[PATCH] Power Management support requires RTC_CLASS

[Yoichi Yuasa]

kernel/built-in.o: In function `test_wakealarm':
linux/kernel/power/main.c:619: undefined reference to `rtc_read_time'
linux/kernel/power/main.c:619: relocation truncated to fit: R_MIPS_26 against `rtc_read_time'
linux/kernel/power/main.c:630: undefined reference to `rtc_set_alarm'
linux/kernel/power/main.c:630: relocation truncated to fit: R_MIPS_26 against `rtc_set_alarm'
linux/kernel/power/main.c:654: undefined reference to `rtc_set_alarm'
linux/kernel/power/main.c:654: relocation truncated to fit: R_MIPS_26 against `rtc_set_alarm'
kernel/built-in.o: In function `test_suspend':
linux/kernel/power/main.c:718: undefined reference to `rtc_class_open'
linux/kernel/power/main.c:718: relocation truncated to fit: R_MIPS_26 against `rtc_class_open'
linux/kernel/power/main.c:726: undefined reference to `rtc_class_close'
linux/kernel/power/main.c:726: relocation truncated to fit: R_MIPS_26 against `rtc_class_close'
kernel/built-in.o: In function `valid_state':
linux/kernel/power/main.c:403: undefined reference to `rtc_class'
kernel/built-in.o: In function `test_suspend':
linux/kernel/power/main.c:716: undefined reference to `rtc_class'

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@xxxxxxxxxxxxxx>

diff -pruN -X /home/yuasa/Memo/dontdiff linux-orig/kernel/power/Kconfig linux/kernel/power/Kconfig
--- linux-orig/kernel/power/Kconfig	2008-10-22 09:41:32.154425163 +0900
+++ linux/kernel/power/Kconfig	2008-10-22 11:04:48.230018848 +0900
@@ -1,6 +1,7 @@
 config PM
 	bool "Power Management support"
 	depends on !IA64_HP_SIM
+	select RTC_CLASS
 	---help---
 	  "Power Management" means that parts of your computer are shut
 	  off or put into a power conserving "sleep" mode if they are not
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