From 5c3388e3edb0ee5f4fa81ced3e8bee6c2d9d43f0 Mon Sep 17 00:00:00 2001
From: John Ogness <john.ogness@linutronix.de>
Date: Wed, 17 Feb 2021 18:23:16 +0100
Subject: [PATCH 094/327] printk: kmsg_dump: use kmsg_dump_rewind

kmsg_dump() is open coding the kmsg_dump_rewind(). Call
kmsg_dump_rewind() instead.

Signed-off-by: John Ogness <john.ogness@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
 kernel/printk/printk.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 98f0fc8e3a8b..9016c6eaac38 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -3385,7 +3385,6 @@ void kmsg_dump(enum kmsg_dump_reason reason)
 {
 	struct kmsg_dumper_iter iter;
 	struct kmsg_dumper *dumper;
-	unsigned long flags;
 
 	rcu_read_lock();
 	list_for_each_entry_rcu(dumper, &dump_list, list) {
@@ -3404,10 +3403,7 @@ void kmsg_dump(enum kmsg_dump_reason reason)
 
 		/* initialize iterator with data about the stored records */
 		iter.active = true;
-		printk_safe_enter_irqsave(flags);
-		iter.cur_seq = latched_seq_read_nolock(&clear_seq);
-		iter.next_seq = prb_next_seq(prb);
-		printk_safe_exit_irqrestore(flags);
+		kmsg_dump_rewind(&iter);
 
 		/* invoke dumper which will iterate over records */
 		dumper->dump(dumper, reason, &iter);
-- 
2.49.0

