From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: [PATCH WIP 4/5] xen: allow privcmd for hvm guests Date: Wed, 4 Jul 2012 12:15:19 +0100 Message-ID: <1341400520-31770-4-git-send-email-stefano.stabellini@eu.citrix.com> References: Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: xen-devel@lists.xensource.com Cc: linux-kernel@vger.kernel.org, stefano.stabellini@eu.citrix.com, Ian.Campbell@citrix.com, david.vrabel@citrix.com List-Id: xen-devel@lists.xenproject.org Ian's initial XENMAPSPACE_gmfn_foreign implementation is enough to get privcmd mmap to work for XENFEAT_auto_translated_physmap guests. Signed-off-by: Stefano Stabellini --- drivers/xen/xenfs/privcmd.c | 7 ------- 1 files changed, 0 insertions(+), 7 deletions(-) diff --git a/drivers/xen/xenfs/privcmd.c b/drivers/xen/xenfs/privcmd.c index c200b49..5c2b9e9 100644 --- a/drivers/xen/xenfs/privcmd.c +++ b/drivers/xen/xenfs/privcmd.c @@ -387,13 +387,6 @@ static int privcmd_mmap(struct file *file, struct vm_area_struct *vma) { //printk(KERN_CRIT "privcmd_mmap\n"); - /* Unsupported for auto-translate guests. */ - if (xen_feature(XENFEAT_auto_translated_physmap)) - { - printk(KERN_CRIT "privcmd_mmap -- no auto translated..\n"); - return -ENOSYS; - } - /* DONTCOPY is essential for Xen because copy_page_range doesn't know * how to recreate these mappings */ vma->vm_flags |= VM_RESERVED | VM_IO | VM_DONTCOPY | VM_PFNMAP; -- 1.7.2.5