From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36657) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEu3v-0007U4-Bd for qemu-devel@nongnu.org; Mon, 20 Jun 2016 03:56:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bEu3l-0005I6-4H for qemu-devel@nongnu.org; Mon, 20 Jun 2016 03:56:02 -0400 Received: from mx2.suse.de ([195.135.220.15]:45720) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEu3k-0005Hq-U2 for qemu-devel@nongnu.org; Mon, 20 Jun 2016 03:55:53 -0400 From: Juergen Gross Date: Mon, 20 Jun 2016 09:55:41 +0200 Message-Id: <1466409343-21193-1-git-send-email-jgross@suse.com> Subject: [Qemu-devel] [PATCH v3 0/2] xen: fix qdisk BLKIF_OP_DISCARD for 32/64 word size mix List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, xen-devel@lists.xensource.com Cc: kraxel@redhat.com, sstabellini@kernel.org, anthony.perard@citrix.com, Juergen Gross In case the word size of the domU and qemu running the qdisk backend differ BLKIF_OP_DISCARD will not work reliably, as the request structure in the ring have different layouts for different word size. Correct this by copying the request structure in case of different word size element by element in the BLKIF_OP_DISCARD case, too. Changes in V3: - revert V2 - add patch 1 to use qemu coding style for hw/block/xen_blkif.h Changes in V2: - resync with Linux kernel version of hw/block/xen_blkif.h as suggested by Paul Durrant Juergen Gross (2): xen: fix style of hw/block/xen_blkif.h xen: fix qdisk BLKIF_OP_DISCARD for 32/64 word size mix hw/block/xen_blkif.h | 167 ++++++++++++++++++++++++++++++--------------------- 1 file changed, 97 insertions(+), 70 deletions(-) -- 2.6.6