Regular xids are always non-negative. Patrick
On Sun, Jun 10, 2012 at 12:15 AM, Michi Mutsuzaki <mi...@cs.stanford.edu> wrote: > Hi, > > There are some predefined XIDs (like #define PING_XID -2) in > zk_adaptor.h. Why do we need them? How do they avoid colliding with > regular XIDs? > > Thanks! > --Michi
