Linux 4.0 ???????????
???????????? ???????[ 2015/3/16 11:38:12 ] ????????Linux ?????? ???? ????
????Linux 4.0 ??????????????????????????????
????????????????????????????????????linux??????????????????????????????????????Щ?????????????????????????????????????o??????????????????????? linux ?????????? ??????????????????????
??????л Ksplice ?????????????????2009??????????????????????????????????б???????????????????齫?μ?????????????????С??????Ksplice??????У?????????????????Я?????????????????????????Ksplice????????????????????????????????????????????????????????????????????????С?
????Oracle ?? 2011 ??????? Ksplice ?????????????? RHEL ??????????????????????????Oracle Linux ??(???RHEL(Red Hat Enterprise Linux ) ?????汾)????????????????????????????????? Linux ???
???????? KemelCare ???????????а? Linux ???????????????????????????????????????????????????????????д????????????????????Linux?????????
?????????Red Hat ?? SUSE ???????????????? Linux ??????????????????????Red Had ?????????? kpatch?? SUSE?????????? kGraft.
??????????????????????????Kpatch ????????? stop_machine() ?????????????????е??????????ftrace?????????????????ú????????????????????????????????????????????????????
???????????????????????????????????????????????е??????????21????????????????????????????Ч???????3????????????????????κ?????????????????????к?????????????????????????????????????????????????????????????
????Kgraft ?????ftrace????????????????????????????????????????????λ?????????????????л????μ??????
???????????????????????????????????????У??????????????????????????kGraft?????????????????Kpatch????????1??40???????????????????
??????2014??10???????linux ???????????????С????????????????????????????linux?????????????????????????????kpatch??kGraft????????Linux????
????Jiri Kosina???λSUSE??????????Linux??????????????Linux?????????????“?????????????????????” ??????????磺????????????????????????????????????API????ó?????????????????????????????????API/ABI(??????????)??????“?????????????????????????????????е????????????ftrace??????????????????????????????????????κ???????????????е????????????????????????κδ???”
????Linux 4.0 RC ??????????????Kosina ?????”????????x86?????????????ο??????????powerpc?? s390 ?? arm ????????????????????“????????????Щ?????????????????? Live Patching Git code ?????
??????????????????????????а潫???????????????????????? Red Hat ?? SUSE ??????live ?????????????????????Linux???а??С?
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