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kernel: Remove support for thread_queue

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This commit is contained in:
Pawel Dziepak 2013-10-21 02:30:20 +02:00
parent 74192fd984
commit ea79da9500
3 changed files with 2 additions and 76 deletions
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5
headers/private/kernel/thread.h
View File

@ -73,11 +73,6 @@ using BKernel::ThreadCreationAttributes;
extern "C" {
#endif
void thread_enqueue(Thread *t, struct thread_queue *q);
Thread *thread_lookat_queue(struct thread_queue *q);
Thread *thread_dequeue(struct thread_queue *q);
Thread *thread_dequeue_id(struct thread_queue *q, thread_id id);
void thread_at_kernel_entry(bigtime_t now);
// called when the thread enters the kernel on behalf of the thread
void thread_at_kernel_exit(void);

7
headers/private/kernel/thread_types.h
View File

@ -418,7 +418,6 @@ struct Thread : TeamThreadIteratorEntry<thread_id>, KernelReferenceable,
int64 serial_number; // immutable after adding thread to hash
Thread *hash_next; // protected by thread hash lock
Thread *team_next; // protected by team lock and fLock
Thread *queue_next; // protected by scheduler lock
timer alarm; // protected by scheduler lock
char name[B_OS_NAME_LENGTH]; // protected by fLock
int32 priority; // protected by scheduler lock
@ -781,12 +780,6 @@ using BKernel::ProcessGroup;
using BKernel::ProcessGroupList;
struct thread_queue {
Thread* head;
Thread* tail;
};
#endif // !_ASSEMBLER

66
src/system/kernel/thread.cpp
View File

@ -165,7 +165,6 @@ Thread::Thread(const char* name, thread_id threadID, struct cpu_ent* cpu)
serial_number(-1),
hash_next(NULL),
team_next(NULL),
queue_next(NULL),
priority(-1),
io_priority(-1),
cpu(cpu),
@ -1698,8 +1697,8 @@ _dump_thread_info(Thread *thread, bool shortInfo)
thread->id);
kprintf("serial_number: %" B_PRId64 "\n", thread->serial_number);
kprintf("name: \"%s\"\n", thread->name);
kprintf("hash_next: %p\nteam_next: %p\nq_next: %p\n",
thread->hash_next, thread->team_next, thread->queue_next);
kprintf("hash_next: %p\nteam_next: %p\n",
thread->hash_next, thread->team_next);
kprintf("priority: %" B_PRId32 " (I/O: %" B_PRId32 ")\n",
thread->priority, thread->io_priority);
kprintf("state: %s\n", state_to_text(thread, thread->state));
@ -2348,67 +2347,6 @@ thread_reset_for_exec(void)
}
/*! Insert a thread to the tail of a queue */
void
thread_enqueue(Thread *thread, struct thread_queue *queue)
{
thread->queue_next = NULL;
if (queue->head == NULL) {
queue->head = thread;
queue->tail = thread;
} else {
queue->tail->queue_next = thread;
queue->tail = thread;
}
}
Thread *
thread_lookat_queue(struct thread_queue *queue)
{
return queue->head;
}
Thread *
thread_dequeue(struct thread_queue *queue)
{
Thread *thread = queue->head;
if (thread != NULL) {
queue->head = thread->queue_next;
if (queue->tail == thread)
queue->tail = NULL;
}
return thread;
}
Thread *
thread_dequeue_id(struct thread_queue *q, thread_id id)
{
Thread *thread;
Thread *last = NULL;
thread = q->head;
while (thread != NULL) {
if (thread->id == id) {
if (last == NULL)
q->head = thread->queue_next;
else
last->queue_next = thread->queue_next;
if (q->tail == thread)
q->tail = last;
break;
}
last = thread;
thread = thread->queue_next;
}
return thread;
}
thread_id
allocate_thread_id()
{