[PATCH OLK-6.6 0/2] fork: Return early to improve the fork performance

Return early if ctx is NULL for dup_userfaultfd() or if anon_vma is NULL for anon_vma_fork().

Jinjie Ruan (2): fork: Return early if ctx is NULL for dup_userfaultfd() fork: Return early if anon_vma is NULL for anon_vma_fork()

fs/userfaultfd.c | 2 -- kernel/fork.c | 17 ++++++++++++----- mm/rmap.c | 4 ---- 3 files changed, 12 insertions(+), 11 deletions(-)