Skip to content

Commit

Permalink
ftrace/x86: Remove function_trace_stop check from graph caller
Browse files Browse the repository at this point in the history 
The graph caller is called by the mcount callers, which already does
the check against the function_trace_stop variable. No reason to
check it again.

Link: http://lkml.kernel.org/r/20120711195745.588538769@goodmis.org

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
  • Loading branch information
Steven Rostedt authored and Steven Rostedt committed Jul 31, 2012
1 parent e4ea3f6 commit 5767cfe
Show file tree
Hide file tree
Showing 2 changed files with 0 additions and 6 deletions.
3 changes: 0 additions & 3 deletions arch/x86/kernel/entry_32.S
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1241,9 +1241,6 @@ END(mcount)

#ifdef CONFIG_FUNCTION_GRAPH_TRACER
ENTRY(ftrace_graph_caller)
cmpl $0, function_trace_stop
jne ftrace_stub

pushl %eax
pushl %ecx
pushl %edx
Expand Down
3 changes: 0 additions & 3 deletions arch/x86/kernel/entry_64.S
View file
Original file line number Diff line number Diff line change
Expand Up @@ -213,9 +213,6 @@ END(mcount)

#ifdef CONFIG_FUNCTION_GRAPH_TRACER
ENTRY(ftrace_graph_caller)
cmpl $0, function_trace_stop
jne ftrace_stub

MCOUNT_SAVE_FRAME

leaq 8(%rbp), %rdi
Expand Down

0 comments on commit 5767cfe

Please sign in to comment.