RE: why mprotect(PROT_SEM) ?

"Perez-Gonzalez, Inaky" <[email protected]>
Newsgroups gmane.linux.ngpt.devel
Message-ID <[email protected]> 
> In 2.4 the mprotect is necessary to prevent that the page gets evicted
> and paged in at different physical address. The physical address and
> offset is used as a hash for the futex.

This explanation is much more clear. So this means we are actually pinning
the page to a physical address, right? [asides from pinning it into physical
memory so it is not swapped out]

Inaky Perez-Gonzalez -- Not speaking for Intel - opinions are my own [or my
fault]
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