Re: [PATCH] x86: x86_{phys,virt}_bits field also for i386 (v3)

From: H. Peter Anvin
Date: Thu Sep 18 2008 - 13:25:58 EST


Jan Beulich wrote:

There is no reason for this to be #ifdef'd; but it should be conditional on this information not being otherwise available (which will always be the case on 64 bits), I would assume. If we are setting a value there, we should presumably also set 32 in the other case.

It does get set to 32 first (and only for 32-bits - 64bits didn't set any
default so far, so I didn't want to make it to now), and the code fragment
above updates that default after feature flags have been obtained, but
before other capabilities (including the phys/virt bit widths) are being
gathered.


Set the default on 64 bits as well. It's cleaner to not leave a pointless #ifdef in there.

-hpa

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