color_t
color_fix(color_t col) {
col.r = fix_range(col.r, 0, 255);
col.g = fix_range(col.g, 0, 255);
col.b = fix_range(col.b, 0, 255);
return col;
}
void flush_tlb_range_skas(struct vm_area_struct *vma, unsigned long start,
unsigned long end)
{
if(vma->vm_mm == NULL)
flush_tlb_kernel_range_common(start, end);
else fix_range(vma->vm_mm, start, end, 0);
}
void flush_tlb_range_tt(struct vm_area_struct *vma, unsigned long start,
unsigned long end)
{
if(vma->vm_mm != current->mm) return;
/* Assumes that the range start ... end is entirely within
* either process memory or kernel vm
*/
if((start >= start_vm) && (start < end_vm))
flush_kernel_vm_range(start, end, 1);
else fix_range(vma->vm_mm, start, end, 0);
}
void flush_tlb_mm_skas(struct mm_struct *mm)
{
unsigned long end;
/* Don't bother flushing if this address space is about to be
* destroyed.
*/
if(atomic_read(&mm->mm_users) == 0)
return;
end = proc_mm ? task_size : CONFIG_STUB_START;
fix_range(mm, 0, end, 0);
}
void flush_tlb_mm_tt(struct mm_struct *mm)
{
unsigned long seq;
if(mm != current->mm) return;
fix_range(mm, 0, STACK_TOP, 0);
seq = atomic_read(&vmchange_seq);
if(current->thread.mode.tt.vm_seq == seq) return;
current->thread.mode.tt.vm_seq = seq;
flush_kernel_vm_range(start_vm, end_vm, 0);
}
void force_flush_all_skas(void)
{
unsigned long end = proc_mm ? task_size : CONFIG_STUB_START;
fix_range(current->mm, 0, end, 1);
}
void force_flush_all_skas(void)
{
fix_range(current->mm, 0, host_task_size, 1);
}
void flush_tlb_mm_skas(struct mm_struct *mm)
{
flush_tlb_kernel_vm_skas();
fix_range(mm, 0, host_task_size, 0);
}
void force_flush_all_tt(void)
{
fix_range(current->mm, 0, STACK_TOP, 1);
flush_tlb_kernel_range_common(start_vm, end_vm);
}
void force_flush_all_tt(void)
{
fix_range(current->mm, 0, STACK_TOP, 1);
flush_kernel_vm_range(start_vm, end_vm, 0);
}
