I followed this instructions (https://wiki.ubuntu.com/Kernel/KernelBisection#Reverse_commit_bisecting_upstream_kernel_versions) to make a reverse commit bisect
Output of the last git bisect: $ git bisect good 3549130ef7f6ec732a7770ea0ac36231be85a089 is the first bad commit commit 3549130ef7f6ec732a7770ea0ac36231be85a089 Author: Harry Wentland <[email protected]> Date: Mon Dec 18 12:01:30 2017 -0500 drm/amd/display: Call update_stream_signal directly from amdgpu_dm There's no good place in DC to cover all place where stream signal should be updated. update_stream_signal depends on timing which comes from DM. Signed-off-by: Harry Wentland <[email protected]> Reviewed-by: Tony Cheng <[email protected]> Acked-by: Harry Wentland <[email protected]> Signed-off-by: Alex Deucher <[email protected]> :040000 040000 a3d8da02acd82920544161f3c85c052facd17c36 ec09908eaeec6d9e4d3a012ccb277094174fc996 M drivers ** Attachment added: "output of git bisect log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1785481/+attachment/5180166/+files/bisecting.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1785481 Title: amdgpu WQHD resolution(2560 × 1440) not available To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1785481/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
