Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Wed 25 May 2016 18:32:40 BST using RSA key ID C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"

* remotes/kevin/tags/for-upstream: (31 commits)
  blockjob: Remove BlockJob.bs
  commit: Use BlockBackend for I/O
  backup: Use BlockBackend for I/O
  backup: Remove bs parameter from backup_do_cow()
  backup: Pack Notifier within BackupBlockJob
  backup: Don't leak BackupBlockJob in error path
  mirror: Use BlockBackend for I/O
  mirror: Allow target that already has a BlockBackend
  stream: Use BlockBackend for I/O
  block: Make blk_co_preadv/pwritev() public
  block: Convert block job core to BlockBackend
  block: Default to enabled write cache in blk_new()
  block: Cancel jobs first in bdrv_close_all()
  block: keep a list of block jobs
  block: Rename blk_write_zeroes()
  dma-helpers: change BlockBackend to opaque value in DMAIOFunc
  dma-helpers: change interface to byte-based
  block: Propagate .drained_begin/end callbacks
  block: Fix reconfiguring graph with drained nodes
  block: Make bdrv_drain() use bdrv_drained_begin/end()
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

4 files changed, 7 insertions, 33 deletions

diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041
index b1c542f99b..ed1d9d464c 100755
--- a/tests/qemu-iotests/041
+++ b/tests/qemu-iotests/041
@@ -207,33 +207,6 @@ class TestSingleBlockdev(TestSingleDrive):
     test_image_not_found = None
     test_small_buffer2 = None
 
-class TestBlockdevAttached(iotests.QMPTestCase):
-    image_len = 1 * 1024 * 1024 # MB
-
-    def setUp(self):
-        iotests.create_image(backing_img, self.image_len)
-        qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
-        qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, target_img)
-        self.vm = iotests.VM().add_drive(test_img)
-        self.vm.launch()
-
-    def tearDown(self):
-        self.vm.shutdown()
-        os.remove(test_img)
-        os.remove(target_img)
-
-    def test_blockdev_attached(self):
-        self.assert_no_active_block_jobs()
-        args = {'options':
-                    {'driver': iotests.imgfmt,
-                     'id': 'drive1',
-                     'file': { 'filename': target_img, 'driver': 'file' } } }
-        result = self.vm.qmp("blockdev-add", **args)
-        self.assert_qmp(result, 'return', {})
-        result = self.vm.qmp('blockdev-mirror', device='drive0', sync='full',
-                             target='drive1')
-        self.assert_qmp(result, 'error/class', 'GenericError')
-
 class TestSingleDriveZeroLength(TestSingleDrive):
     image_len = 0
     test_small_buffer2 = None
diff --git a/tests/qemu-iotests/041.out b/tests/qemu-iotests/041.out
index b67d0504a6..b0cadc8245 100644
--- a/tests/qemu-iotests/041.out
+++ b/tests/qemu-iotests/041.out
@@ -1,5 +1,5 @@
-............................................................................
+...........................................................................
 ----------------------------------------------------------------------
-Ran 76 tests
+Ran 75 tests
 
 OK
diff --git a/tests/test-blockjob-txn.c b/tests/test-blockjob-txn.c
index 55fad9507a..828389bb45 100644
--- a/tests/test-blockjob-txn.c
+++ b/tests/test-blockjob-txn.c
@@ -15,6 +15,7 @@
 #include "qapi/error.h"
 #include "qemu/main-loop.h"
 #include "block/blockjob.h"
+#include "sysemu/block-backend.h"
 
 typedef struct {
     BlockJob common;
@@ -30,7 +31,7 @@ static const BlockJobDriver test_block_job_driver = {
 
 static void test_block_job_complete(BlockJob *job, void *opaque)
 {
-    BlockDriverState *bs = job->bs;
+    BlockDriverState *bs = blk_bs(job->blk);
     int rc = (intptr_t)opaque;
 
     if (block_job_is_cancelled(job)) {
diff --git a/tests/test-throttle.c b/tests/test-throttle.c
index 5ec966c8a4..c02be805f7 100644
--- a/tests/test-throttle.c
+++ b/tests/test-throttle.c
@@ -578,9 +578,9 @@ static void test_groups(void)
     BlockBackend *blk1, *blk2, *blk3;
     BlockBackendPublic *blkp1, *blkp2, *blkp3;
 
-    blk1 = blk_new_with_bs(&error_abort);
-    blk2 = blk_new_with_bs(&error_abort);
-    blk3 = blk_new_with_bs(&error_abort);
+    blk1 = blk_new();
+    blk2 = blk_new();
+    blk3 = blk_new();
 
     blkp1 = blk_get_public(blk1);
     blkp2 = blk_get_public(blk2);