[patch-RFC 02/26] LTTng Kernel Trace Thread Flag ARM

From: Mathieu Desnoyers
Date: Wed Dec 05 2007 - 21:47:20 EST


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

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxx>
---
include/asm-arm/thread_info.h | 3 +++
1 file changed, 3 insertions(+)

Index: linux-2.6-lttng/include/asm-arm/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-arm/thread_info.h 2007-09-04 11:50:11.000000000 -0400
+++ linux-2.6-lttng/include/asm-arm/thread_info.h 2007-09-04 12:19:51.000000000 -0400
@@ -134,6 +134,7 @@ extern void iwmmxt_task_switch(struct th
/*
* thread information flags:
* TIF_SYSCALL_TRACE - syscall trace active
+ * TIF_KERNEL_TRACE - kernel trace active
* TIF_SIGPENDING - signal pending
* TIF_NEED_RESCHED - rescheduling necessary
* TIF_USEDFPU - FPU was used by this task this quantum (SMP)
@@ -141,6 +142,7 @@ extern void iwmmxt_task_switch(struct th
*/
#define TIF_SIGPENDING 0
#define TIF_NEED_RESCHED 1
+#define TIF_KERNEL_TRACE 7
#define TIF_SYSCALL_TRACE 8
#define TIF_POLLING_NRFLAG 16
#define TIF_USING_IWMMXT 17
@@ -149,6 +151,7 @@ extern void iwmmxt_task_switch(struct th

#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
+#define _TIF_KERNEL_TRACE (1 << TIF_KERNEL_TRACE)
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG)
#define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT)

--
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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