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    Subject[RFC patch 03/20] LTTng Kernel Trace Thread Flag AVR32
    Add a thread flag to activate system-wide syscall tracing.

    Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
    ---
    arch/avr32/include/asm/thread_info.h | 4 +++-
    1 file changed, 3 insertions(+), 1 deletion(-)
    Index: linux-2.6-lttng/arch/avr32/include/asm/thread_info.h
    ===================================================================
    --- linux-2.6-lttng.orig/arch/avr32/include/asm/thread_info.h 2009-03-15 15:57:05.000000000 -0400
    +++ linux-2.6-lttng/arch/avr32/include/asm/thread_info.h 2009-03-15 15:57:14.000000000 -0400
    @@ -84,6 +84,7 @@ static inline struct thread_info *curren
    #define TIF_MEMDIE 6
    #define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal */
    #define TIF_CPU_GOING_TO_SLEEP 8 /* CPU is entering sleep 0 mode */
    +#define TIF_KERNEL_TRACE 9 /* kernel trace active */
    #define TIF_FREEZE 29
    #define TIF_DEBUG 30 /* debugging enabled */
    #define TIF_USERSPACE 31 /* true if FS sets userspace */
    @@ -96,6 +97,7 @@ static inline struct thread_info *curren
    #define _TIF_MEMDIE (1 << TIF_MEMDIE)
    #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK)
    #define _TIF_CPU_GOING_TO_SLEEP (1 << TIF_CPU_GOING_TO_SLEEP)
    +#define _TIF_KERNEL_TRACE (1 << TIF_KERNEL_TRACE)
    #define _TIF_FREEZE (1 << TIF_FREEZE)

    /* Note: The masks below must never span more than 16 bits! */
    @@ -109,7 +111,7 @@ static inline struct thread_info *curren
    | (1 << TIF_RESTORE_SIGMASK))

    /* work to do on any return to userspace */
    -#define _TIF_ALLWORK_MASK (_TIF_WORK_MASK | (1 << TIF_SYSCALL_TRACE))
    +#define _TIF_ALLWORK_MASK (_TIF_WORK_MASK | _TIF_SYSCALL_TRACE | _TIF_KERNEL_TRACE)
    /* work to do on return from debug mode */
    #define _TIF_DBGWORK_MASK (_TIF_WORK_MASK & ~(1 << TIF_BREAKPOINT))

    --
    Mathieu Desnoyers
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68


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