From owner-freebsd-wireless@FreeBSD.ORG Wed Apr 3 00:28:04 2013 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 0DF47E0 for ; Wed, 3 Apr 2013 00:28:04 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-we0-x232.google.com (mail-we0-x232.google.com [IPv6:2a00:1450:400c:c03::232]) by mx1.freebsd.org (Postfix) with ESMTP id 983CB73E for ; Wed, 3 Apr 2013 00:28:03 +0000 (UTC) Received: by mail-we0-f178.google.com with SMTP id z53so746612wey.23 for ; Tue, 02 Apr 2013 17:28:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=7au3VZLyxjXmAa1qGkPUtJFK+YHcX79CANSG42sr9s4=; b=S9+tJG2lbIUEce3ZOHDycb6VhNUGyprmbD+p0lISubsG5BFQ1l3wMrlb733Cw+atg8 DaRPQnNSYHLEbFduprTHiLpgRLdhCD8BeUpxFqmIHR5bdoY9WP80JivjCLAqmHAzWkZL hZ4Wn8P7t1/Rg1CV6rG7DTOd/HPS1um20g4yMKZo7C2LGAYH8anVLX569LYvCkHE3Ler ktlETtm9qMuop3TQR5AuWCcesa4BLr4v1MFw613ZJUASgwkQhJhZk75/oKEeAdK7KyT9 kj4lNflIEwkE9n8NfKL63AySGpluc0IvmO5XdGqiz5ENwMJO8XqvZIYCE4wfaTObozAf XOlg== MIME-Version: 1.0 X-Received: by 10.180.79.6 with SMTP id f6mr19136086wix.26.1364948882588; Tue, 02 Apr 2013 17:28:02 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.216.108.130 with HTTP; Tue, 2 Apr 2013 17:28:02 -0700 (PDT) In-Reply-To: <515B76A6.7080804@gmail.com> References: <515892C4.1060002@gmail.com> <5158b7db.897aec0a.42d0.ffffaac4@mx.google.com> <5159F66B.2040600@gmail.com> <5159FF12.8030702@gmail.com> <515B4E16.3050901@gmail.com> <515B76A6.7080804@gmail.com> Date: Tue, 2 Apr 2013 17:28:02 -0700 X-Google-Sender-Auth: UEA0h0DkroRseAET7Pc34cXbNt8 Message-ID: Subject: Re: ath not working after a motherboard and ram upgrade From: Adrian Chadd To: Joshua Isom Content-Type: text/plain; charset=ISO-8859-1 Cc: "freebsd-wireless@freebsd.org" X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.14 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: Wed, 03 Apr 2013 00:28:04 -0000 Nono, they're free. There's no active pages after an unload. Thus, they're fine. Ok, so now I need to go and audit things in more depth. Thanks! Adrian On 2 April 2013 17:24, Joshua Isom wrote: > hw.busdma.total_bpages: 8250 > hw.busdma.zone0.total_bpages: 8250 > hw.busdma.zone0.free_bpages: 8250 > hw.busdma.zone0.reserved_bpages: 0 > hw.busdma.zone0.active_bpages: 0 > hw.busdma.zone0.total_bounced: 3836 > hw.busdma.zone0.total_deferred: 0 > hw.busdma.zone0.lowaddr: 0xffffffff > hw.busdma.zone0.alignment: 4096 > > They'd not freed. > > > On 4/2/2013 5:33 PM, Adrian Chadd wrote: >> >> Ok, can you: >> >> * bring the interface down cleanly (ifconfig wlan0 down); >> * unload the ath driver (kldunload if_ath and kldunload if_ath_pci) >> * sysctl hw.busdma, and just add it to the list here? >> >> I'd like to make sure that it's freeing all the bounce buffer pages. >> >> Thanks, >> >> >> adrian >> >