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-rw-r--r--fs/sync.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/sync.c b/fs/sync.c
index dd20002..3422ba6 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -112,8 +112,13 @@ restart:
mutex_unlock(&mutex);
}
+/*
+ * sync everything. Start out by waking pdflush, because that writes back
+ * all queues in parallel.
+ */
SYSCALL_DEFINE0(sync)
{
+ wakeup_pdflush(0);
sync_filesystems(0);
sync_filesystems(1);
if (unlikely(laptop_mode))
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