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-rw-r--r--fs/locks.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/locks.c b/fs/locks.c
index dda83d6..efad7988 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -2230,7 +2230,12 @@ void steal_locks(fl_owner_t from)
lock_kernel();
j = 0;
- rcu_read_lock();
+
+ /*
+ * We are not taking a ref to the file structures, so
+ * we need to acquire ->file_lock.
+ */
+ spin_lock(&files->file_lock);
fdt = files_fdtable(files);
for (;;) {
unsigned long set;
@@ -2248,7 +2253,7 @@ void steal_locks(fl_owner_t from)
set >>= 1;
}
}
- rcu_read_unlock();
+ spin_unlock(&files->file_lock);
unlock_kernel();
}
EXPORT_SYMBOL(steal_locks);
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