oprofile-reduce-mmap_sem-hold-for-mm-exe_file-fix

export get_mm_exe_file for arch/x86/oprofile/oprofile.ko

Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Davidlohr Bueso <dbueso@suse.de>
Cc: Robert Richter <rric@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/kernel/fork.c b/kernel/fork.c
index 18761247a5c30102665aa1ccf1977edd3ef744ea..160382312d5d829e49a08a9b4c6e07f18511bb84 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -745,6 +745,7 @@ struct file *get_mm_exe_file(struct mm_struct *mm)
        rcu_read_unlock();
        return exe_file;
 }
+EXPORT_SYMBOL(get_mm_exe_file);
 
 /**
  * get_task_mm - acquire a reference to the task's mm