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posix: pin init functions and data for demand paging #83708

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merged 1 commit into from
Jan 11, 2025
Merged

posix: pin init functions and data for demand paging #83708

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3 changes: 3 additions & 0 deletions lib/posix/options/barrier.c
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,9 @@ struct posix_barrier {
uint32_t count;
};

__pinned_bss
static struct posix_barrier posix_barrier_pool[CONFIG_MAX_PTHREAD_BARRIER_COUNT];

SYS_BITARRAY_DEFINE_STATIC(posix_barrier_bitarray, CONFIG_MAX_PTHREAD_BARRIER_COUNT);

/*
Expand Down Expand Up @@ -195,6 +197,7 @@ int pthread_barrierattr_destroy(pthread_barrierattr_t *attr)
return 0;
}

__boot_func
static int pthread_barrier_pool_init(void)
{
int err;
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3 changes: 3 additions & 0 deletions lib/posix/options/cond.c
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Expand Up @@ -17,7 +17,9 @@ LOG_MODULE_REGISTER(pthread_cond, CONFIG_PTHREAD_COND_LOG_LEVEL);

int64_t timespec_to_timeoutms(const struct timespec *abstime);

__pinned_bss
static struct k_condvar posix_cond_pool[CONFIG_MAX_PTHREAD_COND_COUNT];

SYS_BITARRAY_DEFINE_STATIC(posix_cond_bitarray, CONFIG_MAX_PTHREAD_COND_COUNT);

/*
Expand Down Expand Up @@ -209,6 +211,7 @@ int pthread_cond_destroy(pthread_cond_t *cvar)
return 0;
}

__boot_func
static int pthread_cond_pool_init(void)
{
int err;
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3 changes: 3 additions & 0 deletions lib/posix/options/mutex.c
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,9 @@ static const struct pthread_mutexattr def_attr = {
.type = PTHREAD_MUTEX_DEFAULT,
};

__pinned_bss
static struct k_mutex posix_mutex_pool[CONFIG_MAX_PTHREAD_MUTEX_COUNT];

static uint8_t posix_mutex_type[CONFIG_MAX_PTHREAD_MUTEX_COUNT];
SYS_BITARRAY_DEFINE_STATIC(posix_mutex_bitarray, CONFIG_MAX_PTHREAD_MUTEX_COUNT);

Expand Down Expand Up @@ -451,6 +453,7 @@ int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *attr, int prioceiling)

#endif /* CONFIG_POSIX_THREAD_PRIO_PROTECT */

__boot_func
static int pthread_mutex_pool_init(void)
{
int err;
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6 changes: 6 additions & 0 deletions lib/posix/options/pthread.c
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Original file line number Diff line number Diff line change
Expand Up @@ -83,12 +83,17 @@ BUILD_ASSERT(CONFIG_POSIX_PTHREAD_ATTR_STACKSIZE_BITS + CONFIG_POSIX_PTHREAD_ATT

int64_t timespec_to_timeoutms(const struct timespec *abstime);
static void posix_thread_recycle(void);

__pinned_data
static sys_dlist_t posix_thread_q[] = {
SYS_DLIST_STATIC_INIT(&posix_thread_q[POSIX_THREAD_READY_Q]),
SYS_DLIST_STATIC_INIT(&posix_thread_q[POSIX_THREAD_RUN_Q]),
SYS_DLIST_STATIC_INIT(&posix_thread_q[POSIX_THREAD_DONE_Q]),
};

__pinned_bss
static struct posix_thread posix_thread_pool[CONFIG_MAX_PTHREAD_COUNT];

static SYS_SEM_DEFINE(pthread_pool_lock, 1, 1);
static int pthread_concurrency;

Expand Down Expand Up @@ -1536,6 +1541,7 @@ int pthread_sigmask(int how, const sigset_t *ZRESTRICT set, sigset_t *ZRESTRICT
return ret;
}

__boot_func
static int posix_thread_pool_init(void)
{
ARRAY_FOR_EACH_PTR(posix_thread_pool, th) {
Expand Down
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