linux-kernel - [PATCH v2 1/5] entry: rename enter_from_user

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Message-Id: <20201201142755.31931-2-svens@linux.ibm.com>
Date:   Tue,  1 Dec 2020 15:27:51 +0100
From:   Sven Schnelle <svens@...ux.ibm.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     linux-kernel@...r.kernel.org, Sven Schnelle <svens@...ux.ibm.com>
Subject: [PATCH v2 1/5] entry: rename enter_from_user_mode()

In order to make this function publicly available rename
it so it can still be inlined. An addtional enter_from_user_mode()
function will be added with a later commit.

Signed-off-by: Sven Schnelle <svens@...ux.ibm.com>
---
 kernel/entry/common.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/entry/common.c b/kernel/entry/common.c
index e9e2df3f3f9e..683a8e1b5388 100644
--- a/kernel/entry/common.c
+++ b/kernel/entry/common.c
@@ -9,7 +9,7 @@
 #include <trace/events/syscalls.h>
 
 /**
- * enter_from_user_mode - Establish state when coming from user mode
+ * __enter_from_user_mode - Establish state when coming from user mode
  *
  * Syscall/interrupt entry disables interrupts, but user mode is traced as
  * interrupts enabled. Also with NO_HZ_FULL RCU might be idle.
@@ -18,7 +18,7 @@
  * 2) Invoke context tracking if enabled to reactivate RCU
  * 3) Trace interrupts off state
  */
-static __always_inline void enter_from_user_mode(struct pt_regs *regs)
+static __always_inline void __enter_from_user_mode(struct pt_regs *regs)
 {
 	arch_check_user_regs(regs);
 	lockdep_hardirqs_off(CALLER_ADDR0);
@@ -92,7 +92,7 @@ noinstr long syscall_enter_from_user_mode(struct pt_regs *regs, long syscall)
 {
 	long ret;
 
-	enter_from_user_mode(regs);
+	__enter_from_user_mode(regs);
 
 	instrumentation_begin();
 	local_irq_enable();
@@ -104,7 +104,7 @@ noinstr long syscall_enter_from_user_mode(struct pt_regs *regs, long syscall)
 
 noinstr void syscall_enter_from_user_mode_prepare(struct pt_regs *regs)
 {
-	enter_from_user_mode(regs);
+	__enter_from_user_mode(regs);
 	instrumentation_begin();
 	local_irq_enable();
 	instrumentation_end();
@@ -270,7 +270,7 @@ __visible noinstr void syscall_exit_to_user_mode(struct pt_regs *regs)
 
 noinstr void irqentry_enter_from_user_mode(struct pt_regs *regs)
 {
-	enter_from_user_mode(regs);
+	__enter_from_user_mode(regs);
 }
 
 noinstr void irqentry_exit_to_user_mode(struct pt_regs *regs)
-- 
2.17.1