From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50925) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e46bq-0004xB-Vd for qemu-devel@nongnu.org; Mon, 16 Oct 2017 10:43:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e46bq-0005St-6A for qemu-devel@nongnu.org; Mon, 16 Oct 2017 10:43:15 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58466) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1e46bp-0005R9-Vv for qemu-devel@nongnu.org; Mon, 16 Oct 2017 10:43:14 -0400 From: David Hildenbrand Date: Mon, 16 Oct 2017 16:42:57 +0200 Message-Id: <20171016144302.24284-3-david@redhat.com> In-Reply-To: <20171016144302.24284-1-david@redhat.com> References: <20171016144302.24284-1-david@redhat.com> Subject: [Qemu-devel] [PATCH v1 2/7] kvm: fix alignment of ram address List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Thomas Huth , Paolo Bonzini , Joe Clifford , David Hildenbrand Fix the wrong calculation of the delta, used to align the ram address. This only strikes if alignment has to be done. Reported-by: Joe Clifford Fixes: 5ea69c2e3614 ("kvm: factor out alignment of memory section") Signed-off-by: David Hildenbrand --- accel/kvm/kvm-all.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index 90c88b517d..fae1eca983 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -717,8 +717,9 @@ static void kvm_set_phys_mem(KVMMemoryListener *kml, return; } + /* use aligned delta to align the ram address */ ram = memory_region_get_ram_ptr(mr) + section->offset_within_region + - (section->offset_within_address_space - start_addr); + (start_addr - section->offset_within_address_space); mem = kvm_lookup_matching_slot(kml, start_addr, size); if (!add) { -- 2.13.5