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[Pal/Linux-SGX] Zero out LibOS TCB area on thread startup

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Isaku Yamahata
2019-11-26 16:00:53 -08:00
committed by Dmitrii Kuvaiskii
parent 51b4714e2c
commit 2a978423fa
1 changed files with 2 additions and 0 deletions
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Pal/src/host/Linux-SGX/db_threading.c
+2
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@@ -88,6 +88,8 @@ void pal_start_thread (void)
new_thread->param = NULL;
SET_ENCLAVE_TLS(thread, new_thread);
SET_ENCLAVE_TLS(ready_for_exceptions, 1UL);
PAL_TCB* pal_tcb = pal_get_tcb();
memset(&pal_tcb->libos_tcb, 0, sizeof(pal_tcb->libos_tcb));
callback((void *) param);
_DkThreadExit();
}