Date: Mon, 28 Jan 2002 01:09:29 +0000 From: Josef Karthauser <joe@tao.org.uk> To: Alfred Perlstein <bright@mu.org> Cc: Josef Karthauser <joe@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/usb usb.c Message-ID: <20020128010929.A2921@genius.tao.org.uk> In-Reply-To: <20020127170452.M13686@elvis.mu.org>; from bright@mu.org on Sun, Jan 27, 2002 at 05:04:52PM -0800 References: <200201261240.g0QCe3G07014@freefall.freebsd.org> <20020127170452.M13686@elvis.mu.org>
index | next in thread | previous in thread | raw e-mail
[-- Attachment #1 --] On Sun, Jan 27, 2002 at 05:04:52PM -0800, Alfred Perlstein wrote: > > usb.c: revision 1.41 > > > > revision 1.41 > > date: 2000/03/16 00:46:38; author: augustss; lines: +2 -2 > > Make the USB event queue longer. Mine overflows before the > > (user-land) event handler has started. But then I have > > about 25 devices connected. :) > > > > Revision Changes Path > > 1.49 +1 -1 src/sys/dev/usb/usb.c > > How many events can be pending and what sort of information can they > contain? It might make sense to look at having the device provide the > buffer needed via jnesting it in the softc. They're just control messages that can be read via /dev/usbX. The usbd uses them. The constant that was changed only affects the maximum length of a queue. There's no extra storage used unless we really have that many events queuing, if that's your worry. Joe [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (FreeBSD) Comment: For info see http://www.gnupg.org iEYEARECAAYFAjxUpMkACgkQXVIcjOaxUBZUggCgmOCh9x8FBDfhYpBe3FL8LYuV Y2UAoMhFNi/5MC1bHj+rCcVnwijHh371 =XCgw -----END PGP SIGNATURE-----help
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20020128010929.A2921>