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-rw-r--r--include/linux/tty_ldisc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h
index ff7dc08..fb79dd8d 100644
--- a/include/linux/tty_ldisc.h
+++ b/include/linux/tty_ldisc.h
@@ -110,6 +110,7 @@
#include <linux/fs.h>
#include <linux/wait.h>
#include <linux/pps_kernel.h>
+#include <linux/wait.h>
struct tty_ldisc_ops {
int magic;
@@ -154,6 +155,7 @@ struct tty_ldisc_ops {
struct tty_ldisc {
struct tty_ldisc_ops *ops;
atomic_t users;
+ wait_queue_head_t wq_idle;
};
#define TTY_LDISC_MAGIC 0x5403
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