(.long	(_target) - .;)				\
-	stringify_in_c(.quad	0;)					\
-	stringify_in_c(.previous)
-
-#define EX_TABLE(_fault, _target)					\
-	__EX_TABLE(__ex_table, _fault, _target)
-#define EX_TABLE_AMODE31(_fault, _target)				\
-	__EX_TABLE(.amode31.ex_table, _fault, _target)
-
 #endif
diff --git a/arch/s390/include/asm/mmu.h b/arch/s390/include/asm/mmu.h
index e12ff0f29d1a..82aae78e1315 100644
--- a/arch/s390/include/asm/mmu.h
+++ b/arch/s390/include/asm/mmu.h
@@ -4,6 +4,7 @@
 
 #include <linux/cpumask.h>
 #include <linux/errno.h>
+#include <asm/asm-extable.h>
 
 typedef struct {
 	spinlock_t lock;
diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h
index f14f4ade15a9..2c029ee89b7c 100644
--- a/arch/s390/include/asm/uaccess.h
+++ b/arch/s390/include/asm/uaccess.h
@@ -13,6 +13,7 @@
 /*
  * User space memory access functions
  */
+#include <asm/asm-extable.h>
 #include <asm/processor.h>
 #include <asm/ctl_reg.h>
 #include <asm/extable.h>