[PATCH] hvc_console: remove num_vterms and some dead code (5f6d9c07) · Commits · 戴 / test

drivers/char/hvc_console.c

+2 −6

Original line number	Diff line number	Diff line
		@@ -146,8 +146,6 @@ struct hvc_struct *hvc_get_by_index(int index)
		*/
		static uint32_t vtermnos[MAX_NR_HVC_CONSOLES];

		/* Used for accounting purposes */
		static int num_vterms = 0;

		/*
		* Console APIs, NOT TTY. These APIs are available immediately when
		@@ -219,7 +217,7 @@ static int __init hvc_console_init(void)

		for (i=0; i<MAX_NR_HVC_CONSOLES; i++)
		vtermnos[i] = -1;
		num_vterms = hvc_find_vtys();
		hvc_find_vtys();
		register_console(&hvc_con_driver);
		return 0;
		}
		@@ -651,7 +649,6 @@ int khvcd(void *unused)
		if (cpus_empty(cpus_in_xmon)) {
		spin_lock(&hvc_structs_lock);
		list_for_each_entry(hp, &hvc_structs, next) {
		/hp = list_entry(node, struct hvc_struct, next); */
		poll_mask \|= hvc_poll(hp);
		}
		spin_unlock(&hvc_structs_lock);
		@@ -811,9 +808,8 @@ int __init hvc_init(void)
		{
		int rc;

		/* We need more than num_vterms adapters due to hotplug additions. */
		/* We need more than hvc_count adapters due to hotplug additions. */
		hvc_driver = alloc_tty_driver(HVC_ALLOC_TTY_ADAPTERS);
		/* hvc_driver = alloc_tty_driver(num_vterms); */
		if (!hvc_driver)
		return -ENOMEM;