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time: fix typo in comments
Fix typo in comments. BTW: I have to fix coding style in arch/ia64/kernel/time.c also, otherwise checkpatch.pl will be complaining. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@elte.hu> Cc: john stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -49,13 +49,13 @@ EXPORT_SYMBOL(last_cli_ip);
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#endif
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static struct clocksource clocksource_itc = {
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.name = "itc",
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.rating = 350,
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.read = itc_get_cycles,
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.mask = CLOCKSOURCE_MASK(64),
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.mult = 0, /*to be caluclated*/
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.shift = 16,
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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.name = "itc",
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.rating = 350,
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.read = itc_get_cycles,
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.mask = CLOCKSOURCE_MASK(64),
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.mult = 0, /*to be calculated*/
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.shift = 16,
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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};
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static struct clocksource *itc_clocksource;
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@ -77,7 +77,7 @@ unsigned long __init native_calculate_cpu_khz(void)
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reserve_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
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}
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local_irq_save(flags);
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/* start meauring cycles, incrementing from 0 */
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/* start measuring cycles, incrementing from 0 */
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wrmsrl(MSR_K7_PERFCTR0 + i, 0);
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wrmsrl(MSR_K7_EVNTSEL0 + i, 1 << 22 | 3 << 16 | 0x76);
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rdtscl(tsc_start);
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@ -78,7 +78,7 @@ enum hrtimer_cb_mode {
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* as otherwise the timer could be removed before the softirq code finishes the
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* the handling of the timer.
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*
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* The HRTIMER_STATE_ENQUEUE bit is always or'ed to the current state to
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* The HRTIMER_STATE_ENQUEUED bit is always or'ed to the current state to
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* preserve the HRTIMER_STATE_CALLBACK bit in the above scenario.
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*
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* All state transitions are protected by cpu_base->lock.
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@ -42,7 +42,7 @@
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/* LATCH is used in the interval timer and ftape setup. */
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#define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */
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/* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, the we can
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/* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, then we can
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* improve accuracy by shifting LSH bits, hence calculating:
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* (NOM << LSH) / DEN
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* This however means trouble for large NOM, because (NOM << LSH) may no
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@ -160,7 +160,7 @@ extern unsigned long preset_lpj;
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* We want to do realistic conversions of time so we need to use the same
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* values the update wall clock code uses as the jiffies size. This value
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* is: TICK_NSEC (which is defined in timex.h). This
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* is a constant and is in nanoseconds. We will used scaled math
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* is a constant and is in nanoseconds. We will use scaled math
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* with a set of scales defined here as SEC_JIFFIE_SC, USEC_JIFFIE_SC and
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* NSEC_JIFFIE_SC. Note that these defines contain nothing but
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* constants and so are computed at compile time. SHIFT_HZ (computed in
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@ -204,7 +204,7 @@ extern unsigned long preset_lpj;
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* operator if the result is a long long AND at least one of the
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* operands is cast to long long (usually just prior to the "*" so as
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* not to confuse it into thinking it really has a 64-bit operand,
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* which, buy the way, it can do, but it take more code and at least 2
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* which, buy the way, it can do, but it takes more code and at least 2
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* mpys).
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* We also need to be aware that one second in nanoseconds is only a
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@ -267,7 +267,7 @@ EXPORT_SYMBOL(jiffies_to_usecs);
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*
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* This function should be only used for timestamps returned by
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* current_kernel_time() or CURRENT_TIME, not with do_gettimeofday() because
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* it doesn't handle the better resolution of the later.
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* it doesn't handle the better resolution of the latter.
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*/
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struct timespec timespec_trunc(struct timespec t, unsigned gran)
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{
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@ -315,7 +315,7 @@ EXPORT_SYMBOL_GPL(getnstimeofday);
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* This algorithm was first published by Gauss (I think).
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*
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* WARNING: this function will overflow on 2106-02-07 06:28:16 on
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* machines were long is 32-bit! (However, as time_t is signed, we
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* machines where long is 32-bit! (However, as time_t is signed, we
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* will already get problems at other places on 2038-01-19 03:14:08)
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*/
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unsigned long
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@ -133,7 +133,7 @@ static void clockevents_do_notify(unsigned long reason, void *dev)
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}
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/*
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* Called after a notify add to make devices availble which were
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* Called after a notify add to make devices available which were
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* released from the notifier call.
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*/
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static void clockevents_notify_released(void)
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@ -364,7 +364,7 @@ static __always_inline int clocksource_bigadjust(s64 error, s64 *interval,
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* with losing too many ticks, otherwise we would overadjust and
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* produce an even larger error. The smaller the adjustment the
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* faster we try to adjust for it, as lost ticks can do less harm
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* here. This is tuned so that an error of about 1 msec is adusted
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* here. This is tuned so that an error of about 1 msec is adjusted
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* within about 1 sec (or 2^20 nsec in 2^SHIFT_HZ ticks).
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*/
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error2 = clock->error >> (TICK_LENGTH_SHIFT + 22 - 2 * SHIFT_HZ);
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