MIPS: Fix always CONFIG_LOONGSON_UART_BASE=y

[mv-sheeva.git] / fs / super.c

diff --git a/fs/super.c b/fs/super.c
index 74e149efed8194b9ad45b06f654533cd884f0ca1..7e9dd4cc2c01170d0d7a38035a430e554c90cc57 100644 (file)
--- a/fs/super.c
+++ b/fs/super.c
@@ -177,6 +177,11 @@ void deactivate_locked_super(struct super_block *s)
        struct file_system_type *fs = s->s_type;
        if (atomic_dec_and_test(&s->s_active)) {
                fs->kill_sb(s);
+               /*
+                * We need to call rcu_barrier so all the delayed rcu free
+                * inodes are flushed before we release the fs module.
+                */
+               rcu_barrier();
                put_filesystem(fs);
                put_super(s);
        } else {