From owner-freebsd-current@freebsd.org Mon Feb 18 02:35:33 2019 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 66F6214EE613; Mon, 18 Feb 2019 02:35:33 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (br1.CN84in.dnsmgr.net [69.59.192.140]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id AC3A16F5A5; Mon, 18 Feb 2019 02:35:32 +0000 (UTC) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: from pdx.rh.CN85.dnsmgr.net (localhost [127.0.0.1]) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3) with ESMTP id x1I2ZP4S003280; Sun, 17 Feb 2019 18:35:25 -0800 (PST) (envelope-from freebsd-rwg@pdx.rh.CN85.dnsmgr.net) Received: (from freebsd-rwg@localhost) by pdx.rh.CN85.dnsmgr.net (8.13.3/8.13.3/Submit) id x1I2ZPoZ003279; Sun, 17 Feb 2019 18:35:25 -0800 (PST) (envelope-from freebsd-rwg) From: "Rodney W. Grimes" Message-Id: <201902180235.x1I2ZPoZ003279@pdx.rh.CN85.dnsmgr.net> Subject: Re: What is evdev and autoloading? In-Reply-To: <20190218002455.GA98130@troutmask.apl.washington.edu> To: sgk@troutmask.apl.washington.edu Date: Sun, 17 Feb 2019 18:35:25 -0800 (PST) CC: Mark Millard , freebsd-hackers@freebsd.org, FreeBSD Current X-Mailer: ELM [version 2.4ME+ PL121h (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: AC3A16F5A5 X-Spamd-Bar: ++++ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [4.08 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; DMARC_NA(0.00)[dnsmgr.net]; AUTH_NA(1.00)[]; NEURAL_SPAM_MEDIUM(0.81)[0.815,0]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_SPAM_SHORT(0.88)[0.880,0]; MX_GOOD(-0.01)[cached: pdx.rh.CN85.dnsmgr.net]; NEURAL_SPAM_LONG(0.50)[0.505,0]; IP_SCORE(-0.01)[ip: (0.02), ipnet: 69.59.192.0/19(0.01), asn: 13868(-0.01), country: US(-0.07)]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; SUBJECT_ENDS_QUESTION(1.00)[]; ASN(0.00)[asn:13868, ipnet:69.59.192.0/19, country:US]; FREEMAIL_CC(0.00)[yahoo.com]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Feb 2019 02:35:33 -0000 > On Sun, Feb 17, 2019 at 03:04:41PM -0800, Mark Millard wrote: > > > > > > On 2019-Feb-17, at 10:03, Steve Kargl wrote: > > > > Anyone have insight into what evdev is? There appears to > > be no manual page. When I reboot a system with custom > > kernel, the system is autoloading evdev.ko, uhid.ko, and > > wmt.ko. I do not need nor what these modules loaded. > > How does one prevent this autoloading? > > > > Looking via the web lead to: ^^^^^^^^^^^^^^^ web lies > > > > https://www.freebsd.org/cgi/man.cgi?query=evdev&apropos=0&sektion=4&manpath=FreeBSD+12.0-RELEASE&arch=default&format=html > > So: > > > > NAME > > evdev - Generic Linux input driver > > > > DESCRIPTION > > > > evdev is an Xorg input driver for Linux's generic event devices. It > > therefore supports all input devices that the kernel knows about, > > including most mice, keyboards, tablets and touchscreens. evdev > > is the default driver on the major Linux distributions. > > . . . > > > > > > > > but it seems to not have a 13-current entry. It does have > > a 12.0-RELEASE entry. > > > > Thanks. Kinda odd that freebsd-current doesn't have a manual > page, but FreeBSD-12 does. rgrimes@t400:~ % man evdev No manual entry for evdev rgrimes@t400:~ % man -k evdev apropos: nothing appropriate rgrimes@t400:~ % uname -a FreeBSD t400.dnsmgr.net 12.0-RELEASE FreeBSD 12.0-RELEASE GENERIC amd64 rgrimes@t400:~ % There is no man page for evdev in 12.0-RELEASE > > I have a wireless logitech mouse. It seems that the > wireless USB dongle is causing the load of the modules. > I still understand why as ums(4) does not should a > dependency on uhid, wmt, or evdev. > -- Rod Grimes rgrimes@freebsd.org