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Date:      Wed, 9 Jan 2008 18:31:21 -0600 (CST)
From:      Mark Tinguely <tinguely@casselton.net>
To:        freebsd-arm@freebsd.org, mlfbsd@ci0.org
Subject:   Re: ARM pmap cache flushed after PT modification.
Message-ID:  <200801100031.m0A0VLgC015988@casselton.net>
In-Reply-To: <200801081948.m08Jmpoa006156@casselton.net>

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Using the same logic that the ARM ARM for pre-ARMv6 MMUs says the
cache has to be written back and/or invalidated before making 
changes to page table entries; pmap_remove_all() also forces the
page table entry to NULL and I believe needs to be invalidated.

--Mark Tinguely.



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