Re: invalidate caches before going into suspend

From: H. Peter Anvin
Date: Wed Aug 13 2008 - 13:38:31 EST


Ingo Molnar wrote:

Not significantly, but I cannot for my life figure out how it could help.

Either the interrupts will be blocked by the CLI already in effect, or the additional CLI will not help, either (in fact, it will just slightly increase the window for something like that to slip in.)

ah, the main point i tried to make was to have the CLI _before_ the WBINVD - which Mark's patch didnt do.


Ah yes, that's important.

-hpa
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