From owner-freebsd-wireless@freebsd.org Sun Apr 29 06:42:56 2018 Return-Path: Delivered-To: freebsd-wireless@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 56940FC8375 for ; Sun, 29 Apr 2018 06:42:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id E2D2B7DD45 for ; Sun, 29 Apr 2018 06:42:55 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id A3E2AFC8374; Sun, 29 Apr 2018 06:42:55 +0000 (UTC) Delivered-To: wireless@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 908F9FC8373 for ; Sun, 29 Apr 2018 06:42:55 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 219557DD42 for ; Sun, 29 Apr 2018 06:42:55 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 6ACED17A35 for ; Sun, 29 Apr 2018 06:42:54 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id w3T6gsT3042240 for ; Sun, 29 Apr 2018 06:42:54 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id w3T6gsSI042239 for wireless@FreeBSD.org; Sun, 29 Apr 2018 06:42:54 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: wireless@FreeBSD.org Subject: [Bug 227602] [regression] r304629 broke ralink USB hostap mode with authmode WPA2 Date: Sun, 29 Apr 2018 06:42:54 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: usb X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: regression X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: damjan.jov@gmail.com X-Bugzilla-Status: In Progress X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: wireless@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 Apr 2018 06:42:56 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227602 --- Comment #9 from Damjan Jovanovic --- Apparently r304629 was added because qemu needed these back to back DMA jobs for its emulated XHCI controller (in bug 212021). But qemu is cross platfor= m, just like my USB dongle. How does Windows get both of them to work? How does Linux? Other BSDs? Do they all use these back to back DMA jobs, or does only FreeBSD use them? Also I can - very rarely - get the WiFi dongle to work even with r304629 applied. It only works 19.67% of the time. Could there be some kind of timi= ng issue or race condition, that is being exacerbated by r304629? Let me try g= et a usbdump of one of these rare cases. I think it should be very revealing. --=20 You are receiving this mail because: You are the assignee for the bug.=