Comment 29 for bug 271019

On my acer aspire 5737z I get with the pciehp.pciehp_force=1" workaround this:

May 4 18:46:12 Notebook kernel: [ 48.952047] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:12 Notebook kernel: [ 48.952088] ata3: hard resetting link
May 4 18:46:13 Notebook kernel: [ 49.440036] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
May 4 18:46:13 Notebook kernel: [ 49.470984] ata3.00: configured for UDMA/100
May 4 18:46:13 Notebook kernel: [ 49.473106] ata3: EH complete
May 4 18:46:18 Notebook kernel: [ 54.945056] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:18 Notebook kernel: [ 54.945091] ata3: hard resetting link
May 4 18:46:19 Notebook kernel: [ 55.436079] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
May 4 18:46:19 Notebook kernel: [ 55.482381] ata3.00: configured for UDMA/100
May 4 18:46:19 Notebook kernel: [ 55.482895] ata3: EH complete
May 4 18:46:21 Notebook kernel: [ 57.265070] ===>rt_ioctl_giwscan. 1(1) BSS returned, data->length = 144
May 4 18:46:24 Notebook kernel: [ 60.853041] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:24 Notebook kernel: [ 60.853051] ata3: limiting SATA link speed to 1.5 Gbps
May 4 18:46:24 Notebook kernel: [ 60.853076] ata3: hard resetting link
May 4 18:46:25 Notebook kernel: [ 61.341040] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:46:25 Notebook kernel: [ 61.370338] ata3.00: configured for UDMA/100
May 4 18:46:25 Notebook kernel: [ 61.370854] ata3: EH complete
May 4 18:46:39 Notebook kernel: [ 75.680047] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:39 Notebook kernel: [ 75.680087] ata3: hard resetting link
May 4 18:46:39 Notebook kernel: [ 76.164061] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:46:39 Notebook kernel: [ 76.195319] ata3.00: configured for UDMA/100
May 4 18:46:39 Notebook kernel: [ 76.197464] ata3: EH complete
May 4 18:46:49 Notebook kernel: [ 85.256775] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:49 Notebook kernel: [ 85.256807] ata3: hard resetting link
May 4 18:46:49 Notebook kernel: [ 85.737034] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:46:49 Notebook kernel: [ 85.769172] ata3.00: configured for UDMA/100
May 4 18:46:49 Notebook kernel: [ 85.771274] ata3: EH complete
May 4 18:46:51 Notebook kernel: [ 87.258054] ===>rt_ioctl_giwscan. 3(3) BSS returned, data->length = 374
May 4 18:46:54 Notebook kernel: [ 90.864045] ata3.00: qc timeout (cmd 0xa0)
May 4 18:46:54 Notebook kernel: [ 90.864086] ata3: hard resetting link
May 4 18:46:55 Notebook kernel: [ 91.348056] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:46:55 Notebook kernel: [ 91.379349] ata3.00: configured for UDMA/100
May 4 18:46:55 Notebook kernel: [ 91.381502] ata3: EH complete
May 4 18:47:01 Notebook kernel: [ 97.264056] ===>rt_ioctl_giwscan. 3(3) BSS returned, data->length = 374
May 4 18:47:01 Notebook kernel: [ 97.264296] ==>rt_ioctl_siwfreq::SIOCSIWFREQ[cmd=0x8b04] (Channel=6)
May 4 18:47:01 Notebook kernel: [ 97.564090] ata3.00: qc timeout (cmd 0xa0)
May 4 18:47:01 Notebook kernel: [ 97.564102] ata3.00: limiting speed to UDMA/66:PIO4
May 4 18:47:01 Notebook kernel: [ 97.564127] ata3: hard resetting link
May 4 18:47:01 Notebook kernel: [ 98.049048] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:47:01 Notebook kernel: [ 98.081305] ata3.00: configured for UDMA/66
May 4 18:47:01 Notebook kernel: [ 98.083431] ata3: EH complete
May 4 18:47:10 Notebook kernel: [ 106.833439] ata3.00: qc timeout (cmd 0xa0)
May 4 18:47:10 Notebook kernel: [ 106.833473] ata3: hard resetting link
May 4 18:47:11 Notebook kernel: [ 107.316094] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:47:11 Notebook kernel: [ 107.346930] ata3.00: configured for UDMA/66
May 4 18:47:11 Notebook kernel: [ 107.349057] ata3: EH complete
May 4 18:47:20 Notebook kernel: [ 116.525040] ata3.00: qc timeout (cmd 0xa0)
May 4 18:47:20 Notebook kernel: [ 116.525073] ata3: hard resetting link
May 4 18:47:20 Notebook kernel: [ 117.008101] ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
May 4 18:47:20 Notebook kernel: [ 117.037621] ata3.00: configured for UDMA/66
May 4 18:47:20 Notebook kernel: [ 117.038129] ata3: EH complete
May 4 18:47:27 Notebook kernel: [ 123.648067] ata3.00: qc timeout (cmd 0xa0)
May 4 18:47:27 Notebook kernel: [ 123.648105] ata3: hard resetting link
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