Raspberry Pi Edimax 7811UTC

[AndyPi]

Hi, compiled module on pi as per your excellent instructions.

I have some issues around performance and while trying to dig about I noticed these messages.

WARNING: CPU: 0 PID: 137 at fs/proc/generic.c:451 proc_create_data+0x84/0xa4()
[ 13.006470] Modules linked in: cfg80211 snd_soc_pcm512x snd_soc_wm8804 snd_soc_tas5713 snd_soc_bcm2708_i2s regmap_mmio 8812au(O) leds_gpio led_class snd_soc_core spi_bcm2708 snd_compress snd_pcm_dmaengine i2c_bcm2708 regmap_spi regmap_i2c sch_fq_codel snd_bcm2835 snd_pcm snd_page_alloc snd_timer snd bcm2708_rng rng_core ipv6
[ 13.044507] CPU: 0 PID: 137 Comm: wpa_supplicant Tainted: G O 3.12.33-1-ARCH #1
[ 13.062738] from
[ 13.079787] from
[ 13.096987] from
[ 13.114772] from
[ 13.133053] from [](rtw_proc_init_one+0x8c/0xc70 [8812au])
[ 13.151888] [](rtw_proc_init_one+0x8c/0xc70 [8812au]) from [](_netdev_open+0xf8/0x370 [8812au])
[ 13.171078] [](_netdev_open+0xf8/0x370 [8812au]) from [](netdev_open+0x20/0x38 [8812au])
[ 13.190292] [](netdev_open+0x20/0x38 [8812au]) from
[ 13.209895] from
[ 13.229580] from
[ 13.249367] from
[ 13.269130] from
[ 13.289098] from
[ 13.308507] from
[ 13.328587] from
[ 13.348591] ---[ end trace 60c56e64ab6eaa9c ]---
[ 13.359836] RTL871X: ^A3Unable to create rtw_proc directory
[ 13.370946] RTL871X: -871x_drv - drv_open, bup=1

Is this normal ??

I am using arch on model B+

hope you can help

Andy