Date: Wed, 17 Aug 2005 05:10:42 +0900 From: Hajimu UMEMOTO <ume@freebsd.org> To: Nate Lawson <nate@root.org> Cc: acpi@freebsd.org Subject: Re: Annoyances with passive thermal code (acpi_thermal) Message-ID: <ygebr3x63st.wl%ume@mahoroba.org> In-Reply-To: <4302298F.6080407@root.org> References: <20050814023842.C0D845D07@ptavv.es.net> <ygezmrk2van.wl%ume@mahoroba.org> <ygeoe7zacqg.wl%ume@mahoroba.org> <4300C5DF.40409@root.org> <ygek6in5e4t.wl%ume@mahoroba.org> <ygeacjj81bw.wl%ume@mahoroba.org> <43013C90.7040901@root.org> <yge8xz28ml3.wl%ume@mahoroba.org> <4302298F.6080407@root.org>
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Hi, >>>>> On Tue, 16 Aug 2005 10:59:43 -0700 >>>>> Nate Lawson <nate@root.org> said: > No, I need to save a cpu level only when raising prio to PRIO_KERN > from lower prio. But, I realized that my privious patch was > insufficient. If dev.cpu.0.freq was not set by sysctl(8), cpu level > was never saved. > > Index: sys/kern/kern_cpu.c > diff -u -p sys/kern/kern_cpu.c.orig sys/kern/kern_cpu.c > --- sys/kern/kern_cpu.c.orig Mon Apr 11 04:11:23 2005 > +++ sys/kern/kern_cpu.c Tue Aug 16 14:22:10 2005 > @@ -336,7 +336,7 @@ cf_set_method(device_t dev, const struct > */ > if (sc->curr_level.total_set.freq != CPUFREQ_VAL_UNKNOWN && > sc->saved_level.total_set.freq == CPUFREQ_VAL_UNKNOWN && > - priority > sc->curr_priority) { > + priority > CPUFREQ_PRIO_USER && priority > sc->curr_priority) { > CF_DEBUG("saving level, freq %d prio %d\n", > sc->curr_level.total_set.freq, sc->curr_priority); > sc->saved_level = sc->curr_level; nate> I'm ok with you committing this. Thanks! I've just committed it. > In anyway, we should make this as stack some day. nate> That would be nice for the future. Okay, I'll implement this when I have a time. Sincerely, -- Hajimu UMEMOTO @ Internet Mutual Aid Society Yokohama, Japan ume@mahoroba.org ume@{,jp.}FreeBSD.org http://www.imasy.org/~ume/
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