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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-19 17:10:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-19 17:10:06 -0700 |
| commit | 7d02093e29de9efc4a72d5e93baae9506969b789 (patch) | |
| tree | a6fc2450132ae419934f6eb9d223baa338b7d782 /arch/sparc | |
| parent | 6e0b7b2c39b91b467270dd0bc383914f99e1fb28 (diff) | |
| parent | e9ddbc075d95b2edf111247cdde16f33c31654a8 (diff) | |
| download | lwn-7d02093e29de9efc4a72d5e93baae9506969b789.tar.gz lwn-7d02093e29de9efc4a72d5e93baae9506969b789.zip | |
Merge branch 'timers-for-linus-cleanups' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'timers-for-linus-cleanups' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
avr32: Fix typo in read_persistent_clock()
sparc: Convert sparc to use read/update_persistent_clock
cris: Convert cris to use read/update_persistent_clock
m68k: Convert m68k to use read/update_persistent_clock
m32r: Convert m32r to use read/update_peristent_clock
blackfin: Convert blackfin to use read/update_persistent_clock
ia64: Convert ia64 to use read/update_persistent_clock
avr32: Convert avr32 to use read/update_persistent_clock
h8300: Convert h8300 to use read/update_persistent_clock
frv: Convert frv to use read/update_persistent_clock
mn10300: Convert mn10300 to use read/update_persistent_clock
alpha: Convert alpha to use read/update_persistent_clock
xtensa: Fix unnecessary setting of xtime
time: Clean up direct xtime usage in xen
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/Kconfig | 2 | ||||
| -rw-r--r-- | arch/sparc/kernel/time_32.c | 18 |
2 files changed, 6 insertions, 14 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 9908d477ccd9..d6781ce687e2 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -75,7 +75,7 @@ config ARCH_USES_GETTIMEOFFSET config GENERIC_CMOS_UPDATE bool - default y if SPARC64 + default y config GENERIC_CLOCKEVENTS bool diff --git a/arch/sparc/kernel/time_32.c b/arch/sparc/kernel/time_32.c index 0d4c09b15efc..4453003032b5 100644 --- a/arch/sparc/kernel/time_32.c +++ b/arch/sparc/kernel/time_32.c @@ -78,6 +78,11 @@ __volatile__ unsigned int *master_l10_counter; u32 (*do_arch_gettimeoffset)(void); +int update_persistent_clock(struct timespec now) +{ + return set_rtc_mmss(now.tv_sec); +} + /* * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick @@ -87,9 +92,6 @@ u32 (*do_arch_gettimeoffset)(void); static irqreturn_t timer_interrupt(int dummy, void *dev_id) { - /* last time the cmos clock got updated */ - static long last_rtc_update; - #ifndef CONFIG_SMP profile_tick(CPU_PROFILING); #endif @@ -101,16 +103,6 @@ static irqreturn_t timer_interrupt(int dummy, void *dev_id) do_timer(1); - /* Determine when to update the Mostek clock. */ - if (ntp_synced() && - xtime.tv_sec > last_rtc_update + 660 && - (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 && - (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) { - if (set_rtc_mmss(xtime.tv_sec) == 0) - last_rtc_update = xtime.tv_sec; - else - last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */ - } write_sequnlock(&xtime_lock); #ifndef CONFIG_SMP |