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Date:   Tue, 19 May 2020 19:58:49 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@linutronix.de>
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To:     linux-tip-commits@vger.kernel.org
Subject: [tip: x86/entry] x86/entry: Remove the unused LOCKDEP_SYSEXIT cruft
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Alexandre Chartre <alexandre.chartre@oracle.com>,
        Peter Zijlstra <peterz@infradead.org>, x86 <x86@kernel.org>,
        LKML <linux-kernel@vger.kernel.org>
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The following commit has been merged into the x86/entry branch of tip:

Commit-ID:     235f96a65b3be1ff5cea6e51c597fa7876f0efdd
Gitweb:        https://git.kernel.org/tip/235f96a65b3be1ff5cea6e51c597fa7876f0efdd
Author:        Thomas Gleixner <tglx@linutronix.de>
AuthorDate:    Thu, 05 Mar 2020 11:16:49 +01:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Fri, 15 May 2020 20:03:05 +02:00

x86/entry: Remove the unused LOCKDEP_SYSEXIT cruft

No users left since two years due to commit 21d375b6b34f ("x86/entry/64:
Remove the SYSCALL64 fast path")

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200505134059.061301403@linutronix.de


---
 arch/x86/entry/thunk_64.S       |  5 -----
 arch/x86/include/asm/irqflags.h | 24 ------------------------
 2 files changed, 29 deletions(-)

diff --git a/arch/x86/entry/thunk_64.S b/arch/x86/entry/thunk_64.S
index dbe4493..34f980c 100644
--- a/arch/x86/entry/thunk_64.S
+++ b/arch/x86/entry/thunk_64.S
@@ -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
diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
index 8a0e56e..e00f064 100644
--- a/arch/x86/include/asm/irqflags.h
+++ b/arch/x86/include/asm/irqflags.h
@@ -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