powerpc: Don't use --- in kernel logs

When a kernel log containing --- at the start of a line is copied into
a patch message, 'git am' drops everything located after that ---.

Replace --- by ---- to avoid that.

Signed-off-by: Christophe Leroy <[email protected]>
Signed-off-by: Madhavan Srinivasan <[email protected]>
Link: https://patch.msgid.link/54a1f8d2c3fb5b95434039724c8c141052ae5cc0.1739346038.git.christophe.leroy@csgroup.eu

Author: chleroy

arch/powerpc/kernel/process.c

@@ -1000,15 +1000,15 @@ static inline void tm_reclaim_task(struct task_struct *tsk)
 
 	WARN_ON(tm_suspend_disabled);
 
-	TM_DEBUG("--- tm_reclaim on pid %d (NIP=%lx, "
+	TM_DEBUG("---- tm_reclaim on pid %d (NIP=%lx, "
 		 "ccr=%lx, msr=%lx, trap=%lx)\n",
 		 tsk->pid, thr->regs->nip,
 		 thr->regs->ccr, thr->regs->msr,
 		 thr->regs->trap);
 
 	tm_reclaim_thread(thr, TM_CAUSE_RESCHED);
 
-	TM_DEBUG("--- tm_reclaim on pid %d complete\n",
+	TM_DEBUG("---- tm_reclaim on pid %d complete\n",
 		 tsk->pid);
 
 out_and_saveregs:
@@ -2367,14 +2367,14 @@ void __no_sanitize_address show_stack(struct task_struct *tsk,
 				(sp + STACK_INT_FRAME_REGS);
 
 			lr = regs->link;
-			printk("%s--- interrupt: %lx at %pS\n",
+			printk("%s---- interrupt: %lx at %pS\n",
 			       loglvl, regs->trap, (void *)regs->nip);
 
 			// Detect the case of an empty pt_regs at the very base
 			// of the stack and suppress showing it in full.
 			if (!empty_user_regs(regs, tsk)) {
 				__show_regs(regs);
-				printk("%s--- interrupt: %lx\n", loglvl, regs->trap);
+				printk("%s---- interrupt: %lx\n", loglvl, regs->trap);
 			}
 
 			firstframe = 1;

arch/powerpc/xmon/xmon.c

@@ -1770,7 +1770,7 @@ static void xmon_show_stack(unsigned long sp, unsigned long lr,
 				       sp + STACK_INT_FRAME_REGS);
 				break;
 			}
-			printf("--- Exception: %lx %s at ", regs.trap,
+			printf("---- Exception: %lx %s at ", regs.trap,
 			       getvecname(TRAP(&regs)));
 			pc = regs.nip;
 			lr = regs.link;