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Rev 3022 Rev 4156
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    /*
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    /*
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     * Before we load new TSS limit, the current TSS descriptor
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     * Before we load new TSS limit, the current TSS descriptor
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     * type must be changed to describe inactive TSS.
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     * type must be changed to describe inactive TSS.
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     */
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     */
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    gdt_p[TSS_DES].access = AR_PRESENT | AR_TSS | DPL_KERNEL;
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    gdt_p[TSS_DES].access = AR_PRESENT | AR_TSS | DPL_KERNEL;
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    tr_load(selector(TSS_DES));
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    tr_load(gdtselector(TSS_DES));
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    /*
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    /*
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     * Update the generation count so that faults caused by
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     * Update the generation count so that faults caused by
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     * early accesses can be serviced.
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     * early accesses can be serviced.
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     */
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     */