* Save registers before calling assembly functions. This avoids
* disturbance of register allocation in some inline assembly constructs.
* Copyright 2001,2002 by Andi Kleen, SuSE Labs.
+ * Added trace_hardirqs callers - Copyright 2007 Steven Rostedt, Red Hat, Inc.
* Subject to the GNU public license, v.2. No warranty of any kind.
*/
.endm
- .section .sched.text
+ .section .sched.text, "ax"
#ifdef CONFIG_RWSEM_XCHGADD_ALGORITHM
thunk rwsem_down_read_failed_thunk,rwsem_down_read_failed
thunk rwsem_down_write_failed_thunk,rwsem_down_write_failed
thunk rwsem_downgrade_thunk,rwsem_downgrade_wake
#endif
- thunk __down_failed,__down
- thunk_retrax __down_failed_interruptible,__down_interruptible
- thunk_retrax __down_failed_trylock,__down_trylock
- thunk __up_wakeup,__up
-
#ifdef CONFIG_TRACE_IRQFLAGS
- thunk trace_hardirqs_on_thunk,trace_hardirqs_on
- thunk trace_hardirqs_off_thunk,trace_hardirqs_off
+ /* put return address in rdi (arg1) */
+ .macro thunk_ra name,func
+ .globl \name
+\name:
+ CFI_STARTPROC
+ SAVE_ARGS
+ /* SAVE_ARGS pushs 9 elements */
+ /* the next element would be the rip */
+ movq 9*8(%rsp), %rdi
+ call \func
+ jmp restore
+ CFI_ENDPROC
+ .endm
+
+ thunk_ra trace_hardirqs_on_thunk,trace_hardirqs_on_caller
+ thunk_ra trace_hardirqs_off_thunk,trace_hardirqs_off_caller
+#endif
+
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+ thunk lockdep_sys_exit_thunk,lockdep_sys_exit
#endif
/* SAVE_ARGS below is used only for the .cfi directives it contains. */