Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (28 commits)
  ftrace: Add function names to dangling } in function graph tracer
  tracing: Simplify memory recycle of trace_define_field
  tracing: Remove unnecessary variable in print_graph_return
  tracing: Fix typo of info text in trace_kprobe.c
  tracing: Fix typo in prof_sysexit_enable()
  tracing: Remove CONFIG_TRACE_POWER from kernel config
  tracing: Fix ftrace_event_call alignment for use with gcc 4.5
  ftrace: Remove memory barriers from NMI code when not needed
  tracing/kprobes: Add short documentation for HAVE_REGS_AND_STACK_ACCESS_API
  s390: Add pt_regs register and stack access API
  tracing/kprobes: Make Kconfig dependencies generic
  tracing: Unify arch_syscall_addr() implementations
  tracing: Add notrace to TRACE_EVENT implementation functions
  ftrace: Allow to remove a single function from function graph filter
  tracing: Add correct/incorrect to sort keys for branch annotation output
  tracing: Simplify test for function_graph tracing start point
  tracing: Drop the tr check from the graph tracing path
  tracing: Add stack dump to trace_printk if stacktrace option is set
  tracing: Use appropriate perl constructs in recordmcount.pl
  tracing: optimize recordmcount.pl for offsets-handling
  ...

3 files changed, 13 insertions, 8 deletions

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 0b4f97d24d7f..1cbb36f2759c 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -511,4 +511,10 @@ static inline void trace_hw_branch_oops(void) {}
 
 #endif /* CONFIG_HW_BRANCH_TRACER */
 
+#ifdef CONFIG_FTRACE_SYSCALLS
+
+unsigned long arch_syscall_addr(int nr);
+
+#endif /* CONFIG_FTRACE_SYSCALLS */
+
 #endif /* _LINUX_FTRACE_H */
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 2233c98d80df..84a5629adfd8 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -121,9 +121,8 @@ struct ftrace_event_call {
         int                     (*regfunc)(struct ftrace_event_call *);
         void                    (*unregfunc)(struct ftrace_event_call *);
         int                     id;
+        const char              *print_fmt;
         int                     (*raw_init)(struct ftrace_event_call *);
-        int                     (*show_format)(struct ftrace_event_call *,
-                                               struct trace_seq *);
         int                     (*define_fields)(struct ftrace_event_call *);
         struct list_head        fields;
         int                     filter_active;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 207466a49f3d..91bd7d78a07d 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -132,7 +132,8 @@ struct perf_event_attr;
 
 #define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
         static const struct syscall_metadata __syscall_meta_##sname;    \
-        static struct ftrace_event_call event_enter_##sname;            \
+        static struct ftrace_event_call                                 \
+        __attribute__((__aligned__(4))) event_enter_##sname;            \
         static struct trace_event enter_syscall_print_##sname = {       \
                 .trace                  = print_syscall_enter,          \
         };                                                              \
@@ -143,8 +144,7 @@ struct perf_event_attr;
                 .name                   = "sys_enter"#sname,            \
                 .system                 = "syscalls",                   \
                 .event                  = &enter_syscall_print_##sname, \
-                .raw_init               = trace_event_raw_init,         \
-                .show_format            = syscall_enter_format,         \
+                .raw_init               = init_syscall_trace,           \
                 .define_fields          = syscall_enter_define_fields,  \
                 .regfunc                = reg_event_syscall_enter,      \
                 .unregfunc              = unreg_event_syscall_enter,    \
@@ -154,7 +154,8 @@ struct perf_event_attr;
 
 #define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
         static const struct syscall_metadata __syscall_meta_##sname;    \
-        static struct ftrace_event_call event_exit_##sname;             \
+        static struct ftrace_event_call                                 \
+        __attribute__((__aligned__(4))) event_exit_##sname;             \
         static struct trace_event exit_syscall_print_##sname = {        \
                 .trace                  = print_syscall_exit,           \
         };                                                              \
@@ -165,8 +166,7 @@ struct perf_event_attr;
                 .name                   = "sys_exit"#sname,             \
                 .system                 = "syscalls",                   \
                 .event                  = &exit_syscall_print_##sname,  \
-                .raw_init               = trace_event_raw_init,         \
-                .show_format            = syscall_exit_format,          \
+                .raw_init               = init_syscall_trace,           \
                 .define_fields          = syscall_exit_define_fields,   \
                 .regfunc                = reg_event_syscall_exit,       \
                 .unregfunc              = unreg_event_syscall_exit,     \