Add a thread flag to activate system-wide syscall tracing.
Signed-off-by: Mathieu Desnoyers <[email protected]>
---
include/asm-xtensa/thread_info.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
Index: linux-2.6-lttng/include/asm-xtensa/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-xtensa/thread_info.h 2007-09-04 11:50:18.000000000 -0400
+++ linux-2.6-lttng/include/asm-xtensa/thread_info.h 2007-09-04 12:20:19.000000000 -0400
@@ -116,6 +116,7 @@ static inline struct thread_info *curren
#define TIF_IRET 4 /* return with iret */
#define TIF_MEMDIE 5
#define TIF_RESTORE_SIGMASK 6 /* restore signal mask in do_signal() */
+#define TIF_KERNEL_TRACE 7 /* kernel trace active */
#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
@@ -123,10 +124,11 @@ static inline struct thread_info *curren
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)
#define _TIF_IRET (1<<TIF_IRET)
+#define _TIF_KERNEL_TRACE (1<<TIF_KERNEL_TRACE)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
-#define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */
+#define _TIF_WORK_MASK 0x0000FF7E /* work to do on interrupt/exception return */
#define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */
/*
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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