selftests/rseq: riscv: fix 'literal-suffix' warning

This header is also used in librseq where it can be included in C++
code, add a space between literals and string macros.
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://lore.kernel.org/r/20220614154830.1367382-3-mjeanson@efficios.com

tools/testing/selftests/rseq/rseq-riscv.h

@@ -86,7 +86,7 @@ do {									\
 
 #define RSEQ_ASM_STORE_RSEQ_CS(label, cs_label, rseq_cs)		\
 	RSEQ_INJECT_ASM(1)						\
-	"la	"RSEQ_ASM_TMP_REG_1 ", " __rseq_str(cs_label) "\n"	\
+	"la	" RSEQ_ASM_TMP_REG_1 ", " __rseq_str(cs_label) "\n"	\
 	REG_S	RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(rseq_cs) "]\n"	\
 	__rseq_str(label) ":\n"
 
@@ -103,17 +103,17 @@ do {									\
 
 #define RSEQ_ASM_OP_CMPEQ(var, expect, label)				\
 	REG_L	RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(var) "]\n"		\
-	"bne	"RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
+	"bne	" RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
 		  __rseq_str(label) "\n"
 
 #define RSEQ_ASM_OP_CMPEQ32(var, expect, label)				\
-	"lw	"RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(var) "]\n"	\
-	"bne	"RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
+	"lw	" RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(var) "]\n"	\
+	"bne	" RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
 		  __rseq_str(label) "\n"
 
 #define RSEQ_ASM_OP_CMPNE(var, expect, label)				\
 	REG_L	RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(var) "]\n"		\
-	"beq	"RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
+	"beq	" RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(expect) "] ,"	\
 		  __rseq_str(label) "\n"
 
 #define RSEQ_ASM_CMP_CPU_ID(cpu_id, current_cpu_id, label)		\
@@ -127,12 +127,12 @@ do {									\
 	REG_S	RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(var) "]\n"
 
 #define RSEQ_ASM_OP_R_LOAD_OFF(offset)					\
-	"add	"RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(offset) "], "	\
+	"add	" RSEQ_ASM_TMP_REG_1 ", %[" __rseq_str(offset) "], "	\
 		 RSEQ_ASM_TMP_REG_1 "\n"				\
 	REG_L	RSEQ_ASM_TMP_REG_1 ", (" RSEQ_ASM_TMP_REG_1 ")\n"
 
 #define RSEQ_ASM_OP_R_ADD(count)					\
-	"add	"RSEQ_ASM_TMP_REG_1 ", " RSEQ_ASM_TMP_REG_1		\
+	"add	" RSEQ_ASM_TMP_REG_1 ", " RSEQ_ASM_TMP_REG_1		\
 		", %[" __rseq_str(count) "]\n"
 
 #define RSEQ_ASM_OP_FINAL_STORE(value, var, post_commit_label)		\