* Dave Hansen wrote:
> + * The MPX tables change sizes based on the size of the virtual
> + * (aka. linear) address space. There is an MSR to tell the CPU
> + * whether we want the legacy-style ones or the larger ones when
> + * we are running with an eXtended
* Dave Hansen wrote:
> + * The MPX tables change sizes based on the size of the virtual
> + * (aka. linear) address space. There is an MSR to tell the CPU
> + * whether we want the legacy-style ones or the larger ones when
> + * we are running with an eXtended virtual address space.
> + */
>
As mentioned in previous patches, larger address spaces mean
larger MPX tables. But, the entire system is either entirely
using 5-level paging, or not. We do not mix pagetable formats.
If the size of the MPX tables depended soley on the paging mode,
old binaries would break because the format
As mentioned in previous patches, larger address spaces mean
larger MPX tables. But, the entire system is either entirely
using 5-level paging, or not. We do not mix pagetable formats.
If the size of the MPX tables depended soley on the paging mode,
old binaries would break because the format
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