Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[~andy/linux] / arch / x86 / include / asm / thread_info.h

diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index a71158369fd46524cc0551bf3ff3dcc5f16c6b99..98789647baa9b8a6d1e414f9e40c95c70f704a11 100644 (file)
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -21,11 +21,12 @@ struct task_struct;
 struct exec_domain;
 #include <asm/processor.h>
 #include <asm/ftrace.h>
+#include <asm/atomic.h>
 
 struct thread_info {
        struct task_struct      *task;          /* main task structure */
        struct exec_domain      *exec_domain;   /* execution domain */
-       unsigned long           flags;          /* low level flags */
+       __u32                   flags;          /* low level flags */
        __u32                   status;         /* thread synchronous flags */
        __u32                   cpu;            /* current CPU */
        int                     preempt_count;  /* 0 => preemptable,
@@ -39,30 +40,8 @@ struct thread_info {
                                                */
        __u8                    supervisor_stack[0];
 #endif
-
-#ifdef CONFIG_FUNCTION_RET_TRACER
-       /* Index of current stored adress in ret_stack */
-       int             curr_ret_stack;
-       /* Stack of return addresses for return function tracing */
-       struct ftrace_ret_stack ret_stack[FTRACE_RET_STACK_SIZE];
-#endif
 };
 
-#ifdef CONFIG_FUNCTION_RET_TRACER
-#define INIT_THREAD_INFO(tsk)                  \
-{                                              \
-       .task           = &tsk,                 \
-       .exec_domain    = &default_exec_domain, \
-       .flags          = 0,                    \
-       .cpu            = 0,                    \
-       .preempt_count  = 1,                    \
-       .addr_limit     = KERNEL_DS,            \
-       .restart_block = {                      \
-               .fn = do_no_restart_syscall,    \
-       },                                      \
-       .curr_ret_stack = -1,\
-}
-#else
 #define INIT_THREAD_INFO(tsk)                  \
 {                                              \
        .task           = &tsk,                 \
@@ -75,7 +54,6 @@ struct thread_info {
                .fn = do_no_restart_syscall,    \
        },                                      \
 }
-#endif
 
 #define init_thread_info       (init_thread_union.thread_info)
 #define init_stack             (init_thread_union.stack)
@@ -115,7 +93,6 @@ struct thread_info {
 #define TIF_FORCED_TF          24      /* true if TF in eflags artificially */
 #define TIF_DEBUGCTLMSR                25      /* uses thread_struct.debugctlmsr */
 #define TIF_DS_AREA_MSR                26      /* uses thread_struct.ds_area_msr */
-#define TIF_BTS_TRACE_TS       27      /* record scheduling event timestamps */
 
 #define _TIF_SYSCALL_TRACE     (1 << TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME     (1 << TIF_NOTIFY_RESUME)
@@ -137,7 +114,6 @@ struct thread_info {
 #define _TIF_FORCED_TF         (1 << TIF_FORCED_TF)
 #define _TIF_DEBUGCTLMSR       (1 << TIF_DEBUGCTLMSR)
 #define _TIF_DS_AREA_MSR       (1 << TIF_DS_AREA_MSR)
-#define _TIF_BTS_TRACE_TS      (1 << TIF_BTS_TRACE_TS)
 
 /* work to do in syscall_trace_enter() */
 #define _TIF_WORK_SYSCALL_ENTRY        \
@@ -163,8 +139,7 @@ struct thread_info {
 
 /* flags to check in __switch_to() */
 #define _TIF_WORK_CTXSW                                                        \
-       (_TIF_IO_BITMAP|_TIF_DEBUGCTLMSR|_TIF_DS_AREA_MSR|_TIF_BTS_TRACE_TS| \
-                                                               _TIF_NOTSC)
+       (_TIF_IO_BITMAP|_TIF_DEBUGCTLMSR|_TIF_DS_AREA_MSR|_TIF_NOTSC)
 
 #define _TIF_WORK_CTXSW_PREV _TIF_WORK_CTXSW
 #define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW|_TIF_DEBUG)