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Hermes SMTP Server) with ESMTPA ID 05a3afcde82a4b0b983c246e1df97cd4; Sat, 23 Nov 2024 17:35:41 +0000 (UTC) Content-Type: text/plain; charset=utf-8 List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3776.700.51\)) Subject: Re: git: 7749de244014 - main - Add new kern.vt.slow_down tunable. From: Mark Millard In-Reply-To: <202411231618.4ANGICqq072859@critter.freebsd.dk> Date: Sat, 23 Nov 2024 09:35:30 -0800 Cc: dev-commits-src-main@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <0A91BA56-075F-4466-9E6A-4F834D68B33D@yahoo.com> References: <037444AA-53A8-4B28-8568-3E0046C1E251.ref@yahoo.com> <037444AA-53A8-4B28-8568-3E0046C1E251@yahoo.com> <202411231618.4ANGICqq072859@critter.freebsd.dk> To: Poul-Henning Kamp X-Mailer: Apple Mail (2.3776.700.51) X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US] X-Rspamd-Queue-Id: 4XwfJM1x3xz4WnM X-Spamd-Bar: ---- On Nov 23, 2024, at 08:18, Poul-Henning Kamp wrote: > -------- > Mark Millard writes: >=20 >>> +When debugging the kernel on modern laptops, the screen is often >>> +the only available console, and relevant information will scroll >>> +out of view before it can be captured by eye or camera. >>> +.Pp >>> +Setting >>> +.Va kern.vt.slow_down >>> +to a non-zero number >>=20 >> Seems to not be true in the code for: less than 0. >> [=E2=80=A6] >> I see in sys/dev/vt/vt.h : >>=20 >> #define VT_SYSCTL_INT(_name, _default, _descr) >=20 > I didn't want to add a VT_SYSCTL_UNSIGNED macro just for this. Sounds to me like the wording should be in terms of 0 vs. positive numbers: both accurate to the existing behavior and invariant to such potential changes --and that the code is doing what you intended. No claims made about negative numbers, so no false claims made. =3D=3D=3D Mark Millard marklmi at yahoo.com