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Rev 1460 Rev 1468
Line 105... Line 105...
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    mutex_initialize(&ta->futexes_lock);
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    mutex_initialize(&ta->futexes_lock);
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    btree_create(&ta->futexes);
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    btree_create(&ta->futexes);
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    ipl = interrupts_disable();
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    ipl = interrupts_disable();
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    /*
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     * Increment address space reference count.
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     * TODO: Reconsider the locking scheme.
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     */
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    mutex_lock(&as->lock);
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    as->refcount++;
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    mutex_unlock(&as->lock);
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    spinlock_lock(&tasks_lock);
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    spinlock_lock(&tasks_lock);
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    ta->taskid = ++task_counter;
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    ta->taskid = ++task_counter;
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    btree_insert(&tasks_btree, (btree_key_t) ta->taskid, (void *) ta, NULL);
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    btree_insert(&tasks_btree, (btree_key_t) ta->taskid, (void *) ta, NULL);
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    as = as_create(0);
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    as = as_create(0);
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    ASSERT(as);
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    ASSERT(as);
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    rc = elf_load((elf_header_t *) program_addr, as);
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    rc = elf_load((elf_header_t *) program_addr, as);
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    if (rc != EE_OK) {
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    if (rc != EE_OK) {
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        as_free(as);
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        as_destroy(as);
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        return NULL;
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        return NULL;
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    }
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    }
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    kernel_uarg = (uspace_arg_t *) malloc(sizeof(uspace_arg_t), 0);
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    kernel_uarg = (uspace_arg_t *) malloc(sizeof(uspace_arg_t), 0);
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    kernel_uarg->uspace_entry = (void *) ((elf_header_t *) program_addr)->e_entry;
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    kernel_uarg->uspace_entry = (void *) ((elf_header_t *) program_addr)->e_entry;