Commit 44d7e4fb authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86/entry: Remove the unused LOCKDEP_SYSEXIT cruft 



No users left since two years due to commit 21d375b6 ("x86/entry/64:
Remove the SYSCALL64 fast path")

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarAlexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200505134059.061301403@linutronix.de
parent 72500589

arch/x86/entry/thunk_64.S

+0 −5
Original line number Diff line number Diff line
@@ -42,10 +42,6 @@ SYM_FUNC_END(\name) 
	THUNK trace_hardirqs_off_thunk,trace_hardirqs_off_caller,1

#endif



#ifdef CONFIG_DEBUG_LOCK_ALLOC

	THUNK lockdep_sys_exit_thunk,lockdep_sys_exit

#endif



#ifdef CONFIG_PREEMPTION

	THUNK preempt_schedule_thunk, preempt_schedule

	THUNK preempt_schedule_notrace_thunk, preempt_schedule_notrace
@@ -54,7 +50,6 @@ SYM_FUNC_END(\name) 
#endif



#if defined(CONFIG_TRACE_IRQFLAGS) \

 || defined(CONFIG_DEBUG_LOCK_ALLOC) \

 || defined(CONFIG_PREEMPTION)

SYM_CODE_START_LOCAL_NOALIGN(.L_restore)

	popq %r11

arch/x86/include/asm/irqflags.h

+0 −24
Original line number Diff line number Diff line
@@ -180,30 +180,6 @@ static inline int arch_irqs_disabled(void) 
#  define TRACE_IRQS_ON

#  define TRACE_IRQS_OFF

#endif

#ifdef CONFIG_DEBUG_LOCK_ALLOC

#  ifdef CONFIG_X86_64

#    define LOCKDEP_SYS_EXIT		call lockdep_sys_exit_thunk

#    define LOCKDEP_SYS_EXIT_IRQ \

	TRACE_IRQS_ON; \

	sti; \

	call lockdep_sys_exit_thunk; \

	cli; \

	TRACE_IRQS_OFF;

#  else

#    define LOCKDEP_SYS_EXIT \

	pushl %eax;				\

	pushl %ecx;				\

	pushl %edx;				\

	call lockdep_sys_exit;			\

	popl %edx;				\

	popl %ecx;				\

	popl %eax;

#    define LOCKDEP_SYS_EXIT_IRQ

#  endif

#else

#  define LOCKDEP_SYS_EXIT

#  define LOCKDEP_SYS_EXIT_IRQ

#endif

#endif /* __ASSEMBLY__ */



#endif

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