Add a thread flag to activate system-wide syscall tracing.

Signed-off-by: Mathieu Desnoyers <[EMAIL PROTECTED]>
---
 include/asm-alpha/thread_info.h |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

Index: linux-2.6-lttng/include/asm-alpha/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-alpha/thread_info.h        2007-11-13 
09:25:26.000000000 -0500
+++ linux-2.6-lttng/include/asm-alpha/thread_info.h     2007-11-13 
09:49:39.000000000 -0500
@@ -76,19 +76,21 @@ register struct thread_info *__current_t
 #define TIF_UAC_SIGBUS         7
 #define TIF_MEMDIE             8
 #define TIF_RESTORE_SIGMASK    9       /* restore signal mask in do_signal */
+#define TIF_KERNEL_TRACE       10      /* Kernel tracing of syscalls */
 
 #define _TIF_SYSCALL_TRACE     (1<<TIF_SYSCALL_TRACE)
 #define _TIF_SIGPENDING                (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED      (1<<TIF_NEED_RESCHED)
 #define _TIF_POLLING_NRFLAG    (1<<TIF_POLLING_NRFLAG)
 #define _TIF_RESTORE_SIGMASK   (1<<TIF_RESTORE_SIGMASK)
+#define _TIF_KERNEL_TRACE      (1<<TIF_KERNEL_TRACE)
 
 /* Work to do on interrupt/exception return.  */
 #define _TIF_WORK_MASK         (_TIF_SIGPENDING | _TIF_NEED_RESCHED)
 
 /* Work to do on any return to userspace.  */
-#define _TIF_ALLWORK_MASK      (_TIF_WORK_MASK         \
-                                | _TIF_SYSCALL_TRACE)
+#define _TIF_ALLWORK_MASK      (_TIF_WORK_MASK                              \
+                                | _TIF_SYSCALL_TRACE | _TIF_KERNEL_TRACE)
 
 #define ALPHA_UAC_SHIFT                6
 #define ALPHA_UAC_MASK         (1 << TIF_UAC_NOPRINT | 1 << TIF_UAC_NOFIX | \

-- 
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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