linux-kernel - [PATCH 2/3] x86: fold ARCH_LOCKDEP_SYS

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Date:	Sat, 28 Feb 2015 01:29:20 +0100
From:	Denys Vlasenko <dvlasenk@...hat.com>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	Denys Vlasenko <dvlasenk@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Ingo Molnar <mingo@...nel.org>, Borislav Petkov <bp@...en8.de>,
	"H. Peter Anvin" <hpa@...or.com>, Oleg Nesterov <oleg@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Alexei Starovoitov <ast@...mgrid.com>,
	Will Drewry <wad@...omium.org>,
	Kees Cook <keescook@...omium.org>, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] x86: fold ARCH_LOCKDEP_SYS_EXIT defines into their users

There is no need to have an extra level of macro indirection here.

Signed-off-by: Denys Vlasenko <dvlasenk@...hat.com>
CC: Linus Torvalds <torvalds@...ux-foundation.org>
CC: Steven Rostedt <rostedt@...dmis.org>
CC: Ingo Molnar <mingo@...nel.org>
CC: Borislav Petkov <bp@...en8.de>
CC: "H. Peter Anvin" <hpa@...or.com>
CC: Andy Lutomirski <luto@...capital.net>
CC: Oleg Nesterov <oleg@...hat.com>
CC: Frederic Weisbecker <fweisbec@...il.com>
CC: Alexei Starovoitov <ast@...mgrid.com>
CC: Will Drewry <wad@...omium.org>
CC: Kees Cook <keescook@...omium.org>
CC: x86@...nel.org
CC: linux-kernel@...r.kernel.org
---
 arch/x86/include/asm/irqflags.h | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
index 55866c2..19355f3 100644
--- a/arch/x86/include/asm/irqflags.h
+++ b/arch/x86/include/asm/irqflags.h
@@ -175,17 +175,17 @@ static inline int arch_irqs_disabled(void)
 #endif
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 #  ifdef CONFIG_X86_64
-#    define ARCH_LOCKDEP_SYS_EXIT	call lockdep_sys_exit_thunk
-#    define ARCH_LOCKDEP_SYS_EXIT_IRQ \
+#    define LOCKDEP_SYS_EXIT		call lockdep_sys_exit_thunk
+#    define LOCKDEP_SYS_EXIT_IRQ \
 	TRACE_IRQS_ON; \
 	sti; \
 	SAVE_EXTRA_REGS; \
-	LOCKDEP_SYS_EXIT; \
+	call lockdep_sys_exit_thunk; \
 	RESTORE_EXTRA_REGS; \
 	cli; \
 	TRACE_IRQS_OFF;
 #  else
-#    define ARCH_LOCKDEP_SYS_EXIT \
+#    define LOCKDEP_SYS_EXIT \
 	pushl %eax;				\
 	pushl %ecx;				\
 	pushl %edx;				\
@@ -193,14 +193,12 @@ static inline int arch_irqs_disabled(void)
 	popl %edx;				\
 	popl %ecx;				\
 	popl %eax;
-#    define ARCH_LOCKDEP_SYS_EXIT_IRQ
+#    define LOCKDEP_SYS_EXIT_IRQ
 #  endif
-#  define LOCKDEP_SYS_EXIT	ARCH_LOCKDEP_SYS_EXIT
-#  define LOCKDEP_SYS_EXIT_IRQ	ARCH_LOCKDEP_SYS_EXIT_IRQ
-# else
+#else
 #  define LOCKDEP_SYS_EXIT
 #  define LOCKDEP_SYS_EXIT_IRQ
-# endif
+#endif
 #endif /* __ASSEMBLY__ */
 
 #endif
-- 
1.8.1.4

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