PROTON-2519: epoll proactor - clarify unpolled work and move assertion outside loop repeated with EINTR
PROTON-2519: epoll proactor - clarify unpolled work and move assertion outside loop repeated with EINTR

astitcher/qpid-proton,astitcher/qpid-proton,gemmellr/qpid-proton,apache/qpid-proton,astitcher/qpid-proton,astitcher/qpid-proton,gemmellr/qpid-proton,apache/qpid-proton,gemmellr/qpid-proton,astitcher/qpid-proton,apache/qpid-proton,gemmellr/qpid-proton,gemmellr/qpid-proton,apache/qpid-proton,astitcher/qpid-proton,apache/qpid-proton,gemmellr/qpid-proton,apache/qpid-proton