[PATCH] mm: fix lockdep build in rcu-protected get_mm_exe_file()

From: Konstantin Khlebnikov
Date: Fri Mar 20 2015 - 10:47:24 EST


Signed-off-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx>
---
kernel/fork.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/fork.c b/kernel/fork.c
index a7c596517bd6..aa2ba1a34ce8 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -696,7 +696,7 @@ void set_mm_exe_file(struct mm_struct *mm, struct file *new_exe_file)
{
struct file *old_exe_file = rcu_dereference_protected(mm->exe_file,
!atomic_read(&mm->mm_users) || current->in_execve ||
- lock_is_held(&mm->mmap_sem));
+ lockdep_is_held(&mm->mmap_sem));

if (new_exe_file)
get_file(new_exe_file);

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