Commit 6666bb71 authored by Sven Schnelle's avatar Sven Schnelle Committed by Thomas Gleixner
Browse files

entry: Rename enter_from_user_mode() 



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

Signed-off-by: default avatarSven Schnelle <svens@linux.ibm.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20201201142755.31931-2-svens@linux.ibm.com
parent a4452e67

kernel/entry/common.c

+5 −5
Original line number Diff line number Diff line
@@ -11,7 +11,7 @@ 
#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.
@@ -20,7 +20,7 @@ 
 * 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);
@@ -103,7 +103,7 @@ 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();
@@ -115,7 +115,7 @@ 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();
@@ -304,7 +304,7 @@ __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)