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fix calculation of the kernel stack, remove some typos

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This commit is contained in:
Stefan Lankes 2015-07-11 00:56:15 +02:00
parent 6d742c4d33
commit 4db6d86ad4
2 changed files with 2 additions and 3 deletions
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2
hermit/arch/x86/kernel/gdt.c
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@ -52,7 +52,7 @@ size_t get_kernel_stack(void)
{
task_t* curr_task = per_core(current_task);
return (size_t) curr_task->stack + curr_task->id * KERNEL_STACK_SIZE - 16; // => stack is 16byte aligned
return (size_t) curr_task->stack + KERNEL_STACK_SIZE - 0x10; // => stack is 16byte aligned
}
/* Setup a descriptor in the Global Descriptor Table */

3
hermit/kernel/tasks.c
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@ -109,7 +109,7 @@ int set_idle_task(void)
task_table[i].status = TASK_IDLE;
task_table[i].last_core = core_id;
task_table[i].last_stack_pointer = NULL;
task_table[i].stack = (char*) ((size_t)&boot_stack + core_id * KERNEL_STACK_SIZE);;
task_table[i].stack = (char*) ((size_t)&boot_stack + core_id * KERNEL_STACK_SIZE);
task_table[i].prio = IDLE_PRIO;
spinlock_init(&task_table[i].vma_lock);
task_table[i].vma_list = NULL;
@ -120,7 +120,6 @@ int set_idle_task(void)
per_core(current_task) = readyqueues[core_id].idle = task_table+i;
ret = 0;
break;
}
}