Get rid of kmalloc()

This changes *NSYNC to allocate waiters on the stack so our locks don't
need to depend on dynamic memory. This make our runtiem simpler, and it
also fixes bugs with thread cancellation support.
This commit is contained in:
Justine Tunney 2023-09-11 21:34:53 -07:00
parent 77a7873057
commit a359de7893
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GPG key ID: BE714B4575D6E328
57 changed files with 405 additions and 472 deletions

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@ -11,11 +11,13 @@ errno_t nsync_mu_semaphore_p_with_deadline_futex(nsync_semaphore *, nsync_time);
void nsync_mu_semaphore_v_futex(nsync_semaphore *);
void nsync_mu_semaphore_init_sem(nsync_semaphore *);
void nsync_mu_semaphore_destroy_sem(nsync_semaphore *);
errno_t nsync_mu_semaphore_p_sem(nsync_semaphore *);
errno_t nsync_mu_semaphore_p_with_deadline_sem(nsync_semaphore *, nsync_time);
void nsync_mu_semaphore_v_sem(nsync_semaphore *);
void nsync_mu_semaphore_init_gcd(nsync_semaphore *);
void nsync_mu_semaphore_destroy_gcd(nsync_semaphore *);
errno_t nsync_mu_semaphore_p_gcd(nsync_semaphore *);
errno_t nsync_mu_semaphore_p_with_deadline_gcd(nsync_semaphore *, nsync_time);
void nsync_mu_semaphore_v_gcd(nsync_semaphore *);