kvm tools: Don't register dummy ops for serial ports

The serial8250__init() function registers ops for all serial ports before we
start running the guest kernel so drop the dummy op registrations.

Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

diff --git a/tools/kvm/ioport.c b/tools/kvm/ioport.c
index ea19f2b074f8afec6b10ab915c84e3e1af25b7e8..7b7bc11a4edf54b685d4af183b9907c266a03cdf 100644 (file)
--- a/tools/kvm/ioport.c
+++ b/tools/kvm/ioport.c
@@ -160,22 +160,10 @@ void ioport__setup_legacy(void)
        /* 0x00F0 - 0x00FF - Math co-processor */
        ioport__register(0x00F0, &dummy_write_only_ioport_ops, 2);
 
-       /* PORT 02E8-02EF - serial port, same as 02F8, 03E8 and 03F8 (COM4) */
-       ioport__register(0x02E8, &dummy_read_write_ioport_ops, 7);
-
-       /* PORT 02F8-02FF - serial port, same as 02E8, 03E8 and 03F8 (COM2) */
-       ioport__register(0x02F8, &dummy_read_write_ioport_ops, 7);
-
        /* PORT 03D4-03D5 - COLOR VIDEO - CRT CONTROL REGISTERS */
        ioport__register(0x03D4, &dummy_read_write_ioport_ops, 1);
        ioport__register(0x03D5, &dummy_write_only_ioport_ops, 1);
 
-       /* PORT 03E8-03EF - serial port, same as 02E8, 02F8 and 03F8 (COM3) */
-       ioport__register(0x03E8, &dummy_read_write_ioport_ops, 7);
-
-       /* PORT 03F8-03FF - Serial port (8250,8250A,8251,16450,16550,16550A,etc.) COM1 */
-       ioport__register(0x03F8, &dummy_read_write_ioport_ops, 7);
-
        /* PORT 0CF8-0CFF - PCI Configuration Mechanism 1 - Configuration Registers */
        ioport__register(0x0CF8, &dummy_write_only_ioport_ops, 1);
        ioport__register(0x0CFC, &dummy_read_write_ioport_ops, 1);