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From:   Sasha Levin <sashal@kernel.org>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc:     Heiko Carstens <hca@linux.ibm.com>,
        Sasha Levin <sashal@kernel.org>, linux-s390@vger.kernel.org
Subject: [PATCH AUTOSEL 4.14 22/59] s390/jump_label: print real address in a case of a jump label bug
Date:   Thu,  9 Sep 2021 07:58:23 -0400
Message-Id: <20210909115900.149795-22-sashal@kernel.org>
In-Reply-To: <20210909115900.149795-1-sashal@kernel.org>
References: <20210909115900.149795-1-sashal@kernel.org>
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From: Heiko Carstens <hca@linux.ibm.com>

[ Upstream commit 5492886c14744d239e87f1b0b774b5a341e755cc ]

In case of a jump label print the real address of the piece of code
where a mismatch was detected. This is right before the system panics,
so there is nothing revealed.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/s390/kernel/jump_label.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c
index 43f8430fb67d..608b363cd35b 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -43,7 +43,7 @@ static void jump_label_bug(struct jump_entry *entry, struct insn *expected,
 	unsigned char *ipe = (unsigned char *)expected;
 	unsigned char *ipn = (unsigned char *)new;
 
-	pr_emerg("Jump label code mismatch at %pS [%p]\n", ipc, ipc);
+	pr_emerg("Jump label code mismatch at %pS [%px]\n", ipc, ipc);
 	pr_emerg("Found:    %6ph\n", ipc);
 	pr_emerg("Expected: %6ph\n", ipe);
 	pr_emerg("New:      %6ph\n", ipn);
-- 
2.30.2