From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48412) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UxFoE-0003YM-4Y for qemu-devel@nongnu.org; Thu, 11 Jul 2013 08:17:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UxFoA-0005ML-NF for qemu-devel@nongnu.org; Thu, 11 Jul 2013 08:17:18 -0400 Received: from mx.ipv6.kamp.de ([2a02:248:0:51::16]:41102 helo=mx01.kamp.de) by eggs.gnu.org with smtp (Exim 4.71) (envelope-from ) id 1UxFoA-0005Ks-BK for qemu-devel@nongnu.org; Thu, 11 Jul 2013 08:17:14 -0400 From: Peter Lieven Date: Thu, 11 Jul 2013 14:16:17 +0200 Message-Id: <1373544987-20613-1-git-send-email-pl@kamp.de> Subject: [Qemu-devel] [PATCHv3 00/10] iscsi/qemu-img/block-migration enhancements List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, pbonzini@redhat.com, Peter Lieven , ronniesahlberg@gmail.com, stefanha@redhat.com this series adds logical block provisioning functions to the iscsi layer. it also is the first step to the change of migration to coroutines in block/iscsi. the changes to qemu-img and block migration have been split and will follow in separte patches later. changes in v3: - merge both block provision inquiries into one patch. explitely free the iscsi tasks after the inquiry. limit the unmap to 128k blocks if the target returns max_unmap = 0xffffffff; - in the coroutine framework free the scsi task in the caller not in the callback. also change the iTask init as Kevin suggested. - in iscsi_co_is_allocated() return unallocated only for ANCHORED and UNALLOACTED to avoid a wrong return value if a new provisioning status is introduced. - added new patch adding .bdrv_co_discard - build .bdrv_co_write_zeroes on top of .bdrv_co_discard - fixed a bug for -ENOSPC in iscsi_create() spotted by Kevin. - remove support for misaligned nb_sectors in aio_readv - add log message in error case to lun alignment checks Peter Lieven (10): iscsi: add logical block provisioning information to iscsilun iscsi: add .bdrv_co_is_allocated iscsi: add .bdrv_co_discard iscsi: add .bdrv_write_zeroes block: add bdrv_write_zeroes() block/raw: add bdrv_co_write_zeroes iscsi: fix -ENOSPC in iscsi_create() iscsi: factor out sector conversions iscsi: remove support for misaligned nb_sectors in aio_readv iscsi: assert that sectors are aligned to LUN blocksize block.c | 27 ++- block/iscsi.c | 433 +++++++++++++++++++++++++++++++++++++------------ block/raw.c | 8 + include/block/block.h | 2 + 4 files changed, 358 insertions(+), 112 deletions(-) -- 1.7.9.5