Francesco, Sorry, but I missed a warning about DMA queue overflow that was being logged as follows:
------------[ cut here ]------------ WARNING: at drivers/net/wireless/b43/dma.c:1342 b43_dma_tx+0x115/0x9b2 [b43]() Hardware name: HP Pavilion dv2700 Notebook PC Modules linked in: b43 ssb rng_core mac80211 cfg80211 rfkill led_class aes_x86_64 aes_gene ric af_packet snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device nfs lockd nfs_acl auth_rpcgss vboxnetadp sunrpc vboxnetflt v boxdrv cpufreq_conservative cpufreq_userspace cpufreq_powersave powernow_k8 fuse ext4 jbd2 crc16 loop dm_mod ide_cd_mod cdr om snd_hda_codec_conexant arc4 ecb ide_pci_generic snd_hda_intel snd_hda_codec snd_pcm snd_timer ac k8temp amd74xx i2c_nfor ce2 battery snd sg serio_raw button forcedeth hwmon soundcore snd_page_alloc ide_core joydev i2c_core sd_mod ohci_hcd ehci_ hcd usbcore edd ahci libata scsi_mod ext3 mbcache jbd fan thermal processor [last unloaded: led_class] Pid: 10623, comm: tcpperf Tainted: G W 2.6.31-rc3-wl #183 Call Trace: [<ffffffffa06cfeed>] ? b43_dma_tx+0x115/0x9b2 [b43] [<ffffffff8103f426>] warn_slowpath_common+0x77/0xa4 [<ffffffff8103f462>] warn_slowpath_null+0xf/0x11 [<ffffffffa06cfeed>] b43_dma_tx+0x115/0x9b2 [b43] [<ffffffffa06be7af>] ? b43_op_tx+0x60/0x9e [b43] [<ffffffffa06be7c5>] b43_op_tx+0x76/0x9e [b43] [<ffffffffa06950c7>] __ieee80211_tx+0xa3/0x104 [mac80211] [<ffffffffa069524c>] ieee80211_tx+0x124/0x272 [mac80211] [<ffffffffa0695169>] ? ieee80211_tx+0x41/0x272 [mac80211] [<ffffffffa0695604>] ieee80211_xmit+0x26a/0x28e [mac80211] [<ffffffffa0696372>] ieee80211_subif_start_xmit+0x516/0x538 [mac80211] [<ffffffffa069606a>] ? ieee80211_subif_start_xmit+0x20e/0x538 [mac80211] [<ffffffff8106380f>] ? trace_hardirqs_on_caller+0xf1/0x12f [<ffffffff8106385a>] ? trace_hardirqs_on+0xd/0xf [<ffffffff81202e3c>] ? __kfree_skb+0x82/0x86 [<ffffffff8120b38f>] dev_hard_start_xmit+0x254/0x302 [<ffffffff8120b199>] ? dev_hard_start_xmit+0x5e/0x302 [<ffffffff8121cafa>] __qdisc_run+0xf5/0x208 [<ffffffff8120b79a>] dev_queue_xmit+0x24b/0x390 [<ffffffff8120b6c4>] ? dev_queue_xmit+0x175/0x390 [<ffffffff8122c631>] ip_finish_output+0x239/0x27f [<ffffffff810dce0c>] ? do_select+0x5b7/0x5d6 [<ffffffff8122c720>] ip_output+0xa9/0xad [<ffffffff8122b7b3>] ip_local_out+0x20/0x24 [<ffffffff8122c020>] ip_queue_xmit+0x2e0/0x337 [<ffffffff8123d20d>] tcp_transmit_skb+0x600/0x643 [<ffffffff8123f71b>] tcp_write_xmit+0x83f/0x924 [<ffffffff810449d0>] ? local_bh_enable+0xc9/0xce [<ffffffff8123f82f>] tcp_push_one+0x2f/0x31 [<ffffffff81233cda>] tcp_sendmsg+0x7d1/0xa2e [<ffffffff811fc5ce>] sock_sendmsg+0xdf/0xf8 [<ffffffff810b060b>] ? might_fault+0xaf/0xb1 [<ffffffff81054e88>] ? autoremove_wake_function+0x0/0x38 [<ffffffff810dce68>] ? core_sys_select+0x3d/0x2b4 [<ffffffff81063829>] ? trace_hardirqs_on_caller+0x10b/0x12f [<ffffffff8106385a>] ? trace_hardirqs_on+0xd/0xf [<ffffffff811fbeff>] ? sockfd_lookup_light+0x1b/0x54 [<ffffffff811fd150>] sys_sendto+0xdf/0x107 [<ffffffff81058077>] ? ktime_get_ts+0x49/0x4e [<ffffffff810dbfbd>] ? poll_select_copy_remaining+0xc5/0xea [<ffffffff8100ba6b>] system_call_fastpath+0x16/0x1b ---[ end trace 3cd1097c91b647a6 ]--- b43-phy0 warning: DMA queue overflow Larry _______________________________________________ Bcm43xx-dev mailing list [email protected] https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
