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Wed, 19 Feb 2020 14:23:27 -0800 (PST) Received: from alrua-x1.borgediget.toke.dk ([45.145.92.2]) by smtp.gmail.com with ESMTPSA id m14sm536235lfk.7.2020.02.19.14.23.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Feb 2020 14:23:27 -0800 (PST) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 7455A180365; Wed, 19 Feb 2020 23:23:26 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Sebastian Gottschall , Felix Fietkau , linux-wireless@vger.kernel.org Subject: Re: [PATCH 5/5] mt76: enable Airtime Queue Limit support In-Reply-To: References: <20200127181754.2810-1-nbd@nbd.name> <20200127181754.2810-5-nbd@nbd.name> <875zgqfoqu.fsf@toke.dk> X-Clacks-Overhead: GNU Terry Pratchett Date: Wed, 19 Feb 2020 23:23:26 +0100 Message-ID: <87lfoyw71d.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Sebastian Gottschall writes: > nope (iperf3 with 32 parallel streams after 5 seconds of running) > > STA 30:24:32=F0=9F=92=BFf9:c4 AC 2 txq pending airtime underflow: 4294967= 208, 88 > Modules linked in: fast_classifier mt7615e mt76 mac80211 compat > CPU: 3 PID: 1890 Comm: hostapd Not tainted 4.14.171 #187 > Stack : 00000000 00000001 00000040 8007e454 80490000 8048bc8c 80610000=20 > 805aee78 > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 8058850c 8770b864 870f289c 80= 5f07a7 80582204 00000001 8770b808=20 > 805f60a8 > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 00000000 00000000 80650000 00= 000000 81147bb8 0000011e 00000007=20 > 00000000 > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 00000000 80660000 80660000 68= 203a6d 80000000 80610000 00000000=20 > 873079ec > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 873a4654 00000775 00000000 00= 000001 00000000 80230b88 0000000c=20 > 8065000c > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 ... > Call Trace: > [<800153a0>] show_stack+0x58/0x100 > [<80438c54>] dump_stack+0xa4/0xe0 > [<80035050>] __warn+0xe4/0x144 > [<80034c8c>] warn_slowpath_fmt+0x30/0x3c > [<873079ec>] _616+0x110/0x214 [mac80211] > [<87301ce0>] _535+0x15c/0x4f8 [mac80211] > [<804224f0>] br_handle_frame_finish+0x4e0/0x524 > [<873d5160>] _49+0x50/0xa4 [mt76] > [<87606e30>] _61+0x1e8/0x224 [mt7615e] Huh, why is there a bridge function name in there in the middle of the callstack? -Toke