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powerpc: Fix some compile problems with the VDSO stuff

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We needed the VDSO symbols in the arch/ppc asm-offsets.c, and there
were a few usages of _systemcfg still left lying around.

Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Paul Mackerras 2005-11-11 23:04:40 +11:00
parent 548ccebc2a
commit 271c3f35bd
5 changed files with 33 additions and 6 deletions
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4
arch/powerpc/kernel/lparcfg.c
View File

@ -35,7 +35,7 @@
#include <asm/time.h>
#include <asm/iseries/it_exp_vpd_panel.h>
#include <asm/prom.h>
#include <asm/systemcfg.h>
#include <asm/vdso_datapage.h>
#define MODULE_VERS "1.6"
#define MODULE_NAME "lparcfg"
@ -369,7 +369,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity", NULL);
if (lrdrp == NULL) {
partition_potential_processors = _systemcfg->processorCount;
partition_potential_processors = vdso_data->processorCount;
} else {
partition_potential_processors = *(lrdrp + 4);
}

2
arch/powerpc/kernel/vdso32/Makefile
View File

@ -19,7 +19,7 @@ EXTRA_AFLAGS := -D__VDSO32__ -s
obj-y += vdso32_wrapper.o
extra-y += vdso32.lds
CPPFLAGS_vdso32.lds += -P -C -U$(ARCH)
CPPFLAGS_vdso32.lds += -P -C -Upowerpc
# Force dependency (incbin is bad)
$(obj)/vdso32_wrapper.o : $(obj)/vdso32.so

1
arch/powerpc/platforms/pseries/rtasd.c
View File

@ -27,7 +27,6 @@
#include <asm/prom.h>
#include <asm/nvram.h>
#include <asm/atomic.h>
#include <asm/systemcfg.h>
#if 0
#define DEBUG(A...) printk(KERN_ERR A)

4
arch/powerpc/platforms/pseries/smp.c
View File

@ -46,7 +46,7 @@
#include <asm/rtas.h>
#include <asm/pSeries_reconfig.h>
#include <asm/mpic.h>
#include <asm/systemcfg.h>
#include <asm/vdso_datapage.h>
#include "plpar_wrappers.h"
@ -97,7 +97,7 @@ int pSeries_cpu_disable(void)
int cpu = smp_processor_id();
cpu_clear(cpu, cpu_online_map);
_systemcfg->processorCount--;
vdso_data->processorCount--;
/*fix boot_cpuid here*/
if (cpu == boot_cpuid)

28
arch/ppc/kernel/asm-offsets.c
View File

@ -25,6 +25,7 @@
#include <asm/processor.h>
#include <asm/cputable.h>
#include <asm/thread_info.h>
#include <asm/vdso_datapage.h>
#define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
@ -143,5 +144,32 @@ main(void)
DEFINE(TASK_SIZE, TASK_SIZE);
DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
/* datapage offsets for use by vdso */
DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
DEFINE(TSPEC32_TV_SEC, offsetof(struct timespec, tv_sec));
DEFINE(TSPEC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
/* timeval/timezone offsets for use by vdso */
DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
/* Other bits used by the vdso */
DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
DEFINE(CLOCK_REALTIME_RES, TICK_NSEC);
return 0;
}