Merge tag 'pull-request-2025-03-07' of https://gitlab.com/thuth/qemu into staging

* Bug fixes and some small improvements for functional tests
* Improve performance of s390x PCI passthrough devices with relaxed translation

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# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
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# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2025-03-07' of https://gitlab.com/thuth/qemu:
  s390x/pci: indicate QEMU supports relaxed translation for passthrough
  s390x/pci: add support for guests that request direct mapping
  MAINTAINERS: Add docs/devel/testing/functional.rst to the functional section
  doc: add missing 'Asset' type in function test doc
  tests/functional/test_virtio_balloon: Only use KVM for running this test
  tests/functional: fix race in virtio balloon test
  tests/functional: Increase the timeout of the mips64el_replay test
  tests/functional/test_mips_malta: Add a network test via the pcnet NIC
  tests/functional: Move the code for testing HTTP downloads to a common function
  tests/functional: stop output from zstd command when uncompressing
  tests/functional: drop unused 'get_tag' method
  tests/functional: skip memaddr tests on 32-bit builds
  tests/functional: reduce tuxrun maxmem to work on 32-bit hosts
  tests/functional: set 'qemu_bin' as an object level field
  tests/functional: remove unused 'bin_prefix' variable

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 25 insertions, 1 deletions

diff --git a/tests/functional/qemu_test/linuxkernel.py b/tests/functional/qemu_test/linuxkernel.py
index 2c95981..2aca0ee 100644
--- a/tests/functional/qemu_test/linuxkernel.py
+++ b/tests/functional/qemu_test/linuxkernel.py
@@ -3,8 +3,12 @@
 # This work is licensed under the terms of the GNU GPL, version 2 or
 # later.  See the COPYING file in the top-level directory.
 
+import hashlib
+import urllib.request
+
+from .cmd import wait_for_console_pattern, exec_command_and_wait_for_pattern
 from .testcase import QemuSystemTest
-from .cmd import wait_for_console_pattern
+from .utils import get_usernet_hostfwd_port
 
 
 class LinuxKernelTest(QemuSystemTest):
@@ -26,3 +30,23 @@ class LinuxKernelTest(QemuSystemTest):
         self.vm.launch()
         if wait_for:
                 self.wait_for_console_pattern(wait_for)
+
+    def check_http_download(self, filename, hashsum, guestport=8080,
+                            pythoncmd='python3 -m http.server'):
+        exec_command_and_wait_for_pattern(self,
+                        f'{pythoncmd} {guestport} & sleep 1',
+                        f'Serving HTTP on 0.0.0.0 port {guestport}')
+        hl = hashlib.sha256()
+        hostport = get_usernet_hostfwd_port(self.vm)
+        url = f'http://localhost:{hostport}{filename}'
+        self.log.info(f'Downloading {url} ...')
+        with urllib.request.urlopen(url) as response:
+            while True:
+                chunk = response.read(1 << 20)
+                if not chunk:
+                    break
+                hl.update(chunk)
+
+        digest = hl.hexdigest()
+        self.log.info(f'sha256sum of download is {digest}.')
+        self.assertEqual(digest, hashsum)