Changeset 9be30cdf in mainline for uspace/lib/drv/generic/remote_char_dev.c

Timestamp:

2013-12-31T02:50:45Z (10 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c1ee46f

Parents:

208b5f5

Message:

libdrv: Make driver ops structures constant

These are statically initialized and we don't modify them.
Moves cca 1KB (30%) of data from .data (rw) section to ro. (driver binaries, amd64)

File:

• uspace/lib/drv/generic/remote_char_dev.c (modified) (3 diffs)

uspace/lib/drv/generic/remote_char_dev.c

@@ -35 +35 @@
 #include <async.h>
 #include <errno.h>
+#include <macros.h>
 
 #include "ops/char_dev.h"
@@ -45 +46 @@
 
 /** Remote character interface operations. */
-static remote_iface_func_ptr_t remote_char_dev_iface_ops[] = {
+static const remote_iface_func_ptr_t remote_char_dev_iface_ops[] = {
         &remote_char_read,
         &remote_char_write
@@ -56 +57 @@
  */
 remote_iface_t remote_char_dev_iface = {
-        .method_count = sizeof(remote_char_dev_iface_ops) /
-            sizeof(remote_iface_func_ptr_t),
+        .method_count = ARRAY_SIZE(remote_char_dev_iface_ops),
         .methods = remote_char_dev_iface_ops
 };