From: Eric Dumazet <eduma...@google.com> rseq is a heavy user of copy to/from user data in fast paths. This series tries to reduce the cost.
Eric Dumazet (3): rseq: optimize rseq_update_cpu_id() rseq: remove redundant access_ok() rseq: optimise for 64bit arches kernel/rseq.c | 26 ++++++++++++++++++++------ 1 file changed, 20 insertions(+), 6 deletions(-) -- 2.31.1.295.g9ea45b61b8-goog