[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

Fix released in linux stable v4.4.2 ** Also affects: linux (Ubuntu Xenial) Importance: Medium Status: Confirmed ** Changed in: linux (Ubuntu Xenial) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

Ok, I've now built and tested a kernel with 4.4 + the below commit and can confirm that this commit fixes the touchpad issue for me. commit 8a7fa6187191f005d4b6d29913de6e128cc778e2 Author: Benjamin Tissoires Date: Tue Dec 1 12:41:38 2015 +0100 HID:

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

https://bugzilla.kernel.org/show_bug.cgi?id=108481 ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540511 Title: Touchpad not

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

it bisect start # new: [92e963f50fc74041b5e9e744c330dca48e04f08d] Linux 4.5-rc1 git bisect new 92e963f50fc74041b5e9e744c330dca48e04f08d # old: [afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc] Linux 4.4 git bisect old afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc # old:

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

That commit was added in 4.5-rc1 and it was not cc'd to stable. We should request this commit in Xenial on the kernel team mailing list. Do you want to do that David, or do you want me to? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

** Tags removed: needs-reverse-bisect ** Tags added: cherry-pick reverse-bisect-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540511 Title: Touchpad not working (4.3 -> 4.4 regression) To

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

Tested kernels so far: 4.3.0-7 ubuntu - good (touchpad working) 4.5.0-040500rc3 - good (touchpad working) 4.4.0-4 ubuntu - bad (touchpad not working) 4.4.1-040401 - bad (touchpad not working) 4.5.0-040500rc1 - good (touchpad working) Looks like a temporary regression in 4.4 - maybe we can bisect

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

A few more commits... # new: [92e963f50fc74041b5e9e744c330dca48e04f08d] Linux 4.5-rc1 git bisect new 92e963f50fc74041b5e9e744c330dca48e04f08d # old: [afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc] Linux 4.4 git bisect old afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc # old:

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

I'm working on it, here's the result so far: $ git bisect log git bisect start # new: [92e963f50fc74041b5e9e744c330dca48e04f08d] Linux 4.5-rc1 git bisect new 92e963f50fc74041b5e9e744c330dca48e04f08d # old: [afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc] Linux 4.4 git bisect old

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

David Henningsson, when the reverse bisect commit fix is identified, please mark this Confirmed. ** Tags added: needs-reverse-bisect ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

** Tags added: regression-release ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540511 Title: Touchpad not working (4.3 -> 4.4

[Bug 1540511] Re: Touchpad not working (4.3 -> 4.4 regression)

Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.5 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix