[PATCH v2 05/18] mini-os: introduce a common dev pointer in struct file

[Juergen Gross <jgross@xxxxxxxx>]

There are many dev pointers in a union in struct file. Prepare to
switch to a single one by introducing a new common one.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Reviewed-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
---
 include/lib.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/lib.h b/include/lib.h
index dc56f52..60aaf1c 100644
--- a/include/lib.h
+++ b/include/lib.h
@@ -188,6 +188,7 @@ struct file {
     off_t offset;
     union {
         int fd; /* Any fd from an upper layer. */
+        void *dev;
        struct {
            struct evtchn_port_list ports;
        } evtchn;
-- 
2.26.2