Merge tag 'pull-request-2025-04-30' of https://gitlab.com/thuth/qemu into staging

* Extend s390x diagnose call 308 subcode 10 to return more information
* Make valgrind support configurable
* Drop support for Python 3.8
* Some other misc cosmetic changes

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# gpg: Signature made Wed 30 Apr 2025 14:48:36 EDT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# 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-2025-04-30' of https://gitlab.com/thuth/qemu:
  docs/devel/build-environment: enhance MSYS2 instructions
  hw/rtc/mc146818rtc: Drop pre-v3 migration stream support
  meson.build: Put the D-Bus summary into the UI section
  tests/functional/test_ppc64_pseries: Skip test_ppc64_linux_smt_boot if necessary
  Drop support for Python 3.8
  meson/configure: add 'valgrind' option & --{en, dis}able-valgrind flag
  target/s390x: Return UVC cmd code, RC and RRC value when DIAG 308 Subcode 10 fails to enter secure mode
  target/s390x: Introduce function when exiting PV
  target/s390x: Introduce constant when checking if PV header couldn't be decrypted

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

3 files changed, 8 insertions, 9 deletions

diff --git a/python/Makefile b/python/Makefile
index 1fa4ba2498..764b79ccb2 100644
--- a/python/Makefile
+++ b/python/Makefile
@@ -9,13 +9,13 @@ help:
 	@echo "make check-minreqs:"
 	@echo "    Run tests in the minreqs virtual environment."
 	@echo "    These tests use the oldest dependencies."
-	@echo "    Requires: Python 3.8"
-	@echo "    Hint (Fedora): 'sudo dnf install python3.8'"
+	@echo "    Requires: Python 3.9"
+	@echo "    Hint (Fedora): 'sudo dnf install python3.9'"
 	@echo ""
 	@echo "make check-tox:"
 	@echo "    Run tests against multiple python versions."
 	@echo "    These tests use the newest dependencies."
-	@echo "    Requires: Python 3.8 - 3.11, and tox."
+	@echo "    Requires: Python 3.9 - 3.11, and tox."
 	@echo "    Hint (Fedora): 'sudo dnf install python3-tox python3.11'"
 	@echo "    The variable QEMU_TOX_EXTRA_ARGS can be use to pass extra"
 	@echo "    arguments to tox".
@@ -59,7 +59,7 @@ PIP_INSTALL = pip install --disable-pip-version-check
 min-venv: $(QEMU_MINVENV_DIR) $(QEMU_MINVENV_DIR)/bin/activate
 $(QEMU_MINVENV_DIR) $(QEMU_MINVENV_DIR)/bin/activate: setup.cfg tests/minreqs.txt
 	@echo "VENV $(QEMU_MINVENV_DIR)"
-	@python3.8 -m venv $(QEMU_MINVENV_DIR)
+	@python3.9 -m venv $(QEMU_MINVENV_DIR)
 	@(								\
 		echo "ACTIVATE $(QEMU_MINVENV_DIR)";			\
 		. $(QEMU_MINVENV_DIR)/bin/activate;			\
diff --git a/python/setup.cfg b/python/setup.cfg
index cf5af7e664..c48dff280a 100644
--- a/python/setup.cfg
+++ b/python/setup.cfg
@@ -14,7 +14,6 @@ classifiers =
     Natural Language :: English
     Operating System :: OS Independent
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -23,7 +22,7 @@ classifiers =
     Typing :: Typed
 
 [options]
-python_requires = >= 3.8
+python_requires = >= 3.9
 packages =
     qemu.qmp
     qemu.machine
@@ -78,7 +77,7 @@ exclude = __pycache__,
 
 [mypy]
 strict = True
-python_version = 3.8
+python_version = 3.9
 warn_unused_configs = True
 namespace_packages = True
 warn_unused_ignores = False
@@ -186,7 +185,7 @@ multi_line_output=3
 # of python available on your system to run this test.
 
 [tox:tox]
-envlist = py38, py39, py310, py311, py312, py313
+envlist = py39, py310, py311, py312, py313
 skip_missing_interpreters = true
 
 [testenv]
diff --git a/python/tests/minreqs.txt b/python/tests/minreqs.txt
index a3f423efd8..6445407ba8 100644
--- a/python/tests/minreqs.txt
+++ b/python/tests/minreqs.txt
@@ -1,5 +1,5 @@
 # This file lists the ***oldest possible dependencies*** needed to run
-# "make check" successfully under ***Python 3.8***. It is used primarily
+# "make check" successfully under ***Python 3.9***. It is used primarily
 # by GitLab CI to ensure that our stated minimum versions in setup.cfg
 # are truthful and regularly validated.
 #