Date: Mon, 23 Apr 2018 08:58:41 -0600 From: Warner Losh <imp@bsdimp.com> To: Tom Jones <thj@freebsd.org> Cc: =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= <royger@freebsd.org>, src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r330834 - head/sys/dev/vt/hw/vga Message-ID: <CANCZdfrvch4r%2BJhAfU5aKWfmDF4AgbSMtnXJ7K49AD%2B3DQp5Ww@mail.gmail.com> In-Reply-To: <CANCZdfqj_DKCZavPhdS6wZvr2u%2BbZODgbh6aAN3heYzjuiZ99g@mail.gmail.com> References: <201803130938.w2D9csB4099299@repo.freebsd.org> <20180423134304.GB74306@tom-desk.erg.abdn.ac.uk> <CANCZdfqj_DKCZavPhdS6wZvr2u%2BbZODgbh6aAN3heYzjuiZ99g@mail.gmail.com>
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On Mon, Apr 23, 2018 at 8:52 AM, Warner Losh <imp@bsdimp.com> wrote: > > > On Mon, Apr 23, 2018 at 7:43 AM, Tom Jones <thj@freebsd.org> wrote: > >> On Tue, Mar 13, 2018 at 09:38:54AM +0000, Roger Pau Monn=C3=A9 wrote: >> > Author: royger >> > Date: Tue Mar 13 09:38:53 2018 >> > New Revision: 330834 >> > URL: https://svnweb.freebsd.org/changeset/base/330834 >> > >> > Log: >> > vt_vga: check if VGA is available from ACPI FADT table >> > >> > On x86 the IA-PC Boot Flags in the FADT can signal whether VGA is >> > available or not. >> > >> > Sponsored by: Citrix systems R&D >> > Reviewed by: marcel >> > Differential revision: https://reviews.freebsd.org/D14397 >> > >> > Modified: >> > head/sys/dev/vt/hw/vga/vt_vga.c >> >> Hi, >> >> Running the latest vm snapshots on bhyve, /dev/ttyv[0-b] devices are not >> created leading to getty spamming the console: >> >> Apr 23 13:28:49 freebsd getty[710]: open /dev/ttyv6: No such file or >> directory >> Apr 23 13:28:49 freebsd getty[709]: open /dev/ttyv1: No such file or >> directory >> Apr 23 13:28:49 freebsd getty[715]: open /dev/ttyv5: No such file or >> directory >> Apr 23 13:28:49 freebsd getty[713]: open /dev/ttyv7: No such file or >> directory >> >> Tracking through snapshots the change is somewhere between: >> >> good ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/VM-IMAGES/12.0- >> CURRENT/amd64/20180307/ >> bad ftp://ftp.freebsd.org/pub/FreeBSD/snapshots/VM-IMAGES/12.0- >> CURRENT/amd64/20180315/ >> >> reverting r330834 returns to the old behaviour. >> > > You need to change /etc/ttys to have 'onifexists' or 'off' for those > devices. There was a change to init/getty to support pluggable TTYs that = is > causing it. Historically, there was no 'onifexists' so init/getty basical= ly > stopped looking at a device that wasn't there. Now we have TTYs that we > want to present a getty on come and go, we need to adapt. > https://reviews.freebsd.org/D15169 fixes the problem. Warner
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