linux-kernel - [PATCH -next v4 05/19] arm64: entry: Remove __exit_to_kernel

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Message-ID: <20241025100700.3714552-6-ruanjinjie@huawei.com>
Date: Fri, 25 Oct 2024 18:06:46 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
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Subject: [PATCH -next v4 05/19] arm64: entry: Remove __exit_to_kernel_mode()

__exit_to_kernel_mode() is only called by exit_to_kernel_mode(),
remove it.

No functional changes.

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
 arch/arm64/kernel/entry-common.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/arch/arm64/kernel/entry-common.c b/arch/arm64/kernel/entry-common.c
index a7fd4d6c7650..137481a3f0fa 100644
--- a/arch/arm64/kernel/entry-common.c
+++ b/arch/arm64/kernel/entry-common.c
@@ -69,9 +69,11 @@ static noinstr irqentry_state_t enter_from_kernel_mode(struct pt_regs *regs)
  * This is intended to match the logic in irqentry_exit(), handling the kernel
  * mode transitions only, and with preemption handled elsewhere.
  */
-static __always_inline void __exit_to_kernel_mode(struct pt_regs *regs,
-						  irqentry_state_t state)
+static void noinstr exit_to_kernel_mode(struct pt_regs *regs,
+					irqentry_state_t state)
 {
+	mte_check_tfsr_exit();
+
 	lockdep_assert_irqs_disabled();
 
 	if (!regs_irqs_disabled(regs)) {
@@ -90,13 +92,6 @@ static __always_inline void __exit_to_kernel_mode(struct pt_regs *regs,
 	}
 }
 
-static void noinstr exit_to_kernel_mode(struct pt_regs *regs,
-					irqentry_state_t state)
-{
-	mte_check_tfsr_exit();
-	__exit_to_kernel_mode(regs, state);
-}
-
 /*
  * Handle IRQ/context state management when entering from user mode.
  * Before this function is called it is not safe to call regular kernel code,
-- 
2.34.1