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

Commit Message

Jürgen Groß Jan. 11, 2022, 2:58 p.m. UTC

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 <[e-mail]>
Reviewed-by: Samuel Thibault <[e-mail]>
---
 include/lib.h | 1 +
 1 file changed, 1 insertion(+)

Patch

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;