ftrace: Use the ftrace_addr helper functions to find the ftrace_addr

With the moving of the functions that determine what the mcount call site
should be replaced with into the generic code, there is a few places
in the generic code that can use them instead of hard coding it as it
does.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 5 insertions, 10 deletions

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index e825fded435d..52c2b53b7953 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1798,12 +1798,12 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable)
         unsigned long ftrace_addr;
         int ret;
 
-        ret = ftrace_update_record(rec, enable);
+        ftrace_addr = ftrace_get_addr_new(rec);
 
-        if (rec->flags & FTRACE_FL_REGS)
-                ftrace_addr = (unsigned long)FTRACE_REGS_ADDR;
-        else
-                ftrace_addr = (unsigned long)FTRACE_ADDR;
+        /* This needs to be done before we call ftrace_update_record */
+        ftrace_old_addr = ftrace_get_addr_curr(rec);
+
+        ret = ftrace_update_record(rec, enable);
 
         switch (ret) {
         case FTRACE_UPDATE_IGNORE:
@@ -1817,11 +1817,6 @@ __ftrace_replace_code(struct dyn_ftrace *rec, int enable)
 
         case FTRACE_UPDATE_MODIFY_CALL_REGS:
         case FTRACE_UPDATE_MODIFY_CALL:
-                if (rec->flags & FTRACE_FL_REGS)
-                        ftrace_old_addr = (unsigned long)FTRACE_ADDR;
-                else
-                        ftrace_old_addr = (unsigned long)FTRACE_REGS_ADDR;
-
                 return ftrace_modify_call(rec, ftrace_old_addr, ftrace_addr);
         }