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nova: add migration support for global threads

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Fixes #3842
This commit is contained in:
Alexander Boettcher
2020-07-28 19:30:56 +02:00
committed by Christian Helmuth
parent 1b41d9db90
commit 99fa203673
11 changed files with 235 additions and 94 deletions
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7
repos/base-nova/src/lib/base/thread_start.cc
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@ -85,7 +85,7 @@ void Thread::_init_platform_thread(size_t weight, Type type)
_thread_cap = main_thread_cap();
native_thread().exc_pt_sel = 0;
native_thread().ec_sel = Nova::PT_SEL_MAIN_EC;
native_thread().ec_sel = Nova::EC_SEL_THREAD;
request_native_ec_cap(PT_SEL_PAGE_FAULT, native_thread().ec_sel);
return;
@ -125,7 +125,6 @@ void Thread::_deinit_platform_thread()
if (native_thread().ec_sel != Native_thread::INVALID_INDEX) {
revoke(Obj_crd(native_thread().ec_sel, 0));
cap_map().remove(native_thread().ec_sel, 0, false);
}
/* de-announce thread */
@ -172,9 +171,7 @@ void Thread::start()
cpu_thread.start(thread_ip, _stack->top());
/* request native EC thread cap */
native_thread().ec_sel = cap_map().insert();
if (native_thread().ec_sel == Native_thread::INVALID_INDEX)
throw Cpu_session::Thread_creation_failed();
native_thread().ec_sel = native_thread().exc_pt_sel + Nova::EC_SEL_THREAD;
/*
* Requested ec cap that is used for recall and