[RFC patch 17/20] LTTng Kernel Trace Thread Flag UML

Mathieu Desnoyers
2009-03-15T20:25:30Z

[-- Attachment #1: lttng-kernel-trace-thread-flag-um.patch --]
[-- Type: text/plain, Size: 1232 bytes --]

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

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---
arch/um/include/asm/thread_info.h | 2 ++
1 file changed, 2 insertions(+)

Index: linux-2.6-lttng/arch/um/include/asm/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/arch/um/include/asm/thread_info.h 2009-03-15 15:51:26.000000000 -0400
+++ linux-2.6-lttng/arch/um/include/asm/thread_info.h 2009-03-15 15:57:18.000000000 -0400
@@ -69,6 +69,7 @@ static inline struct thread_info *curren
#define TIF_MEMDIE 5
#define TIF_SYSCALL_AUDIT 6
#define TIF_RESTORE_SIGMASK 7
+#define TIF_KERNEL_TRACE 8 /* kernel trace active */
#define TIF_FREEZE 16 /* is freezing for suspend */

#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
@@ -78,6 +79,7 @@ static inline struct thread_info *curren
#define _TIF_MEMDIE (1 << TIF_MEMDIE)
#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
#define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK)
+#define _TIF_KERNEL_TRACE (1 << TIF_KERNEL_TRACE)
#define _TIF_FREEZE (1 << TIF_FREEZE)

#endif