On Wed, 8 Sept 2021 at 10:38, Peng Hao <flyingpenghao@xxxxxxxxx> wrote: > > Due to the introduction of kmap_local_*, the storage of slots > used for short-term mapping has changed from per-CPU to per-thread. > kmap_atomic() disable preemption, while kmap_local_*() only disable > migration. > There is no need to disable preemption in several kamp_atomic > places used in fuse. > The detailed introduction of kmap_local_*d can be found here: > https://lwn.net/Articles/836144/ > > Signed-off-by: Peng Hao <flyingpeng@xxxxxxxxxxx> Thanks, applied. Miklos
