Patch "x86/head: Remove unused 'bad_address' code" has been added to the 4.14-stable tree

Patch "x86/head: Remove unused 'bad_address' code" has been added to the 4.14-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    x86/head: Remove unused 'bad_address' code

to the 4.14-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     x86-head-remove-unused-bad_address-code.patch
and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From a8b88e84d124bc92c4808e72b8b8c0e0bb538630 Mon Sep 17 00:00:00 2001
From: Josh Poimboeuf <jpoimboe@redhat.com>
Date: Mon, 18 Sep 2017 21:43:32 -0500
Subject: x86/head: Remove unused 'bad_address' code

From: Josh Poimboeuf <jpoimboe@redhat.com>

commit a8b88e84d124bc92c4808e72b8b8c0e0bb538630 upstream.

It's no longer possible for this code to be executed, so remove it.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Juergen Gross <jgross@suse.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/32a46fe92d2083700599b36872b26e7dfd7b7965.1505764066.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/x86/kernel/head_64.S |    3 ---
 1 file changed, 3 deletions(-)

--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -266,9 +266,6 @@ ENDPROC(start_cpu0)
 	.quad  init_thread_union + THREAD_SIZE - SIZEOF_PTREGS
 	__FINITDATA
 
-bad_address:
-	jmp bad_address
-
 	__INIT
 ENTRY(early_idt_handler_array)
 	i = 0


Patches currently in stable-queue which might be from jpoimboe@redhat.com are

queue-4.14/x86-asm-don-t-use-the-confusing-.ifeq-directive.patch
queue-4.14/x86-boot-relocate-definition-of-the-initial-state-of-cr0.patch
queue-4.14/objtool-don-t-report-end-of-section-error-after-an-empty-unwind-hint.patch
queue-4.14/x86-xen-fix-xen-head-elf-annotations.patch
queue-4.14/x86-head-fix-head-elf-function-annotations.patch
queue-4.14/objtool-print-top-level-commands-on-incorrect-usage.patch
queue-4.14/x86-unwind-rename-unwinder-config-options-to-config_unwinder_.patch
queue-4.14/x86-head-add-unwind-hint-annotations.patch
queue-4.14/x86-head-remove-unused-bad_address-code.patch
queue-4.14/x86-xen-add-unwind-hint-annotations.patch
queue-4.14/x86-head-remove-confusing-comment.patch
queue-4.14/x86-unwinder-make-config_unwinder_orc-y-the-default-in-the-64-bit-defconfig.patch
queue-4.14/x86-unwind-make-config_unwinder_orc-y-the-default-in-kconfig-for-64-bit.patch
queue-4.14/x86-mm-relocate-page-fault-error-codes-to-traps.h.patch
queue-4.14/x86-boot-annotate-verify_cpu-as-a-callable-function.patch