This patch fix the bug of keyboard driver in 2.6.x kernels:
input of non-latin (cyrillic for ex.) letters in utf-mode don't 
sense the state of CapsLock because procedures for ASCII and UNICODE
chars are branch out _before_ the checking of CapsLock state

--- linux-2.6.17.14.orig/drivers/char/keyboard.c	2008-02-06 11:53:35 +0200
+++ linux-2.6.17.14/drivers/char/keyboard.c	2008-02-12 10:30:32 +0200
@@ -1151,8 +1151,15 @@
 	unsigned char type, raw_mode;
 	struct tty_struct *tty;
 	int shift_final;
 
+#define NONLATIN_LETTER_LOCK ((1 << VC_ALTGRLOCK) | (1 << VC_CTRLLLOCK) | (1 << VC_CTRLRLOCK))
+#define APPLY_CAPSLOCK if (vc_kbd_led(kbd, VC_CAPSLOCK)) { \
+			 key_map = key_maps[shift_final ^ (1 << KG_SHIFT)]; \
+			 if (key_map) \
+			   keysym = key_map[keycode]; \
+		       }
+
 	tty = vc->vc_tty;
 
 	if (tty && (!tty->driver_data)) {
 		/* No driver data? Strange. Okay we fix it then. */
@@ -1252,10 +1259,15 @@
 
 	type = KTYP(keysym);
 
 	if (type < 0xf0) {
-		if (down && !raw_mode)
+		if (down && !raw_mode) {
+		        // Assume that all input unicode chars are  
+		        // CAPSLOCK-sensitive letters
+			if ((shift_final & NONLATIN_LETTER_LOCK)) APPLY_CAPSLOCK;
+
 			to_utf8(vc, keysym);
+		}
 		return;
 	}
 
 	type -= 0xf0;
@@ -1264,13 +1276,9 @@
 		return;
 
 	if (type == KT_LETTER) {
 		type = KT_LATIN;
-		if (vc_kbd_led(kbd, VC_CAPSLOCK)) {
-			key_map = key_maps[shift_final ^ (1 << KG_SHIFT)];
-			if (key_map)
-				keysym = key_map[keycode];
-		}
+		APPLY_CAPSLOCK;
 	}
 
 	(*k_handler[type])(vc, keysym & 0xff, !down, regs);