Date: Sun, 22 May 2016 14:12:24 -0500 From: Justin Hibbits <chmeeedalf@gmail.com> To: Ravi Pokala <rpokala@mac.com> Cc: src-committers <src-committers@freebsd.org>, svn-src-head@freebsd.org, Luiz Otavio O Souza <loos@freebsd.org>, svn-src-all@freebsd.org Subject: Re: svn commit: r300421 - in head/sys: arm/allwinner arm/broadcom/bcm2835 arm/freescale/imx arm/mv dev/acpi_support dev/acpica dev/amdtemp dev/coretemp dev/iicbus powerpc/powermac Message-ID: <CAHSQbTAVt6QgVNz0M_yCVpTwSc=-YFU5O0uhaqKC6XOPOmJCkQ@mail.gmail.com> In-Reply-To: <C66E915D-A4D7-4591-AF6C-0949AF184271@panasas.com> References: <201605221358.u4MDwW8u097510@repo.freebsd.org> <C66E915D-A4D7-4591-AF6C-0949AF184271@panasas.com>
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On May 22, 2016 13:51, "Ravi Pokala" <rpokala@mac.com> wrote: > > -----Original Message----- > From: <owner-src-committers@freebsd.org> on behalf of Luiz Otavio O Souza <loos@FreeBSD.org> > Date: 2016-05-22, Sunday at 06:58 > To: <src-committers@freebsd.org>, <svn-src-all@freebsd.org>, < svn-src-head@freebsd.org> > Subject: svn commit: r300421 - in head/sys: arm/allwinner arm/broadcom/bcm2835 arm/freescale/imx arm/mv dev/acpi_support dev/acpica dev/amdtemp dev/coretemp dev/iicbus powerpc/powermac > > >Author: loos > >Date: Sun May 22 13:58:32 2016 > >New Revision: 300421 > >URL: https://svnweb.freebsd.org/changeset/base/300421 > > > >Log: > > Fix the deciKelvin to Celsius conversion in kernel. > > > > After r285994, sysctl(8) was fixed to use 273.15 instead of 273.20 as 0C > > reference and as result, the temperature read in sysctl(8) now exibits a > > +0.1C difference. > > Out of morbid curiosity, why do these things report in deciKelvin anyway? Are there sensors we support out there which report native Kelvin, or that report sub-degree precision? > > Thanks, > > Ravi (rpokala@) > There are many i2c sensors which report in sub-degree centigrade. Though some of them are in 1/8 (or other power of 2) degree precision, not 1/10. - Justin
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