remove "ignore_remove" option

4 files changed, 22 insertions, 41 deletions

diff --git a/udev/udev-node.c b/udev/udev-node.c
index 4492c2e393..34de268464 100644
--- a/udev/udev-node.c
+++ b/udev/udev-node.c
@@ -396,6 +396,8 @@ int udev_node_remove(struct udev_device *dev)
 	struct udev_list_entry *list_entry;
 	const char *devnode;
 	struct stat stats;
+	struct udev_device *dev_check;
+	char filename[UTIL_PATH_SIZE];
 	int err = 0;
 
 	/* remove/update symlinks, remove symlinks from name index */
@@ -404,32 +406,36 @@ int udev_node_remove(struct udev_device *dev)
 
 	devnode = udev_device_get_devnode(dev);
 	if (devnode == NULL)
-		return 0;
+		goto out;
+
 	if (stat(devnode, &stats) != 0) {
 		info(udev, "device node '%s' not found\n", devnode);
-		return 0;
+		goto out;
 	}
+
 	if (stats.st_rdev != udev_device_get_devnum(dev)) {
 		info(udev, "device node '%s' points to a different device, skip removal\n", devnode);
-		return -1;
+		err = -1;
+		goto out;
 	}
 
-	if (udev_device_get_ignore_remove(dev)) {
-		info(udev, "ignore_remove for '%s'\n", udev_device_get_devnode(dev));
-	} else {
-		struct udev_device *dev_check;
-
-		dev_check = udev_device_new_from_syspath(udev, udev_device_get_syspath(dev));
-		if (dev_check != NULL && stats.st_rdev == udev_device_get_devnum(dev_check)) {
-			/* do not remove device node if the same sys-device is re-created in the meantime */
-			info(udev, "keeping device node of existing device'%s'\n", devnode);
-		} else {
-			info(udev, "removing device node '%s'\n", devnode);
-			err = util_unlink_secure(udev, devnode);
-		}
+	dev_check = udev_device_new_from_syspath(udev, udev_device_get_syspath(dev));
+	if (dev_check != NULL) {
+		/* do not remove device node if the same sys-device is re-created in the meantime */
+		info(udev, "keeping device node of existing device'%s'\n", devnode);
 		udev_device_unref(dev_check);
+		goto out;
+	}
+
+	util_strscpyl(filename, sizeof(filename), LIBEXECDIR "/devices", &devnode[strlen(udev_get_dev_path(udev))], NULL);
+	if (stat(filename, &stats) == 0 || stats.st_rdev == udev_device_get_devnum(dev)) {
+		info(udev, "static device entry found '%s', skip removal\n", devnode);
+		goto out;
 	}
 
+	info(udev, "removing device node '%s'\n", devnode);
+	err = util_unlink_secure(udev, devnode);
 	util_delete_path(udev, devnode);
+out:
 	return err;
 }
diff --git a/udev/udev-rules.c b/udev/udev-rules.c
index a4a86b664a..4f18acaa78 100644
--- a/udev/udev-rules.c
+++ b/udev/udev-rules.c
@@ -1463,13 +1463,6 @@ static int add_rule(struct udev_rules *rules, char *line,
 					err(rules->udev, "NAME=\"%%k\" is superfluous and breaks "
 					    "kernel supplied names, please remove it from %s:%u\n", filename, lineno);
 				rule_add_key(&rule_tmp, TK_A_NAME, op, value, NULL);
-				attr = get_key_attribute(rules->udev, key + sizeof("NAME")-1);
-				if (attr != NULL) {
-					if (strstr(attr, "ignore_remove") != NULL) {
-						dbg(rules->udev, "remove event should be ignored\n");
-						rule_add_key(&rule_tmp, TK_A_IGNORE_REMOVE, 0, NULL, NULL);
-					}
-				}
 			}
 			rule_tmp.rule.rule.flags = 1;
 			continue;
@@ -1540,10 +1533,6 @@ static int add_rule(struct udev_rules *rules, char *line,
 		if (strcmp(key, "OPTIONS") == 0) {
 			const char *pos;
 
-			if (strstr(value, "ignore_remove") != NULL) {
-				dbg(rules->udev, "remove event should be ignored\n");
-				rule_add_key(&rule_tmp, TK_A_IGNORE_REMOVE, 0, NULL, NULL);
-			}
 			pos = strstr(value, "link_priority=");
 			if (pos != NULL) {
 				int prio = atoi(&pos[strlen("link_priority=")]);
@@ -2501,9 +2490,6 @@ int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event
 		case TK_A_EVENT_TIMEOUT:
 			udev_device_set_event_timeout(event->dev, cur->key.event_timeout);
 			break;
-		case TK_A_IGNORE_REMOVE:
-			udev_device_set_ignore_remove(event->dev, 1);
-			break;
 		case TK_A_ATTR:
 			{
 				const char *key_name = &rules->buf[cur->key.attr_off];
diff --git a/udev/udev.xml b/udev/udev.xml
index 9275e0f79f..dce953dbce 100644
--- a/udev/udev.xml
+++ b/udev/udev.xml
@@ -436,13 +436,6 @@
                 <para>Rule and device options:</para>
                 <variablelist>
                   <varlistentry>
-                    <term><option>ignore_remove</option></term>
-                    <listitem>
-                      <para>Do not remove the device node when the device goes away. This may be
-                      useful as a workaround for broken device drivers.</para>
-                    </listitem>
-                  </varlistentry>
-                  <varlistentry>
                     <term><option>link_priority=<replaceable>value</replaceable></option></term>
                     <listitem>
                       <para>Specify the priority of the created symlinks. Devices with higher
diff --git a/udev/udevadm-info.c b/udev/udevadm-info.c
index c57620feef..5f6209af2a 100644
--- a/udev/udevadm-info.c
+++ b/udev/udevadm-info.c
@@ -142,10 +142,6 @@ static void print_record(struct udev_device *device)
 	if (i != 0)
 		printf("L: %i\n", i);
 
-	i = udev_device_get_ignore_remove(device);
-	if (i != 0)
-		printf("R: %u\n", i);
-
 	i = udev_device_get_watch_handle(device);
 	if (i >= 0)
 		printf("W: %u\n", i);