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| author | Sanjit Bhat <sanjit.bhat@gmail.com> | 2023-10-03 15:42:07 -0500 |
|---|---|---|
| committer | Sanjit Bhat <sanjit.bhat@gmail.com> | 2023-10-03 15:42:07 -0500 |
| commit | b43a5b2b12d20ec0aa8de26dd273558b9bc4522b (patch) | |
| tree | f71509ae632838b8301b666bd8810d7536843b18 | |
| parent | 9723a5f06fc2376bf3a2a8f2615557b0f7c47dcc (diff) | |
| download | xv6-labs-b43a5b2b12d20ec0aa8de26dd273558b9bc4522b.tar.gz xv6-labs-b43a5b2b12d20ec0aa8de26dd273558b9bc4522b.tar.bz2 xv6-labs-b43a5b2b12d20ec0aa8de26dd273558b9bc4522b.zip | |
thread0 state free upon completion
| -rw-r--r-- | user/uthread.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/user/uthread.c b/user/uthread.c index 06349f5..18b773d 100644 --- a/user/uthread.c +++ b/user/uthread.c @@ -23,10 +23,8 @@ void thread_init(void) { // main() is thread 0, which will make the first invocation to - // thread_schedule(). it needs a stack so that the first thread_switch() can - // save thread 0's state. thread_schedule() won't run the main thread ever - // again, because its state is set to RUNNING, and thread_schedule() selects - // a RUNNABLE thread. + // thread_schedule(). It needs a stack so that the first thread_switch() can + // save thread 0's state. current_thread = &all_thread[0]; current_thread->state = RUNNING; } @@ -157,6 +155,7 @@ main(int argc, char *argv[]) thread_create(thread_a); thread_create(thread_b); thread_create(thread_c); + current_thread->state = FREE; thread_schedule(); exit(0); } |