logs: simplify flush daemon startup
logs: simplify flush daemon startup

StartFlushDaemon can be called more than once. We can take advantage of that an
eliminate the tracking of where we need to start it.

openshift/kubernetes,dixudx/kubernetes,enj/kubernetes,olivierlemasle/kubernetes,ii/kubernetes,zhouhaibing089/kubernetes,BenTheElder/kubernetes,bparees/kubernetes,PiotrProkop/kubernetes,GulajavaMinistudio/kubernetes,tengqm/kubernetes,jsafrane/kubernetes,liggitt/kubernetes,PiotrProkop/kubernetes,zhangmingld/kubernetes,tengqm/kubernetes,rrati/kubernetes,liggitt/kubernetes,iameli/kubernetes,iameli/kubernetes,liggitt/kubernetes,csrwng/kubernetes,liggitt/kubernetes,mosoft521/kubernetes,alejandroEsc/kubernetes,ping035627/kubernetes,iameli/kubernetes,matthyx/kubernetes,openshift/kubernetes,GulajavaMinistudio/kubernetes,carlory/kubernetes,li-ang/kubernetes,mkumatag/kubernetes,openshift/kubernetes,mahak/kubernetes,rrati/kubernetes,gnufied/kubernetes,thockin/kubernetes,bparees/kubernetes,mahak/kubernetes,BenTheElder/kubernetes,feiskyer/kubernetes,kevin-wangzefeng/kubernetes,jessfraz/kubernetes,jingxu97/kubernetes,matthyx/kubernetes,ii/kubernetes,soltysh/kubernetes,jackfrancis/kubernetes,shyamjvs/kubernetes,thockin/kubernetes,warmchang/kubernetes,ping035627/kubernetes,verb/kubernetes,thockin/kubernetes,gnufied/kubernetes,openshift/kubernetes,bparees/kubernetes,csrwng/kubernetes,kubernetes/kubernetes,jingxu97/kubernetes,chestack/kubernetes,kubernetes/kubernetes,GulajavaMinistudio/kubernetes,ii/kubernetes,soltysh/kubernetes,verb/kubernetes,jingxu97/kubernetes,bparees/kubernetes,jackfrancis/kubernetes,lojies/kubernetes,gnufied/kubernetes,csrwng/kubernetes,mengqiy/kubernetes,dixudx/kubernetes,jsafrane/kubernetes,warmchang/kubernetes,iameli/kubernetes,gnufied/kubernetes,zhouhaibing089/kubernetes,ping035627/kubernetes,jessfraz/kubernetes,zhangmingld/kubernetes,enj/kubernetes,shyamjvs/kubernetes,verb/kubernetes,dims/kubernetes,dims/kubernetes,mkumatag/kubernetes,li-ang/kubernetes,PiotrProkop/kubernetes,MikeSpreitzer/kubernetes,shyamjvs/kubernetes,mahak/kubernetes,zhangmingld/kubernetes,k82cn/kubernetes,kevin-wangzefeng/kubernetes,chestack/kubernetes,ping035627/kubernetes,shyamjvs/kubernetes,verb/kubernetes,BenTheElder/kubernetes,matthyx/kubernetes,lojies/kubernetes,ii/kubernetes,gnufied/kubernetes,GulajavaMinistudio/kubernetes,dims/kubernetes,soltysh/kubernetes,alejandroEsc/kubernetes,zhangmingld/kubernetes,mosoft521/kubernetes,zhangmingld/kubernetes,mengqiy/kubernetes,ravilr/kubernetes,feiskyer/kubernetes,openshift/kubernetes,mengqiy/kubernetes,deads2k/kubernetes,chestack/kubernetes,alejandroEsc/kubernetes,enj/kubernetes,carlory/kubernetes,rrati/kubernetes,ravilr/kubernetes,BenTheElder/kubernetes,csrwng/kubernetes,dims/kubernetes,deads2k/kubernetes,matthyx/kubernetes,enj/kubernetes,chestack/kubernetes,dixudx/kubernetes,deads2k/kubernetes,jackfrancis/kubernetes,BenTheElder/kubernetes,olivierlemasle/kubernetes,rrati/kubernetes,carlory/kubernetes,chestack/kubernetes,zhangmingld/kubernetes,tengqm/kubernetes,jessfraz/kubernetes,PiotrProkop/kubernetes,mahak/kubernetes,mengqiy/kubernetes,enj/kubernetes,alejandroEsc/kubernetes,deads2k/kubernetes,ravilr/kubernetes,GulajavaMinistudio/kubernetes,tengqm/kubernetes,olivierlemasle/kubernetes,alejandroEsc/kubernetes,MikeSpreitzer/kubernetes,jingxu97/kubernetes,kubernetes/kubernetes,matthyx/kubernetes,MikeSpreitzer/kubernetes,jessfraz/kubernetes,lojies/kubernetes,carlory/kubernetes,MikeSpreitzer/kubernetes,li-ang/kubernetes,cblecker/kubernetes,lojies/kubernetes,rrati/kubernetes,jsafrane/kubernetes,soltysh/kubernetes,li-ang/kubernetes,mosoft521/kubernetes,PiotrProkop/kubernetes,li-ang/kubernetes,verb/kubernetes,cblecker/kubernetes,olivierlemasle/kubernetes,zhouhaibing089/kubernetes,k82cn/kubernetes,zhouhaibing089/kubernetes,cblecker/kubernetes,cblecker/kubernetes,mkumatag/kubernetes,mosoft521/kubernetes,mahak/kubernetes,thockin/kubernetes,feiskyer/kubernetes,jingxu97/kubernetes,MikeSpreitzer/kubernetes,bparees/kubernetes,kevin-wangzefeng/kubernetes,iameli/kubernetes,csrwng/kubernetes,k82cn/kubernetes,warmchang/kubernetes,dims/kubernetes,warmchang/kubernetes,mosoft521/kubernetes,jsafrane/kubernetes,jessfraz/kubernetes,olivierlemasle/kubernetes,kubernetes/kubernetes,carlory/kubernetes,thockin/kubernetes,liggitt/kubernetes,jsafrane/kubernetes,tengqm/kubernetes,dixudx/kubernetes,zhouhaibing089/kubernetes,cblecker/kubernetes,k82cn/kubernetes,ravilr/kubernetes,shyamjvs/kubernetes,ii/kubernetes,mkumatag/kubernetes,k82cn/kubernetes,mengqiy/kubernetes,jackfrancis/kubernetes,warmchang/kubernetes,feiskyer/kubernetes,deads2k/kubernetes,feiskyer/kubernetes,kevin-wangzefeng/kubernetes,lojies/kubernetes,kubernetes/kubernetes,ravilr/kubernetes,mkumatag/kubernetes,dixudx/kubernetes,jackfrancis/kubernetes,ping035627/kubernetes,soltysh/kubernetes,kevin-wangzefeng/kubernetes