Date: Thu, 12 Jan 2017 04:06:59 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 214987] updating EVFILT_TIMER kqueue events doesn't work Message-ID: <bug-214987-8-tcSgpMgZ8r@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-214987-8@https.bugs.freebsd.org/bugzilla/> References: <bug-214987-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D214987 --- Comment #3 from Conrad Meyer <cem@freebsd.org> --- I see. You are reusing the timer with ident=3D1. Hm. With: @@ -25,7 +25,7 @@ int n =3D ::kevent(kq, &event, 1, nullptr, 0, nullptr); assert(n =3D=3D 0); - EV_SET(&event, 1, EVFILT_TIMER, flags, fflags, 1000, nullptr); + EV_SET(&event, 2, EVFILT_TIMER, flags, fflags, 1000, nullptr); n =3D ::kevent(kq, &event, 1, nullptr, 0, nullptr); assert(n =3D=3D 0); Two timers are attached, and the program indeed wakes up quickly: CPU ID FUNCTION:NAME 1 64686 kevent:entry 2017 Jan 11 20:06:00.530 1 15060 filt_timerattach:entry 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e00 1 15061 filt_timerattach:return 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e00 kc:fffff80005cb4200 1 15061 filt_timerattach:return 2017 Jan 11 20:06:00.530=20=20= =20 return:0 1 15058 filt_timer:entry 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e00 hint:0 1 15059 filt_timer:return 2017 Jan 11 20:06:00.530=20=20= =20 return:0 1 64686 kevent:entry 2017 Jan 11 20:06:00.530 1 15060 filt_timerattach:entry 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e80 1 15061 filt_timerattach:return 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e80 kc:fffff80005cb4180 1 15061 filt_timerattach:return 2017 Jan 11 20:06:00.530=20=20= =20 return:0 1 15058 filt_timer:entry 2017 Jan 11 20:06:00.530=20=20= =20 kn:fffff800286c4e80 hint:0 1 15059 filt_timer:return 2017 Jan 11 20:06:00.530=20=20= =20 return:0 1 64686 kevent:entry 2017 Jan 11 20:06:00.530 1 15064 filt_timerexpire:entry 2017 Jan 11 20:06:00.531=20=20= =20 kn:fffff800286c4e80 1 15065 filt_timerexpire:return 2017 Jan 11 20:06:00.531=20=20= =20 return:fffff80004224a00 3 15062 filt_timerdetach:entry 2017 Jan 11 20:06:00.531=20=20= =20 kn:fffff800286c4e80 3 15063 filt_timerdetach:return 2017 Jan 11 20:06:00.531=20=20= =20 return:2 3 15062 filt_timerdetach:entry 2017 Jan 11 20:06:00.532=20=20= =20 kn:fffff800286c4e00 3 15063 filt_timerdetach:return 2017 Jan 11 20:06:00.532=20=20= =20 return:1 --=20 You are receiving this mail because: You are the assignee for the bug.=
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