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authorThomas Gleixner <[email protected]>2018-03-01 17:33:36 +0100
committerIngo Molnar <[email protected]>2018-03-13 07:34:22 +0100
commit7250a4047aa6106006c2c9b5aff91d7d3fb77962 (patch)
tree791d1e51a577df4915ecbddb2137f08751fbaf78
parentd6c7270e913db75ca5fdc79915ba780e97ae2857 (diff)
posix-timers: Unify MONOTONIC and BOOTTIME clock behavior
Now that the MONOTONIC and BOOTTIME clocks are indentical remove all the special casing. The user space visible interfaces still support both clocks, but their behavior is identical. Signed-off-by: Thomas Gleixner <[email protected]> Cc: Dmitry Torokhov <[email protected]> Cc: John Stultz <[email protected]> Cc: Jonathan Corbet <[email protected]> Cc: Kevin Easton <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Mark Salyzyn <[email protected]> Cc: Michael Kerrisk <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Petr Mladek <[email protected]> Cc: Prarit Bhargava <[email protected]> Cc: Sergey Senozhatsky <[email protected]> Cc: Steven Rostedt <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]>
-rw-r--r--kernel/time/posix-timers.c23
1 files changed, 1 insertions, 22 deletions
diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c
index 556fe02a47a4..8cf95bfee44f 100644
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -251,12 +251,6 @@ static int posix_get_coarse_res(const clockid_t which_clock, struct timespec64 *
return 0;
}
-static int posix_get_boottime(const clockid_t which_clock, struct timespec64 *tp)
-{
- get_monotonic_boottime64(tp);
- return 0;
-}
-
static int posix_get_tai(clockid_t which_clock, struct timespec64 *tp)
{
timekeeping_clocktai64(tp);
@@ -1322,21 +1316,6 @@ static const struct k_clock clock_tai = {
.timer_arm = common_hrtimer_arm,
};
-static const struct k_clock clock_boottime = {
- .clock_getres = posix_get_hrtimer_res,
- .clock_get = posix_get_boottime,
- .nsleep = common_nsleep,
- .timer_create = common_timer_create,
- .timer_set = common_timer_set,
- .timer_get = common_timer_get,
- .timer_del = common_timer_del,
- .timer_rearm = common_hrtimer_rearm,
- .timer_forward = common_hrtimer_forward,
- .timer_remaining = common_hrtimer_remaining,
- .timer_try_to_cancel = common_hrtimer_try_to_cancel,
- .timer_arm = common_hrtimer_arm,
-};
-
static const struct k_clock clock_monotonic_active = {
.clock_getres = posix_get_hrtimer_res,
.clock_get = posix_get_monotonic_active,
@@ -1350,7 +1329,7 @@ static const struct k_clock * const posix_clocks[] = {
[CLOCK_MONOTONIC_RAW] = &clock_monotonic_raw,
[CLOCK_REALTIME_COARSE] = &clock_realtime_coarse,
[CLOCK_MONOTONIC_COARSE] = &clock_monotonic_coarse,
- [CLOCK_BOOTTIME] = &clock_boottime,
+ [CLOCK_BOOTTIME] = &clock_monotonic,
[CLOCK_REALTIME_ALARM] = &alarm_clock,
[CLOCK_BOOTTIME_ALARM] = &alarm_clock,
[CLOCK_TAI] = &clock_tai,