extern unsigned char vrtc_cmos_read(unsigned char reg);
extern void vrtc_cmos_write(unsigned char val, unsigned char reg);
-extern void vrtc_get_time(struct timespec *now);
-extern int vrtc_set_mmss(const struct timespec *now);
+extern void vrtc_get_time(struct timespec64 *now);
+extern int vrtc_set_mmss(const struct timespec64 *now);
#endif
unsigned char rtc_cmos_read(unsigned char addr);
void rtc_cmos_write(unsigned char val, unsigned char addr);
-extern int mach_set_rtc_mmss(const struct timespec *now);
-extern void mach_get_cmos_time(struct timespec *now);
+extern int mach_set_rtc_mmss(const struct timespec64 *now);
+extern void mach_get_cmos_time(struct timespec64 *now);
#define RTC_IRQ 8
unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src);
void pvclock_read_wallclock(struct pvclock_wall_clock *wall,
struct pvclock_vcpu_time_info *vcpu,
- struct timespec *ts);
+ struct timespec64 *ts);
void pvclock_resume(void);
void pvclock_touch_watchdogs(void);
void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node);
};
-struct timespec;
+struct timespec64;
/**
* struct x86_legacy_devices - legacy x86 devices
struct x86_platform_ops {
unsigned long (*calibrate_cpu)(void);
unsigned long (*calibrate_tsc)(void);
- void (*get_wallclock)(struct timespec *ts);
- int (*set_wallclock)(const struct timespec *ts);
+ void (*get_wallclock)(struct timespec64 *ts);
+ int (*set_wallclock)(const struct timespec64 *ts);
void (*iommu_shutdown)(void);
bool (*is_untracked_pat_range)(u64 start, u64 end);
void (*nmi_init)(void);
return jailhouse_cpuid_base();
}
-static void jailhouse_get_wallclock(struct timespec *now)
+static void jailhouse_get_wallclock(struct timespec64 *now)
{
memset(now, 0, sizeof(*now));
}
* have elapsed since the hypervisor wrote the data. So we try to account for
* that with system time
*/
-static void kvm_get_wallclock(struct timespec *now)
+static void kvm_get_wallclock(struct timespec64 *now)
{
struct pvclock_vcpu_time_info *vcpu_time;
int low, high;
put_cpu();
}
-static int kvm_set_wallclock(const struct timespec *now)
+static int kvm_set_wallclock(const struct timespec64 *now)
{
return -ENODEV;
}
void pvclock_read_wallclock(struct pvclock_wall_clock *wall_clock,
struct pvclock_vcpu_time_info *vcpu_time,
- struct timespec *ts)
+ struct timespec64 *ts)
{
u32 version;
u64 delta;
- struct timespec now;
+ struct timespec64 now;
/* get wallclock at system boot */
do {
version = wall_clock->version;
rmb(); /* fetch version before time */
+ /*
+ * Note: wall_clock->sec is a u32 value, so it can
+ * only store dates between 1970 and 2106. To allow
+ * times beyond that, we need to create a new hypercall
+ * interface with an extended pvclock_wall_clock structure
+ * like ARM has.
+ */
now.tv_sec = wall_clock->sec;
now.tv_nsec = wall_clock->nsec;
rmb(); /* fetch time before checking version */
} while ((wall_clock->version & 1) || (version != wall_clock->version));
delta = pvclock_clocksource_read(vcpu_time); /* time since system boot */
- delta += now.tv_sec * (u64)NSEC_PER_SEC + now.tv_nsec;
+ delta += now.tv_sec * NSEC_PER_SEC + now.tv_nsec;
now.tv_nsec = do_div(delta, NSEC_PER_SEC);
now.tv_sec = delta;
- set_normalized_timespec(ts, now.tv_sec, now.tv_nsec);
+ set_normalized_timespec64(ts, now.tv_sec, now.tv_nsec);
}
void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti)
* jump to the next second precisely 500 ms later. Check the Motorola
* MC146818A or Dallas DS12887 data sheet for details.
*/
-int mach_set_rtc_mmss(const struct timespec *now)
+int mach_set_rtc_mmss(const struct timespec64 *now)
{
unsigned long long nowtime = now->tv_sec;
struct rtc_time tm;
return retval;
}
-void mach_get_cmos_time(struct timespec *now)
+void mach_get_cmos_time(struct timespec64 *now)
{
unsigned int status, year, mon, day, hour, min, sec, century = 0;
unsigned long flags;
} else
year += CMOS_YEARS_OFFS;
- now->tv_sec = mktime(year, mon, day, hour, min, sec);
+ now->tv_sec = mktime64(year, mon, day, hour, min, sec);
now->tv_nsec = 0;
}
}
EXPORT_SYMBOL(rtc_cmos_write);
-int update_persistent_clock(struct timespec now)
+int update_persistent_clock64(struct timespec64 now)
{
return x86_platform.set_wallclock(&now);
}
/* not static: needed by APM */
-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
x86_platform.get_wallclock(ts);
}
}
EXPORT_SYMBOL_GPL(vrtc_cmos_write);
-void vrtc_get_time(struct timespec *now)
+void vrtc_get_time(struct timespec64 *now)
{
u8 sec, min, hour, mday, mon;
unsigned long flags;
pr_info("vRTC: sec: %d min: %d hour: %d day: %d "
"mon: %d year: %d\n", sec, min, hour, mday, mon, year);
- now->tv_sec = mktime(year, mon, mday, hour, min, sec);
+ now->tv_sec = mktime64(year, mon, mday, hour, min, sec);
now->tv_nsec = 0;
}
-int vrtc_set_mmss(const struct timespec *now)
+int vrtc_set_mmss(const struct timespec64 *now)
{
unsigned long flags;
struct rtc_time tm;
int year;
int retval = 0;
- rtc_time_to_tm(now->tv_sec, &tm);
+ rtc_time64_to_tm(now->tv_sec, &tm);
if (!rtc_valid_tm(&tm) && tm.tm_year >= 72) {
/*
* tm.year is the number of years since 1900, and the
vrtc_cmos_write(tm.tm_sec, RTC_SECONDS);
spin_unlock_irqrestore(&rtc_lock, flags);
} else {
- pr_err("%s: Invalid vRTC value: write of %lx to vRTC failed\n",
- __func__, now->tv_sec);
+ pr_err("%s: Invalid vRTC value: write of %llx to vRTC failed\n",
+ __func__, (s64)now->tv_sec);
retval = -EINVAL;
}
return retval;
return xen_clocksource_read();
}
-static void xen_read_wallclock(struct timespec *ts)
+static void xen_read_wallclock(struct timespec64 *ts)
{
struct shared_info *s = HYPERVISOR_shared_info;
struct pvclock_wall_clock *wall_clock = &(s->wc);
put_cpu_var(xen_vcpu);
}
-static void xen_get_wallclock(struct timespec *now)
+static void xen_get_wallclock(struct timespec64 *now)
{
xen_read_wallclock(now);
}
-static int xen_set_wallclock(const struct timespec *now)
+static int xen_set_wallclock(const struct timespec64 *now)
{
return -ENODEV;
}
{
struct pvclock_vcpu_time_info *pvti;
int cpu = smp_processor_id();
- struct timespec tp;
+ struct timespec64 tp;
/* As Dom0 is never moved, no penalty on using TSC there */
if (xen_initial_domain())
/* Set initial system time with full resolution */
xen_read_wallclock(&tp);
- do_settimeofday(&tp);
+ do_settimeofday64(&tp);
setup_force_cpu_cap(X86_FEATURE_TSC);