Merge tag 'pull-maintainer-ominbus-300823-1' of https://gitlab.com/stsquad/qemu into staging

testing and gdbstub updates:

  - enable ccache for gitlab builds
  - fix various test info leakages for non V=1
  - update style to allow loop vars
  - bump FreeBSD to v13.2
  - clean-up gdbstub tests
  - various gdbstub doc and refactorings

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* tag 'pull-maintainer-ominbus-300823-1' of https://gitlab.com/stsquad/qemu:
  gdbstub: move comment for gdb_register_coprocessor
  gdbstub: replace global gdb_has_xml with a function
  gdbstub: refactor get_feature_xml
  gdbstub: remove unused user_ctx field
  gdbstub: fixes cases where wrong threads were reported to GDB on SIGINT
  tests/tcg: clean-up gdb confirm/pagination settings
  tests: remove test-gdbstub.py
  .gitlab-ci.d/cirrus.yml: Update FreeBSD to v13.2
  docs/style: permit inline loop variables
  tests/tcg: remove quoting for info output
  tests/docker: cleanup non-verbose output
  gitlab: enable ccache for many build jobs

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

2 files changed, 15 insertions, 1 deletions

diff --git a/docs/devel/ci-jobs.rst.inc b/docs/devel/ci-jobs.rst.inc
index 3f6802d..4c39cdb 100644
--- a/docs/devel/ci-jobs.rst.inc
+++ b/docs/devel/ci-jobs.rst.inc
@@ -188,3 +188,10 @@ If you've got access to a CentOS Stream 8 x86_64 host that can be
 used as a gitlab-CI runner, you can set this variable to enable the
 tests that require this kind of host. The runner should be tagged with
 both "centos_stream_8" and "x86_64".
+
+CCACHE_DISABLE
+~~~~~~~~~~~~~~
+The jobs are configured to use "ccache" by default since this typically
+reduces compilation time, at the cost of increased storage. If the
+use of "ccache" is suspected to be hurting the overall job execution
+time, setting the "CCACHE_DISABLE=1" env variable to disable it.
diff --git a/docs/devel/style.rst b/docs/devel/style.rst
index 3cfcdeb..2f68b50 100644
--- a/docs/devel/style.rst
+++ b/docs/devel/style.rst
@@ -204,7 +204,14 @@ Declarations
 
 Mixed declarations (interleaving statements and declarations within
 blocks) are generally not allowed; declarations should be at the beginning
-of blocks.
+of blocks. To avoid accidental re-use it is permissible to declare
+loop variables inside for loops:
+
+.. code-block:: c
+
+    for (int i = 0; i < ARRAY_SIZE(thing); i++) {
+        /* do something loopy */
+    }
 
 Every now and then, an exception is made for declarations inside a
 #ifdef or #ifndef block: if the code looks nicer, such declarations can