From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: lazy mmu and interrupts Date: Wed, 28 Mar 2007 10:28:58 -0700 Message-ID: <460AA5DA.2090203@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Zachary Amsden Cc: Virtualization Mailing List List-Id: virtualization@lists.linuxfoundation.org Do you disable interrupts when lazy_mmu is active? Otherwise, it seems to me that drivers will have problems using kmap_atomic() within an interrupt routine... J