linux-kernel - [PATCH] x86/mm: use WARN

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Message-Id: <20210726130829.93874-1-wangborong@cdjrlc.com>
Date:   Mon, 26 Jul 2021 21:08:29 +0800
From:   Jason Wang <wangborong@...rlc.com>
To:     luto@...nel.org
Cc:     dave.hansen@...ux.intel.com, peterz@...radead.org,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org,
        hpa@...or.com, linux-kernel@...r.kernel.org,
        Jason Wang <wangborong@...rlc.com>
Subject: [PATCH] x86/mm: use WARN_ONCE

printk + WARN_ON_ONCE can be just WARN_ONCE.

Signed-off-by: Jason Wang <wangborong@...rlc.com>
---
 arch/x86/mm/ioremap.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 60ade7dd71bd..3e57035ef9e3 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -195,9 +195,8 @@ __ioremap_caller(resource_size_t phys_addr, unsigned long size,
 		return NULL;
 
 	if (!phys_addr_valid(phys_addr)) {
-		printk(KERN_WARNING "ioremap: invalid physical address %llx\n",
-		       (unsigned long long)phys_addr);
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "ioremap: invalid physical address %llx\n",
+			  (unsigned long long)phys_addr);
 		return NULL;
 	}
 
-- 
2.32.0