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From 1c57d47bd7cbafe935f8518b182b30825276d181 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Tue, 13 Jul 2021 07:52:52 +0200
Subject: [PATCH 35/68] entry: Fix the preempt lazy fallout
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.1/older/patches-6.1.141-rt52.tar.xz
Common code needs common defines....
Fixes: f2f9e496208c ("x86: Support for lazy preemption")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/include/asm/thread_info.h | 2 --
include/linux/entry-common.h | 6 ++++++
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index 0da06a9b5f72..fd8fb76f324f 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -151,8 +151,6 @@ struct thread_info {
#define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW)
-#define _TIF_NEED_RESCHED_MASK (_TIF_NEED_RESCHED | _TIF_NEED_RESCHED_LAZY)
-
#define STACK_WARN (THREAD_SIZE/8)
/*
diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h
index 93cc1ae12125..3dc3704a3cdb 100644
--- a/include/linux/entry-common.h
+++ b/include/linux/entry-common.h
@@ -57,6 +57,12 @@
# define ARCH_EXIT_TO_USER_MODE_WORK (0)
#endif
+#ifdef CONFIG_PREEMPT_LAZY
+# define _TIF_NEED_RESCHED_MASK (_TIF_NEED_RESCHED | _TIF_NEED_RESCHED_LAZY)
+#else
+# define _TIF_NEED_RESCHED_MASK (_TIF_NEED_RESCHED)
+#endif
+
#define EXIT_TO_USER_MODE_WORK \
(_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | _TIF_UPROBE | \
_TIF_NEED_RESCHED_MASK | _TIF_PATCH_PENDING | _TIF_NOTIFY_SIGNAL | \
--
2.49.0
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