[RFC patch 13/21] LTTng Kernel Trace Thread Flag powerpc

Mathieu Desnoyers
2009-03-15T19:31:31Z

[-- Attachment #1: lttng-kernel-trace-thread-flag-powerpc.patch --]
[-- Type: text/plain, Size: 2484 bytes --]

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

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---
arch/powerpc/include/asm/thread_info.h | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

Index: linux-2.6-lttng/arch/powerpc/include/asm/thread_info.h
===================================================================
--- linux-2.6-lttng.orig/arch/powerpc/include/asm/thread_info.h 2009-01-09 18:15:55.000000000 -0500
+++ linux-2.6-lttng/arch/powerpc/include/asm/thread_info.h 2009-01-09 18:17:48.000000000 -0500
@@ -100,7 +100,7 @@ static inline struct thread_info *curren
#define TIF_POLLING_NRFLAG 3 /* true if poll_idle() is polling
TIF_NEED_RESCHED */
#define TIF_32BIT 4 /* 32 bit binary */
-#define TIF_PERFMON_WORK 5 /* work for pfm_handle_work() */
+#define TIF_KERNEL_TRACE 5 /* kernel trace active */
#define TIF_PERFMON_CTXSW 6 /* perfmon needs ctxsw calls */
#define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */
#define TIF_SINGLESTEP 8 /* singlestepping active */
@@ -112,6 +112,7 @@ static inline struct thread_info *curren
#define TIF_FREEZE 14 /* Freezing for suspend */
#define TIF_RUNLATCH 15 /* Is the runlatch enabled? */
#define TIF_ABI_PENDING 16 /* 32/64 bit switch needed */
+#define TIF_PERFMON_WORK 17 /* work for pfm_handle_work() */

/* as above, but as bit values */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
@@ -119,7 +120,7 @@ static inline struct thread_info *curren
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_32BIT (1<<TIF_32BIT)
-#define _TIF_PERFMON_WORK (1<<TIF_PERFMON_WORK)
+#define _TIF_KERNEL_TRACE (1<<TIF_KERNEL_TRACE)
#define _TIF_PERFMON_CTXSW (1<<TIF_PERFMON_CTXSW)
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)
@@ -130,7 +131,8 @@ static inline struct thread_info *curren
#define _TIF_FREEZE (1<<TIF_FREEZE)
#define _TIF_RUNLATCH (1<<TIF_RUNLATCH)
#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
-#define _TIF_SYSCALL_T_OR_A (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP)
+#define _TIF_PERFMON_WORK (1<<TIF_PERFMON_WORK)
+#define _TIF_SYSCALL_T_OR_A (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP|_TIF_KERNEL_TRACE)

#define _TIF_USER_WORK_MASK (_TIF_SIGPENDING | _TIF_NEED_RESCHED | \
_TIF_NOTIFY_RESUME)