diff options
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/time/clocksource.c | 16 | ||||
-rw-r--r-- | kernel/time/jiffies.c | 2 | ||||
-rw-r--r-- | kernel/timer.c | 20 |
3 files changed, 19 insertions, 19 deletions
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index a9f387ea83b0..74eca5939bd9 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c | |||
@@ -65,10 +65,10 @@ static int __init clocksource_done_booting(void) | |||
65 | late_initcall(clocksource_done_booting); | 65 | late_initcall(clocksource_done_booting); |
66 | 66 | ||
67 | /** | 67 | /** |
68 | * get_next_clocksource - Returns the selected clocksource | 68 | * clocksource_get_next - Returns the selected clocksource |
69 | * | 69 | * |
70 | */ | 70 | */ |
71 | struct clocksource *get_next_clocksource(void) | 71 | struct clocksource *clocksource_get_next(void) |
72 | { | 72 | { |
73 | unsigned long flags; | 73 | unsigned long flags; |
74 | 74 | ||
@@ -142,12 +142,12 @@ static int is_registered_source(struct clocksource *c) | |||
142 | } | 142 | } |
143 | 143 | ||
144 | /** | 144 | /** |
145 | * register_clocksource - Used to install new clocksources | 145 | * clocksource_register - Used to install new clocksources |
146 | * @t: clocksource to be registered | 146 | * @t: clocksource to be registered |
147 | * | 147 | * |
148 | * Returns -EBUSY if registration fails, zero otherwise. | 148 | * Returns -EBUSY if registration fails, zero otherwise. |
149 | */ | 149 | */ |
150 | int register_clocksource(struct clocksource *c) | 150 | int clocksource_register(struct clocksource *c) |
151 | { | 151 | { |
152 | int ret = 0; | 152 | int ret = 0; |
153 | unsigned long flags; | 153 | unsigned long flags; |
@@ -167,17 +167,16 @@ int register_clocksource(struct clocksource *c) | |||
167 | spin_unlock_irqrestore(&clocksource_lock, flags); | 167 | spin_unlock_irqrestore(&clocksource_lock, flags); |
168 | return ret; | 168 | return ret; |
169 | } | 169 | } |
170 | 170 | EXPORT_SYMBOL(clocksource_register); | |
171 | EXPORT_SYMBOL(register_clocksource); | ||
172 | 171 | ||
173 | /** | 172 | /** |
174 | * reselect_clocksource - Rescan list for next clocksource | 173 | * clocksource_reselect - Rescan list for next clocksource |
175 | * | 174 | * |
176 | * A quick helper function to be used if a clocksource changes its | 175 | * A quick helper function to be used if a clocksource changes its |
177 | * rating. Forces the clocksource list to be re-scanned for the best | 176 | * rating. Forces the clocksource list to be re-scanned for the best |
178 | * clocksource. | 177 | * clocksource. |
179 | */ | 178 | */ |
180 | void reselect_clocksource(void) | 179 | void clocksource_reselect(void) |
181 | { | 180 | { |
182 | unsigned long flags; | 181 | unsigned long flags; |
183 | 182 | ||
@@ -185,6 +184,7 @@ void reselect_clocksource(void) | |||
185 | next_clocksource = select_clocksource(); | 184 | next_clocksource = select_clocksource(); |
186 | spin_unlock_irqrestore(&clocksource_lock, flags); | 185 | spin_unlock_irqrestore(&clocksource_lock, flags); |
187 | } | 186 | } |
187 | EXPORT_SYMBOL(clocksource_reselect); | ||
188 | 188 | ||
189 | /** | 189 | /** |
190 | * sysfs_show_current_clocksources - sysfs interface for current clocksource | 190 | * sysfs_show_current_clocksources - sysfs interface for current clocksource |
diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c index 1fe8376e717b..126bb30c4afe 100644 --- a/kernel/time/jiffies.c +++ b/kernel/time/jiffies.c | |||
@@ -67,7 +67,7 @@ struct clocksource clocksource_jiffies = { | |||
67 | 67 | ||
68 | static int __init init_jiffies_clocksource(void) | 68 | static int __init init_jiffies_clocksource(void) |
69 | { | 69 | { |
70 | return register_clocksource(&clocksource_jiffies); | 70 | return clocksource_register(&clocksource_jiffies); |
71 | } | 71 | } |
72 | 72 | ||
73 | module_init(init_jiffies_clocksource); | 73 | module_init(init_jiffies_clocksource); |
diff --git a/kernel/timer.c b/kernel/timer.c index e5adb9e2e7a7..890a56937cfa 100644 --- a/kernel/timer.c +++ b/kernel/timer.c | |||
@@ -810,7 +810,7 @@ static inline s64 __get_nsec_offset(void) | |||
810 | s64 ns_offset; | 810 | s64 ns_offset; |
811 | 811 | ||
812 | /* read clocksource: */ | 812 | /* read clocksource: */ |
813 | cycle_now = read_clocksource(clock); | 813 | cycle_now = clocksource_read(clock); |
814 | 814 | ||
815 | /* calculate the delta since the last update_wall_time: */ | 815 | /* calculate the delta since the last update_wall_time: */ |
816 | cycle_delta = (cycle_now - last_clock_cycle) & clock->mask; | 816 | cycle_delta = (cycle_now - last_clock_cycle) & clock->mask; |
@@ -845,7 +845,7 @@ static inline void __get_realtime_clock_ts(struct timespec *ts) | |||
845 | } | 845 | } |
846 | 846 | ||
847 | /** | 847 | /** |
848 | * get_realtime_clock_ts - Returns the time of day in a timespec | 848 | * getnstimeofday - Returns the time of day in a timespec |
849 | * @ts: pointer to the timespec to be set | 849 | * @ts: pointer to the timespec to be set |
850 | * | 850 | * |
851 | * Returns the time of day in a timespec. | 851 | * Returns the time of day in a timespec. |
@@ -920,9 +920,9 @@ static int change_clocksource(void) | |||
920 | struct clocksource *new; | 920 | struct clocksource *new; |
921 | cycle_t now; | 921 | cycle_t now; |
922 | u64 nsec; | 922 | u64 nsec; |
923 | new = get_next_clocksource(); | 923 | new = clocksource_get_next(); |
924 | if (clock != new) { | 924 | if (clock != new) { |
925 | now = read_clocksource(new); | 925 | now = clocksource_read(new); |
926 | nsec = __get_nsec_offset(); | 926 | nsec = __get_nsec_offset(); |
927 | timespec_add_ns(&xtime, nsec); | 927 | timespec_add_ns(&xtime, nsec); |
928 | 928 | ||
@@ -966,9 +966,9 @@ void __init timekeeping_init(void) | |||
966 | unsigned long flags; | 966 | unsigned long flags; |
967 | 967 | ||
968 | write_seqlock_irqsave(&xtime_lock, flags); | 968 | write_seqlock_irqsave(&xtime_lock, flags); |
969 | clock = get_next_clocksource(); | 969 | clock = clocksource_get_next(); |
970 | calculate_clocksource_interval(clock, tick_nsec); | 970 | clocksource_calculate_interval(clock, tick_nsec); |
971 | last_clock_cycle = read_clocksource(clock); | 971 | last_clock_cycle = clocksource_read(clock); |
972 | ntp_clear(); | 972 | ntp_clear(); |
973 | write_sequnlock_irqrestore(&xtime_lock, flags); | 973 | write_sequnlock_irqrestore(&xtime_lock, flags); |
974 | } | 974 | } |
@@ -988,7 +988,7 @@ static int timekeeping_resume(struct sys_device *dev) | |||
988 | 988 | ||
989 | write_seqlock_irqsave(&xtime_lock, flags); | 989 | write_seqlock_irqsave(&xtime_lock, flags); |
990 | /* restart the last cycle value */ | 990 | /* restart the last cycle value */ |
991 | last_clock_cycle = read_clocksource(clock); | 991 | last_clock_cycle = clocksource_read(clock); |
992 | write_sequnlock_irqrestore(&xtime_lock, flags); | 992 | write_sequnlock_irqrestore(&xtime_lock, flags); |
993 | return 0; | 993 | return 0; |
994 | } | 994 | } |
@@ -1028,7 +1028,7 @@ static void update_wall_time(void) | |||
1028 | snsecs_per_sec = (s64)NSEC_PER_SEC << clock->shift; | 1028 | snsecs_per_sec = (s64)NSEC_PER_SEC << clock->shift; |
1029 | remainder_snsecs += (s64)xtime.tv_nsec << clock->shift; | 1029 | remainder_snsecs += (s64)xtime.tv_nsec << clock->shift; |
1030 | 1030 | ||
1031 | now = read_clocksource(clock); | 1031 | now = clocksource_read(clock); |
1032 | offset = (now - last_clock_cycle)&clock->mask; | 1032 | offset = (now - last_clock_cycle)&clock->mask; |
1033 | 1033 | ||
1034 | /* normally this loop will run just once, however in the | 1034 | /* normally this loop will run just once, however in the |
@@ -1069,7 +1069,7 @@ static void update_wall_time(void) | |||
1069 | if (change_clocksource()) { | 1069 | if (change_clocksource()) { |
1070 | error = 0; | 1070 | error = 0; |
1071 | remainder_snsecs = 0; | 1071 | remainder_snsecs = 0; |
1072 | calculate_clocksource_interval(clock, tick_nsec); | 1072 | clocksource_calculate_interval(clock, tick_nsec); |
1073 | } | 1073 | } |
1074 | } | 1074 | } |
1075 | 1075 | ||