From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: Fwd: Enabling USB (auto)suspend for xHCI controllers incurs random device failures since kernel 4.15 From: gert Message-Id: <1528394161.1069.0@disroot.org> Date: Thu, 07 Jun 2018 19:56:01 +0200 To: russianneuromancer@ya.ru Cc: Mathias Nyman , "linux-usb@vger.kernel.org" , stern@rowland.harvard.edu List-ID: SGVsbG8KClNvcnJ5IGZvciB0aGUgZGVsYXkuIEkndmUgYnJpZWZseSB0ZXN0ZWQgdGhlIGNoYW5n ZXMgYW5kIHNvIGZhciBoYXZlIApub3QgZW5jb3VudGVyZWQgdGhlIGlzc3VlIGFueW1vcmUgLSBk dWUgdG8gdGhlIG5hdHVyZSBvZiBpdCwgaXQgY291bGQgCmp1c3QgY29pbmNpZGVudGFsbHkgbm90 IGJlIG9jY3VycmluZyBhbnltb3JlLCB0aG91Z2ggSSBzdXNwZWN0IGl0IHdvdWxkIApoYXZlIG9j Y3VycmVkIHNvbWUgdGltZSBieSBub3cuCgpUaGFua3MhCgpPcCBtYWFuZGFnIDQganVuaSAyMDE4 IG9tIDE0OjA3IHNjaHJlZWYgcnVzc2lhbm5ldXJvbWFuY2VyQHlhLnJ1Ogo+IEhlbGxvIQo+IAo+ IFRoYW5rIHlvdSBmb3IgZml4aW5nIHRoaXMgaXNzdWUhCj4gCj4+ICBJZiB5b3Ugd2FudCB0byBo YXZlIGEgInRlc3RlZC1ieToiIGZsYWcgd2l0aCB5b3VyIG5hbWUgYWRkZWQgdG8gdGhlCj4+ICBw YXRjaAo+IAo+IEl0IGRvZXNuJ3QgbWF0dGVyIHRvIG1lLgo+IAo+IDA0LzA2LzIwMTggMTA6MzMg KzAzMDAsIE1hdGhpYXMgTnltYW46Cj4+ICBPbiAwMi4wNi4yMDE4IDE1OjMyLCBydXNzaWFubmV1 cm9tYW5jZXJAeWEucnUgd3JvdGU6Cj4+ICA+IEhpIQo+PiAgPgo+PiAgPiBJIHRlc3RlZCBmb3It dXNiLWxpbnVzIGJyYW5jaCBvbiBEZWxsIDU4NTUgYW5kIG15IGlzc3VlIGlzIG5vCj4+ICA+IGxv bmdlciByZXByb2R1Y2libGUgd2l0aCBpdCAoYXQgbGVhc3QgZm9yIGxhdGVzdCB0d28gZGF5cywg d2hpY2gKPj4gID4gc2hvdWxkIGJlIG1vcmUgdGhhbiBlbm91Z2ggdG8gcmVwcm9kdWNlIGl0KS4K Pj4gID4KPj4gCj4+ICBHcmVhdCwgVGhhbmtzLgo+PiAKPj4gIElmIHlvdSB3YW50IHRvIGhhdmUg YSAidGVzdGVkLWJ5OiIgZmxhZyB3aXRoIHlvdXIgbmFtZSBhZGRlZCB0byB0aGUKPj4gIHBhdGNo IEknbGwgbmVlZAo+PiAgYSByZWFsIG5hbWUgdG8gZ28gd2l0aCB0aGUgZW1haWwgYWRkcmVzcy4K Pj4gCj4+ICAtTWF0aGlhcwotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQg dGhlIGxpbmUgInVuc3Vic2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhlIGJvZHkgb2YgYSBtZXNzYWdl IHRvIG1ham9yZG9tb0B2Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0 cDovL3ZnZXIua2VybmVsLm9yZy9tYWpvcmRvbW8taW5mby5odG1sCg==