Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758673Ab1BPEUY (ORCPT ); Tue, 15 Feb 2011 23:20:24 -0500 Received: from e9.ny.us.ibm.com ([32.97.182.139]:56418 "EHLO e9.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755158Ab1BPEUO (ORCPT ); Tue, 15 Feb 2011 23:20:14 -0500 From: John Stultz To: LKML Cc: John Stultz , Jamie Lokier , Thomas Gleixner , Alexander Shishkin , =?UTF-8?q?Arve=20Hj=C3=83=C2=B8nnev=C3=83=C2=A5g?= Subject: [PATCH 3/5] time: Extend get_xtime_and_monotonic_offset() to also return sleep Date: Tue, 15 Feb 2011 20:20:05 -0800 Message-Id: <1297830007-426-4-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 1.7.3.2.146.gca209 In-Reply-To: <1297830007-426-1-git-send-email-john.stultz@linaro.org> References: <1297830007-426-1-git-send-email-john.stultz@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Content-Scanned: Fidelis XPS MAILER Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3494 Lines: 92 Extend get_xtime_and_monotonic_offset to get_xtime_and_monotonic_and_sleep_offset(). CC: Jamie Lokier CC: Thomas Gleixner CC: Alexander Shishkin CC: Arve Hjønnevåg Signed-off-by: John Stultz --- include/linux/time.h | 3 ++- kernel/hrtimer.c | 9 +++++---- kernel/time/timekeeping.c | 5 ++++- 3 files changed, 11 insertions(+), 6 deletions(-) diff --git a/include/linux/time.h b/include/linux/time.h index fa39150..02d48fb 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -124,7 +124,8 @@ unsigned long get_seconds(void); struct timespec current_kernel_time(void); struct timespec __current_kernel_time(void); /* does not take xtime_lock */ struct timespec get_monotonic_coarse(void); -void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom); +void get_xtime_and_monotonic_and_sleep_offset(struct timespec *xtim, + struct timespec *wtom, struct timespec *sleep); #define CURRENT_TIME (current_kernel_time()) #define CURRENT_TIME_SEC ((struct timespec) { get_seconds(), 0 }) diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index ca99e24..e8bf3ad 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -91,9 +91,9 @@ static inline int hrtimer_clockid_to_base(clockid_t clock_id) static void hrtimer_get_softirq_time(struct hrtimer_cpu_base *base) { ktime_t xtim, tomono; - struct timespec xts, tom; + struct timespec xts, tom, slp; - get_xtime_and_monotonic_offset(&xts, &tom); + get_xtime_and_monotonic_and_sleep_offset(&xts, &tom, &slp); xtim = timespec_to_ktime(xts); tomono = timespec_to_ktime(tom); @@ -614,12 +614,13 @@ static int hrtimer_reprogram(struct hrtimer *timer, static void retrigger_next_event(void *arg) { struct hrtimer_cpu_base *base; - struct timespec realtime_offset, wtm; + struct timespec realtime_offset, wtm, sleep; if (!hrtimer_hres_active()) return; - get_xtime_and_monotonic_offset(&realtime_offset, &wtm); + get_xtime_and_monotonic_and_sleep_offset(&realtime_offset, &wtm, + &sleep); set_normalized_timespec(&realtime_offset, -wtm.tv_sec, -wtm.tv_nsec); base = &__get_cpu_var(hrtimer_bases); diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 5fbd9aa..29f75aa 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -1043,8 +1043,10 @@ void do_timer(unsigned long ticks) * get_xtime_and_monotonic_offset() - get xtime and wall_to_monotonic * @xtim: pointer to timespec to be set with xtime * @wtom: pointer to timespec to be set with wall_to_monotonic + * @sleep: pointer to timespec to be set with time in suspend */ -void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom) +void get_xtime_and_monotonic_and_sleep_offset(struct timespec *xtim, + struct timespec *wtom, struct timespec *sleep) { unsigned long seq; @@ -1052,6 +1054,7 @@ void get_xtime_and_monotonic_offset(struct timespec *xtim, struct timespec *wtom seq = read_seqbegin(&xtime_lock); *xtim = xtime; *wtom = wall_to_monotonic; + *sleep = total_sleep_time; } while (read_seqretry(&xtime_lock, seq)); } -- 1.7.3.2.146.gca209 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/