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

* nbd and qemu-nbd fixes (Eric, Max)
* nbd refactoring (Vladimir)
* vhost-user-scsi, take N+1 (Felipe)
* replace memory_region_set_fd with memory_region_init_ram_from_fd (Marc-André)
* docs/ movement (Paolo)
* megasas TOCTOU fixes (Paolo)
* make async_safe_run_on_cpu work on kvm/hax accelerators (Paolo)
* Build system and poison.h improvements (Thomas)
* -accel thread=xxx fix (Thomas)
* move files to accel/ (Yang Zhong)

# gpg: Signature made Thu 15 Jun 2017 10:51:55 BST
# gpg:                using RSA key 0xBFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (41 commits)
  vhost-user-scsi: Introduce a vhost-user-scsi sample application
  vhost-user-scsi: Introduce vhost-user-scsi host device
  qemu-doc: include version number
  docs: create interop/ subdirectory
  include/exec/poison: Mark some CONFIG defines as poisoned, too
  include/exec/poison: Add missing TARGET defines
  nbd/server: refactor nbd_trip
  nbd/server: rename rc to ret
  nbd/server: get rid of fail: return rc
  nbd/server: nbd_negotiate: fix error path
  nbd/server: remove NBDClientNewData
  nbd/server: refactor nbd_co_receive_request
  nbd/server: get rid of EAGAIN dead code
  nbd/server: refactor nbd_co_send_reply
  nbd/server: get rid of ssize_t
  nbd/server: get rid of nbd_negotiate_read and friends
  nbd: make nbd_drop public
  nbd: rename read_sync and friends
  accel: move kvm related accelerator files into accel/
  tcg: move tcg backend files into accel/tcg/
  ...

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

2 files changed, 89 insertions, 0 deletions

diff --git a/tests/Makefile.include b/tests/Makefile.include
index f42f3dfa72..77da9b7f4b 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -205,6 +205,8 @@ check-qtest-pci-y += tests/intel-hda-test$(EXESUF)
 gcov-files-pci-y += hw/audio/intel-hda.c hw/audio/hda-codec.c
 check-qtest-pci-$(CONFIG_EVENTFD) += tests/ivshmem-test$(EXESUF)
 gcov-files-pci-y += hw/misc/ivshmem.c
+check-qtest-pci-y += tests/megasas-test$(EXESUF)
+gcov-files-pci-y += hw/scsi/megasas.c
 
 check-qtest-i386-y = tests/endianness-test$(EXESUF)
 check-qtest-i386-y += tests/fdc-test$(EXESUF)
@@ -755,6 +757,7 @@ tests/test-filter-mirror$(EXESUF): tests/test-filter-mirror.o $(qtest-obj-y)
 tests/test-filter-redirector$(EXESUF): tests/test-filter-redirector.o $(qtest-obj-y)
 tests/test-x86-cpuid-compat$(EXESUF): tests/test-x86-cpuid-compat.o $(qtest-obj-y)
 tests/ivshmem-test$(EXESUF): tests/ivshmem-test.o contrib/ivshmem-server/ivshmem-server.o $(libqos-pc-obj-y) $(libqos-spapr-obj-y)
+tests/megasas-test$(EXESUF): tests/megasas-test.o $(libqos-spapr-obj-y) $(libqos-pc-obj-y)
 tests/vhost-user-bridge$(EXESUF): tests/vhost-user-bridge.o contrib/libvhost-user/libvhost-user.o $(test-util-obj-y)
 tests/test-uuid$(EXESUF): tests/test-uuid.o $(test-util-obj-y)
 tests/test-arm-mptimer$(EXESUF): tests/test-arm-mptimer.o
diff --git a/tests/megasas-test.c b/tests/megasas-test.c
new file mode 100644
index 0000000000..ce960e7f81
--- /dev/null
+++ b/tests/megasas-test.c
@@ -0,0 +1,86 @@
+/*
+ * QTest testcase for LSI MegaRAID
+ *
+ * Copyright (c) 2017 Red Hat Inc.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "libqtest.h"
+#include "qemu/bswap.h"
+#include "libqos/libqos-pc.h"
+#include "libqos/libqos-spapr.h"
+
+static QOSState *qmegasas_start(const char *extra_opts)
+{
+    const char *arch = qtest_get_arch();
+    const char *cmd = "-drive id=hd0,if=none,file=null-co://,format=raw "
+                      "-device megasas,id=scsi0,addr=04.0 "
+                      "-device scsi-hd,bus=scsi0.0,drive=hd0 %s";
+
+    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
+        return qtest_pc_boot(cmd, extra_opts ? : "");
+    }
+
+    g_printerr("virtio-scsi tests are only available on x86 or ppc64\n");
+    exit(EXIT_FAILURE);
+}
+
+static void qmegasas_stop(QOSState *qs)
+{
+    qtest_shutdown(qs);
+}
+
+/* Tests only initialization so far. TODO: Replace with functional tests */
+static void pci_nop(void)
+{
+    QOSState *qs;
+
+    qs = qmegasas_start(NULL);
+    qmegasas_stop(qs);
+}
+
+/* This used to cause a NULL pointer dereference.  */
+static void megasas_pd_get_info_fuzz(void)
+{
+    QPCIDevice *dev;
+    QOSState *qs;
+    QPCIBar bar;
+    uint32_t context[256];
+    uint64_t context_pa;
+    int i;
+
+    qs = qmegasas_start(NULL);
+    dev = qpci_device_find(qs->pcibus, QPCI_DEVFN(4,0));
+    g_assert(dev != NULL);
+
+    qpci_device_enable(dev);
+    bar = qpci_iomap(dev, 0, NULL);
+
+    memset(context, 0, sizeof(context));
+    context[0] = cpu_to_le32(0x05050505);
+    context[1] = cpu_to_le32(0x01010101);
+    for (i = 2; i < ARRAY_SIZE(context); i++) {
+        context[i] = cpu_to_le32(0x41414141);
+    }
+    context[6] = cpu_to_le32(0x02020000);
+    context[7] = cpu_to_le32(0);
+
+    context_pa = qmalloc(qs, sizeof(context));
+    memwrite(context_pa, context, sizeof(context));
+    qpci_io_writel(dev, bar, 0x40, context_pa);
+
+    g_free(dev);
+    qmegasas_stop(qs);
+}
+
+int main(int argc, char **argv)
+{
+    g_test_init(&argc, &argv, NULL);
+    qtest_add_func("/megasas/pci/nop", pci_nop);
+    qtest_add_func("/megasas/dcmd/pd-get-info/fuzz", megasas_pd_get_info_fuzz);
+
+    return g_test_run();
+}