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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-11 16:11:12 -0400
committerPeter Zijlstra <a.p.zijlstra@chello.nl>2007-10-11 16:11:12 -0400
commit10cd706d180b62a61aace5b440247c8785026ac1 (patch)
tree4bc544761719fd10ecfa977e6f4bfd8f1249d8b9 /include/asm-x86
parentc7e872e7da5514d014707a407ea562d197cc0136 (diff)
lockdep: x86_64: connect the sysexit hook
Run the lockdep_sys_exit hook after all other C code on the syscall return path. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86')
-rw-r--r--include/asm-x86/irqflags_64.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-x86/irqflags_64.h b/include/asm-x86/irqflags_64.h
index 86e70fe23659..5341ea1f815a 100644
--- a/include/asm-x86/irqflags_64.h
+++ b/include/asm-x86/irqflags_64.h
@@ -137,6 +137,20 @@ static inline void halt(void)
137# define TRACE_IRQS_ON 137# define TRACE_IRQS_ON
138# define TRACE_IRQS_OFF 138# define TRACE_IRQS_OFF
139# endif 139# endif
140# ifdef CONFIG_DEBUG_LOCK_ALLOC
141# define LOCKDEP_SYS_EXIT call lockdep_sys_exit_thunk
142# define LOCKDEP_SYS_EXIT_IRQ \
143 TRACE_IRQS_ON; \
144 sti; \
145 SAVE_REST; \
146 LOCKDEP_SYS_EXIT; \
147 RESTORE_REST; \
148 cli; \
149 TRACE_IRQS_OFF;
150# else
151# define LOCKDEP_SYS_EXIT
152# define LOCKDEP_SYS_EXIT_IRQ
153# endif
140#endif 154#endif
141 155
142#endif 156#endif