]> git.ipfire.org Git - people/arne_f/kernel.git/commitdiff
s390/jump_label: print real address in a case of a jump label bug
authorHeiko Carstens <hca@linux.ibm.com>
Mon, 12 Jul 2021 17:26:01 +0000 (19:26 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 22 Sep 2021 09:41:25 +0000 (11:41 +0200)
[ 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

index 083b05f5f5ab6f9b48d4028c2e8ec402e2e01af9..cbc187706648245fc03d0e2b8725c3aa830d6059 100644 (file)
@@ -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);