From: Jack Steiner <steiner@sgi.com>
Date: Wed, 30 Jul 2008 05:33:53 +0000 (-0700)
Subject: mm: add zap_vma_ptes(): a library function to unmap driver ptes
X-Git-Tag: v2.6.27-rc2~162
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c627f9cc046c7cd93b4525d89377fb409e170a18;p=pandora-kernel.git

mm: add zap_vma_ptes(): a library function to unmap driver ptes

zap_vma_ptes() is intended to be used by drivers to unmap ptes assigned to the
driver private vmas.  This interface is similar to zap_page_range() but is
less general & less likely to be abused.

Needed by the GRU driver.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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