[patch-RFC 16/26] LTTng Kernel Trace Thread Flag s390

From: Mathieu Desnoyers
Date: Wed Dec 05 2007 - 21:51:52 EST


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

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxx>
---
arch/s390/kernel/entry.S | 5 ++++-
include/asm-s390/thread_info.h | 2 ++
2 files changed, 6 insertions(+), 1 deletion(-)

Index: linux-2.6-lttng/include/asm-s390/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-s390/thread_info.h 2007-11-20 13:10:50.000000000 -0500
+++ linux-2.6-lttng/include/asm-s390/thread_info.h 2007-11-20 13:12:20.000000000 -0500
@@ -96,6 +96,7 @@
#define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */
#define TIF_SINGLE_STEP 6 /* deliver sigtrap on return to user */
#define TIF_MCCK_PENDING 7 /* machine check handling is pending */
+#define TIF_KERNEL_TRACE 8 /* kernel trace active */
#define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */
#define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling
TIF_NEED_RESCHED */
@@ -110,6 +111,7 @@
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
#define _TIF_SINGLE_STEP (1<<TIF_SINGLE_STEP)
#define _TIF_MCCK_PENDING (1<<TIF_MCCK_PENDING)
+#define _TIF_KERNEL_TRACE (1<<TIF_KERNEL_TRACE)
#define _TIF_USEDFPU (1<<TIF_USEDFPU)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_31BIT (1<<TIF_31BIT)

--
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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