yann@402: 
yann@402: Fixes
yann@402: 
yann@402: In file included from arch/ppc/kernel/time.c:68:
yann@402: arch/ppc/kernel/time.c:92: error: static declaration of 'time_offset' follows non-static declaration
yann@402: include/linux/timex.h:236: error: previous declaration of 'time_offset' was here
yann@402: make[1]: *** [arch/ppc/kernel/time.o] Error 1
yann@402: 
yann@402: when compiling with gcc-4.0
yann@402: 
yann@402: Taken from
yann@402: http://user.it.uu.se/~mikpe/linux/patches/2.6/patch-gcc4-fixes-v2-2.6.11
yann@402: Also removes some obsolete externs that caused problems for Mike
yann@402: Mike's patch has a bit more stuff in it, but this was enough for me
yann@402: 
yann@402: 
yann@402: diff -rupN linux-2.6.11/arch/ppc/kernel/time.c linux-2.6.11.gcc4-fixes-v2/arch/ppc/kernel/time.c
yann@402: --- linux-2.6.11/arch/ppc/kernel/time.c	2005-03-02 19:24:14.000000000 +0100
yann@402: +++ linux-2.6.11.gcc4-fixes-v2/arch/ppc/kernel/time.c	2005-03-02 19:36:26.000000000 +0100
yann@402: @@ -89,7 +89,7 @@ unsigned long tb_to_ns_scale;
yann@402:  
yann@402:  extern unsigned long wall_jiffies;
yann@402:  
yann@402: -static long time_offset;
yann@402: +static long ppc_time_offset;
yann@402:  
yann@402:  DEFINE_SPINLOCK(rtc_lock);
yann@402:  
yann@402: @@ -172,7 +172,7 @@ void timer_interrupt(struct pt_regs * re
yann@402:  		     xtime.tv_sec - last_rtc_update >= 659 &&
yann@402:  		     abs((xtime.tv_nsec / 1000) - (1000000-1000000/HZ)) < 500000/HZ &&
yann@402:  		     jiffies - wall_jiffies == 1) {
yann@402: -		  	if (ppc_md.set_rtc_time(xtime.tv_sec+1 + time_offset) == 0)
yann@402: +		  	if (ppc_md.set_rtc_time(xtime.tv_sec+1 + ppc_time_offset) == 0)
yann@402:  				last_rtc_update = xtime.tv_sec+1;
yann@402:  			else
yann@402:  				/* Try again one minute later */
yann@402: @@ -289,7 +289,7 @@ void __init time_init(void)
yann@402:  	unsigned old_stamp, stamp, elapsed;
yann@402:  
yann@402:          if (ppc_md.time_init != NULL)
yann@402: -                time_offset = ppc_md.time_init();
yann@402: +                ppc_time_offset = ppc_md.time_init();
yann@402:  
yann@402:  	if (__USE_RTC()) {
yann@402:  		/* 601 processor: dec counts down by 128 every 128ns */
yann@402: @@ -334,10 +334,10 @@ void __init time_init(void)
yann@402:  	set_dec(tb_ticks_per_jiffy);
yann@402:  
yann@402:  	/* If platform provided a timezone (pmac), we correct the time */
yann@402: -        if (time_offset) {
yann@402: -		sys_tz.tz_minuteswest = -time_offset / 60;
yann@402: +        if (ppc_time_offset) {
yann@402: +		sys_tz.tz_minuteswest = -ppc_time_offset / 60;
yann@402:  		sys_tz.tz_dsttime = 0;
yann@402: -		xtime.tv_sec -= time_offset;
yann@402: +		xtime.tv_sec -= ppc_time_offset;
yann@402:          }
yann@402:          set_normalized_timespec(&wall_to_monotonic,
yann@402:                                  -xtime.tv_sec, -xtime.tv_nsec);
yann@402: diff -rupN linux-2.6.11/arch/ppc/syslib/open_pic_defs.h linux-2.6.11.gcc4-fixes-v2/arch/ppc/syslib/open_pic_defs.h
yann@402: --- linux-2.6.11/arch/ppc/syslib/open_pic_defs.h	2005-03-02 19:24:14.000000000 +0100
yann@402: +++ linux-2.6.11.gcc4-fixes-v2/arch/ppc/syslib/open_pic_defs.h	2005-03-02 19:36:26.000000000 +0100
yann@402: @@ -172,9 +172,6 @@ struct OpenPIC {
yann@402:      OpenPIC_Processor Processor[OPENPIC_MAX_PROCESSORS];
yann@402:  };
yann@402:  
yann@402: -extern volatile struct OpenPIC __iomem *OpenPIC;
yann@402: -
yann@402: -
yann@402:      /*
yann@402:       *  Current Task Priority Register
yann@402:       */
yann@402: diff -rupN linux-2.6.11/include/asm-ppc/prom.h linux-2.6.11.gcc4-fixes-v2/include/asm-ppc/prom.h
yann@402: --- linux-2.6.11/include/asm-ppc/prom.h	2003-09-28 12:19:57.000000000 +0200
yann@402: +++ linux-2.6.11.gcc4-fixes-v2/include/asm-ppc/prom.h	2005-03-02 19:36:26.000000000 +0100
yann@402: @@ -13,9 +13,6 @@
yann@402:  typedef void *phandle;
yann@402:  typedef void *ihandle;
yann@402:  
yann@402: -extern char *prom_display_paths[];
yann@402: -extern unsigned int prom_num_displays;
yann@402: -
yann@402:  struct address_range {
yann@402:  	unsigned int space;
yann@402:  	unsigned int address;