Most commercial Linux distributions and private kernels used in serious products are based on LTS kernels, so the quality of LTS is crucial. As there's no such software that is bug-free, there're of course always bugs in LTS kernels. In Huawei we've been contributing to LTS kernels, and one of our ongoing work at this writing is adding hundreds of bug fixes for 3.4.x. I'll talk about in what ways we find bugs in LTS and find bug fixes for LTS.
Li Zefan is working at the kernel department in Huawei. He has been an active contributor to the Linux kernel since 2007, and he's maintaining cgroup and cpuset.
