Merge remote-tracking branch 'kwolf/for-anthony' into staging

* kwolf/for-anthony:
  test-coroutine: add performance test for nesting
  coroutine: adding configure option for sigaltstack coroutine backend
  coroutine: adding configure choose mechanism for coroutine backend
  coroutine: adding sigaltstack method (.c source)
  qcow2: Reduce number of I/O requests
  qcow2: Add qcow2_alloc_clusters_at()
  qcow2: Factor out count_cow_clusters
  qmp: convert blockdev-snapshot-sync to a wrapper around transactions
  add mode field to blockdev-snapshot-sync transaction item
  rename blockdev-group-snapshot-sync
  qapi: complete implementation of unions
  use QSIMPLEQ_FOREACH_SAFE when freeing list elements
  Add 'make check-block'
  make check: Add qemu-iotests subset
  qemu-iotests: Mark some tests as quick
  qcow2: Add error messages in qcow2_truncate
  block: handle -EBUSY in bdrv_commit_all()
  qcow2: Add some tracing
  qed: do not evict in-use L2 table cache entries
  Group snapshot: Fix format name for backing file

4 files changed, 61 insertions, 13 deletions

diff --git a/tests/Makefile b/tests/Makefile
index 74b29dc..c78ade1 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,6 +1,9 @@
+export SRC_PATH
+
 CHECKS = check-qdict check-qfloat check-qint check-qstring check-qlist
 CHECKS += check-qjson test-qmp-output-visitor test-qmp-input-visitor
 CHECKS += test-string-input-visitor test-string-output-visitor test-coroutine
+CHECKS += $(SRC_PATH)/tests/qemu-iotests-quick.sh
 
 check-qint.o check-qstring.o check-qdict.o check-qlist.o check-qfloat.o check-qjson.o test-coroutine.o: $(GENERATED_HEADERS)
 
@@ -42,6 +45,13 @@ test-qmp-input-visitor: test-qmp-input-visitor.o $(qobject-obj-y) $(qapi-obj-y)
 test-qmp-commands.o: $(addprefix $(qapi-dir)/, test-qapi-types.c test-qapi-types.h test-qapi-visit.c test-qapi-visit.h test-qmp-marshal.c test-qmp-commands.h) $(qapi-obj-y)
 test-qmp-commands: test-qmp-commands.o $(qobject-obj-y) $(qapi-obj-y) $(tools-obj-y) $(qapi-dir)/test-qapi-visit.o $(qapi-dir)/test-qapi-types.o $(qapi-dir)/test-qmp-marshal.o module.o
 
-.PHONY: check
+$(SRC_PATH)/tests/qemu-iotests-quick.sh: qemu-img qemu-io
+
+
+.PHONY: check check-block
+
 check: $(CHECKS)
 	$(call quiet-command, gtester $(CHECKS), "  CHECK")
+
+check-block:
+	$(call quiet-command, $(SHELL) $(SRC_PATH)/tests/check-block.sh , "  CHECK")
diff --git a/tests/check-block.sh b/tests/check-block.sh
new file mode 100755
index 0000000..b9d9c6a
--- /dev/null
+++ b/tests/check-block.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+export QEMU_PROG="$(pwd)/x86_64-softmmu/qemu-system-x86_64"
+export QEMU_IMG_PROG="$(pwd)/qemu-img"
+export QEMU_IO_PROG="$(pwd)/qemu-io"
+
+if [ ! -x $QEMU_PROG ]; then
+    echo "'make check-block' requires qemu-system-x86_64"
+    exit 1
+fi
+
+cd $SRC_PATH/tests/qemu-iotests
+
+ret=0
+./check -T -nocache -raw || ret=1
+./check -T -nocache -qcow2 || ret=1
+./check -T -nocache -qed|| ret=1
+./check -T -nocache -vmdk|| ret=1
+./check -T -nocache -vpc || ret=1
+
+exit $ret
diff --git a/tests/qemu-iotests-quick.sh b/tests/qemu-iotests-quick.sh
new file mode 100755
index 0000000..cf90de0
--- /dev/null
+++ b/tests/qemu-iotests-quick.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+# We don't know which of the system emulator binaries there is (or if there is
+# any at all), so the 'quick' group doesn't contain any tests that require
+# running qemu proper. Assign a fake binary name so that qemu-iotests doesn't
+# complain about the missing binary.
+export QEMU_PROG="this_should_be_unused"
+
+export QEMU_IMG_PROG="$(pwd)/qemu-img"
+export QEMU_IO_PROG="$(pwd)/qemu-io"
+
+cd $SRC_PATH/tests/qemu-iotests
+
+ret=0
+./check -T -nocache -qcow2 -g quick || ret=1
+
+exit $ret
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index fcf869d..b549f10 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -8,32 +8,32 @@
 # test-group association ... one line per test
 #
 001 rw auto
-002 rw auto
+002 rw auto quick
 003 rw auto
-004 rw auto
+004 rw auto quick
 005 img auto
 006 img auto
 007 snapshot auto
 008 rw auto
 009 rw auto
 010 rw auto
-011 rw auto
-012 auto
+011 rw auto quick
+012 auto quick
 013 rw auto
 014 rw auto
 015 rw snapshot auto
-016 rw auto
-017 rw backing auto
+016 rw auto quick
+017 rw backing auto quick
 018 rw backing auto
-019 rw backing auto
-020 rw backing auto
+019 rw backing auto quick
+020 rw backing auto quick
 021 io auto
 022 rw snapshot auto
 023 rw auto
-024 rw backing auto
-025 rw auto
+024 rw backing auto quick
+025 rw auto quick
 026 rw blkdbg auto
-027 rw auto
+027 rw auto quick
 028 rw backing auto
-029 rw auto
+029 rw auto quick
 030 rw auto