On Fri, Jun 04, 2021 at 12:56:22PM -0700, Axel Rasmussen wrote: > Userfaultfd minor fault mode is supported starting from Linux 5.13. > > This commit adds a description of the new mode, as well as the new ioctl > used to resolve such faults. The two go hand-in-hand: one can't resolve > a minor fault without continue, and continue can't be used to resolve > any other kind of fault. > > This patch covers just the hugetlbfs implementation (in 5.13). Support > for shmem is forthcoming, but as it has not yet made it into a kernel > release candidate, it will be added in a future commit. > > Signed-off-by: Axel Rasmussen <axelrasmussen@xxxxxxxxxx> FWIW: Reviewed-by: Peter Xu <peterx@xxxxxxxxxx> -- Peter Xu
