erts: Optimize find_next/prev_from_pb_key
erts: Optimize find_next/prev_from_pb_key

to not have to backtrack up on the stack.

dumbbell/otp,g-andrade/otp,rlipscombe/otp,erlang/otp,bjorng/otp,bsmr-erlang/otp,kvakvs/otp,dgud/otp,jj1bdx/otp,dgud/otp,getong/otp,RoadRunnr/otp,vladdu/otp,rlipscombe/otp,mikpe/otp,dgud/otp,erlang/otp,dgud/otp,erlang/otp,lrascao/otp,electricimp/otp,RoadRunnr/otp,bsmr-erlang/otp,erlang/otp,vinoski/otp,potatosalad/otp,dumbbell/otp,bsmr-erlang/otp,RoadRunnr/otp,bjorng/otp,electricimp/otp,mikpe/otp,erlang/otp,vladdu/otp,isvilen/otp,uabboli/otp,aboroska/otp,dumbbell/otp,emacsmirror/erlang,RoadRunnr/otp,g-andrade/otp,jj1bdx/otp,bsmr-erlang/otp,uabboli/otp,uabboli/otp,electricimp/otp,vinoski/otp,dgud/otp,mikpe/otp,jj1bdx/otp,potatosalad/otp,erlang/otp,isvilen/otp,emacsmirror/erlang,mikpe/otp,electricimp/otp,isvilen/otp,uabboli/otp,ferd/otp,legoscia/otp,vladdu/otp,RoadRunnr/otp,ferd/otp,erlang/otp,g-andrade/otp,vladdu/otp,lrascao/otp,g-andrade/otp,RoadRunnr/otp,emacsmirror/erlang,ferd/otp,legoscia/otp,jj1bdx/otp,getong/otp,rlipscombe/otp,electricimp/otp,g-andrade/otp,emacsmirror/erlang,uabboli/otp,ferd/otp,bsmr-erlang/otp,rlipscombe/otp,jj1bdx/otp,dgud/otp,erlang/otp,getong/otp,aboroska/otp,emacsmirror/erlang,legoscia/otp,g-andrade/otp,vinoski/otp,g-andrade/otp,rlipscombe/otp,lrascao/otp,bjorng/otp,getong/otp,emacsmirror/erlang,dgud/otp,uabboli/otp,lrascao/otp,electricimp/otp,RoadRunnr/otp,bsmr-erlang/otp,mikpe/otp,lrascao/otp,mikpe/otp,dumbbell/otp,potatosalad/otp,dumbbell/otp,vladdu/otp,ferd/otp,legoscia/otp,isvilen/otp,jj1bdx/otp,dgud/otp,kvakvs/otp,aboroska/otp,rlipscombe/otp,bsmr-erlang/otp,uabboli/otp,aboroska/otp,g-andrade/otp,RoadRunnr/otp,kvakvs/otp,bsmr-erlang/otp,electricimp/otp,jj1bdx/otp,dumbbell/otp,potatosalad/otp,getong/otp,vladdu/otp,erlang/otp,g-andrade/otp,bjorng/otp,potatosalad/otp,erlang/otp,kvakvs/otp,isvilen/otp,getong/otp,lrascao/otp,rlipscombe/otp,jj1bdx/otp,mikpe/otp,getong/otp,mikpe/otp,aboroska/otp,vinoski/otp,kvakvs/otp,ferd/otp,potatosalad/otp,vladdu/otp,getong/otp,vinoski/otp,bsmr-erlang/otp,uabboli/otp,mikpe/otp,dumbbell/otp,bjorng/otp,lrascao/otp,aboroska/otp,mikpe/otp,legoscia/otp,lrascao/otp,isvilen/otp,emacsmirror/erlang,vinoski/otp,dumbbell/otp,potatosalad/otp,dgud/otp,vinoski/otp,vladdu/otp,potatosalad/otp,lrascao/otp,bjorng/otp,emacsmirror/erlang,emacsmirror/erlang,electricimp/otp,bjorng/otp,RoadRunnr/otp,jj1bdx/otp,ferd/otp,rlipscombe/otp,getong/otp,dumbbell/otp,aboroska/otp,legoscia/otp,dgud/otp,kvakvs/otp,bjorng/otp,bjorng/otp,vinoski/otp,emacsmirror/erlang,ferd/otp,electricimp/otp,vladdu/otp,rlipscombe/otp,aboroska/otp,rlipscombe/otp,vinoski/otp,kvakvs/otp,bjorng/otp,kvakvs/otp,dumbbell/otp,legoscia/otp,isvilen/otp,potatosalad/otp,legoscia/otp,getong/otp,ferd/otp,aboroska/otp,potatosalad/otp,jj1bdx/otp,isvilen/otp,g-andrade/otp,uabboli/otp,kvakvs/otp,vinoski/otp,legoscia/otp,isvilen/otp,isvilen/otp