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Date:   Thu,  9 Sep 2021 07:56:36 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Heiko Carstens <hca@...ux.ibm.com>,
        Sasha Levin <sashal@...nel.org>, linux-s390@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 24/74] s390/jump_label: print real address in a case of a jump label bug

From: Heiko Carstens <hca@...ux.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@...ux.ibm.com>
Signed-off-by: Sasha Levin <sashal@...nel.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 68f415e334a5..10009a0cdb37 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -41,7 +41,7 @@ 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

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