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authorMukesh Ojha <[email protected]>2018-07-17 12:01:29 +0530
committerJohn Stultz <[email protected]>2018-07-19 17:08:51 -0700
commitf473e5f467f6049370575390b08dc42131315d60 (patch)
tree5872330f85209273d677eb28891048f72215e350 /tools/perf/scripts/python/export-to-postgresql.py
parent985e695074d35768cb04d65f58bca45f7bf1a99d (diff)
time: Fix extra sleeptime injection when suspend fails
Currently, there exists a corner case assuming when there is only one clocksource e.g RTC, and system failed to go to suspend mode. While resume rtc_resume() injects the sleeptime as timekeeping_rtc_skipresume() returned 'false' (default value of sleeptime_injected) due to which we can see mismatch in timestamps. This issue can also come in a system where more than one clocksource are present and very first suspend fails. Success case: ------------ {sleeptime_injected=false} rtc_suspend() => timekeeping_suspend() => timekeeping_resume() => (sleeptime injected) rtc_resume() Failure case: ------------ {failure in sleep path} {sleeptime_injected=false} rtc_suspend() => rtc_resume() {sleeptime injected again which was not required as the suspend failed} Fix this by handling the boolean logic properly. Cc: Thomas Gleixner <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Miroslav Lichvar <[email protected]> Cc: Richard Cochran <[email protected]> Cc: Prarit Bhargava <[email protected]> Cc: Stephen Boyd <[email protected]> Originally-by: Thomas Gleixner <[email protected]> Signed-off-by: Mukesh Ojha <[email protected]> Signed-off-by: John Stultz <[email protected]>
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