This is a note to let you know that I've just added the patch titled
x86/mm/pti: Fix PTI comment in entry_SYSCALL_64()
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-mm-pti-fix-pti-comment-in-entry_syscall_64.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@xxxxxxxxxxxxxxx> know about it.
>From 14b1fcc62043729d12e8ae00f8297ab2ffe9fa91 Mon Sep 17 00:00:00 2001
From: Nadav Amit <namit@xxxxxxxxxx>
Date: Fri, 9 Feb 2018 09:06:38 -0800
Subject: x86/mm/pti: Fix PTI comment in entry_SYSCALL_64()
From: Nadav Amit <namit@xxxxxxxxxx>
commit 14b1fcc62043729d12e8ae00f8297ab2ffe9fa91 upstream.
The comment is confusing since the path is taken when
CONFIG_PAGE_TABLE_ISOLATION=y is disabled (while the comment says it is not
taken).
Signed-off-by: Nadav Amit <namit@xxxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: nadav.amit@xxxxxxxxx
Link: http://lkml.kernel.org/r/20180209170638.15161-1-namit@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/x86/entry/entry_64.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -209,7 +209,7 @@ ENTRY(entry_SYSCALL_64)
swapgs
/*
- * This path is not taken when PAGE_TABLE_ISOLATION is disabled so it
+ * This path is only taken when PAGE_TABLE_ISOLATION is disabled so it
* is not required to switch CR3.
*/
movq %rsp, PER_CPU_VAR(rsp_scratch)
Patches currently in stable-queue which might be from namit@xxxxxxxxxx are
queue-4.14/x86-mm-pti-fix-pti-comment-in-entry_syscall_64.patch