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From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: fam@euphon.net, Thomas Huth <thuth@redhat.com>,
	berrange@redhat.com, pbonzini@redhat.com, f4bug@amsat.org,
	robhenry@microsoft.com, aaron@os.amperecomputing.com,
	Willian Rampazzo <willianr@redhat.com>,
	mahmoudabdalghany@outlook.com, minyihh@uci.edu, cota@braap.org,
	Wainer dos Santos Moschetta <wainersm@redhat.com>,
	stefanha@redhat.com, crosa@redhat.com, kuhn.chenqun@huawei.com,
	ma.mandourr@gmail.com, Alexandre Iooss <erdnaxe@crans.org>,
	aurelien@aurel32.net
Subject: Re: [PATCH v3 32/40] tcg/plugins: enable by default for most TCG builds
Date: Fri, 9 Jul 2021 08:12:52 -0700	[thread overview]
Message-ID: <3315b52d-c0d8-d444-d744-e516a22bcda0@linaro.org> (raw)
In-Reply-To: <20210709143005.1554-33-alex.bennee@linaro.org>

On 7/9/21 7:29 AM, Alex Bennée wrote:
> Aside from a minor bloat to file size the ability to have TCG plugins
> has no real impact on performance unless a plugin is actively loaded.
> Even then the libempty.so plugin shows only a minor degradation in
> performance caused by the extra book keeping the TCG has to do to keep
> track of instructions. As it's a useful feature lets just enable it by
> default and reduce our testing matrix a little.
> 
> We need to move our linker testing earlier so we can be sure we can
> enable the loader module required. As we have ruled out static &
> plugins in an earlier patch we can also reduce the indent a little.
> 
> Cc: Paolo Bonzini<pbonzini@redhat.com>
> Reviewed-by: Thomas Huth<thuth@redhat.com>
> Signed-off-by: Alex Bennée<alex.bennee@linaro.org>
> 
> ---
> v2
>    - properly handle plugins being ""
>    - make the test for linker support handle default case
>    - move linker tests to before the glib-modules test
> v3
>    - remove stray debug ($plugins)
>    - remove no longer needed if static = no check
>    - update commit message
> ---
>   docs/devel/tcg-plugins.rst |   3 +-
>   configure                  | 122 ++++++++++++++++++++-----------------
>   .gitlab-ci.d/buildtest.yml |  23 -------
>   3 files changed, 67 insertions(+), 81 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


  reply	other threads:[~2021-07-09 15:13 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-09 14:29 [PATCH for 6.1 v3 00/40] testing and plugins pre-PR Alex Bennée
2021-07-09 14:29 ` [PATCH v3 01/40] Jobs based on custom runners: documentation and configuration placeholder Alex Bennée
2021-07-09 14:29 ` [PATCH v3 02/40] Jobs based on custom runners: build environment docs and playbook Alex Bennée
2021-07-09 14:29 ` [PATCH v3 03/40] Jobs based on custom runners: docs and gitlab-runner setup playbook Alex Bennée
2021-07-09 14:29 ` [PATCH v3 04/40] Jobs based on custom runners: add job definitions for QEMU's machines Alex Bennée
2021-07-09 14:29 ` [PATCH v3 05/40] tests/tcg: also disable the signals test for plugins Alex Bennée
2021-07-09 14:29 ` [PATCH v3 06/40] build: validate that system capstone works before using it Alex Bennée
2021-07-09 14:29 ` [PATCH v3 07/40] gitlab: support for FreeBSD 12, 13 and macOS 11 via cirrus-run Alex Bennée
2021-07-09 14:29 ` [PATCH v3 08/40] cirrus: delete FreeBSD and macOS jobs Alex Bennée
2021-07-09 14:29 ` [PATCH v3 09/40] hw/usb/ccid: remove references to NSS Alex Bennée
2021-07-09 14:29 ` [PATCH v3 10/40] tests/docker: don't use BUILDKIT in GitLab either Alex Bennée
2021-07-09 14:29 ` [PATCH v3 11/40] tests/docker: use project specific container registries Alex Bennée
2021-07-09 14:29 ` [PATCH v3 12/40] tests/docker: use explicit docker.io registry Alex Bennée
2021-07-09 14:29 ` [PATCH v3 13/40] tests/docker: remove FEATURES env var from templates Alex Bennée
2021-07-09 14:29 ` [PATCH v3 14/40] tests/docker: fix sorting in package lists Alex Bennée
2021-07-09 14:29 ` [PATCH v3 15/40] tests/docker: fix mistakes in centos " Alex Bennée
2021-07-09 14:29 ` [PATCH v3 16/40] tests/docker: fix mistakes in fedora package list Alex Bennée
2021-07-09 14:29 ` [PATCH v3 17/40] tests/docker: fix mistakes in ubuntu package lists Alex Bennée
2021-07-09 14:29 ` [PATCH v3 18/40] tests/docker: remove mingw packages from Fedora Alex Bennée
2021-07-09 14:29 ` [PATCH v3 19/40] tests/docker: expand centos8 package list Alex Bennée
2021-07-09 14:29 ` [PATCH v3 20/40] tests/docker: expand fedora " Alex Bennée
2021-07-09 14:29 ` [PATCH v3 21/40] tests/docker: expand ubuntu1804 " Alex Bennée
2021-07-09 14:29 ` [PATCH v3 22/40] tests/docker: expand ubuntu2004 " Alex Bennée
2021-07-09 14:29 ` [PATCH v3 23/40] tests/docker: expand opensuse-leap " Alex Bennée
2021-07-09 14:29 ` [PATCH v3 24/40] tests/vm: update NetBSD to 9.2 Alex Bennée
2021-07-09 14:29 ` [PATCH v3 25/40] tests/vm: update openbsd to release 6.9 Alex Bennée
2021-07-09 14:29 ` [PATCH v3 26/40] tests/tcg: make test-mmap a little less aggressive Alex Bennée
2021-07-09 15:04   ` Richard Henderson
2021-07-11 23:59   ` Taylor Simpson
2021-07-09 14:29 ` [PATCH v3 27/40] plugins: fix-up handling of internal hostaddr for 32 bit Alex Bennée
2021-07-09 14:29 ` [PATCH v3 28/40] meson.build: move TCG plugin summary output Alex Bennée
2021-07-09 14:29 ` [PATCH v3 29/40] configure: don't allow plugins to be enabled for a non-TCG build Alex Bennée
2021-07-09 14:29 ` [PATCH v3 30/40] configure: add an explicit static and plugins check Alex Bennée
2021-07-09 15:06   ` Richard Henderson
2021-07-09 14:29 ` [PATCH v3 31/40] configure: stop user enabling plugins on Windows for now Alex Bennée
2021-07-09 14:29 ` [PATCH v3 32/40] tcg/plugins: enable by default for most TCG builds Alex Bennée
2021-07-09 15:12   ` Richard Henderson [this message]
2021-07-09 14:29 ` [PATCH v3 33/40] contrib/plugins: enable -Wall for building plugins Alex Bennée
2021-07-09 14:29 ` [PATCH v3 34/40] contrib/plugins: add execlog to log instruction execution and memory access Alex Bennée
2021-07-09 14:30 ` [PATCH v3 35/40] docs/devel: tcg-plugins: add execlog plugin description Alex Bennée
2021-07-09 14:30 ` [PATCH v3 36/40] plugins: Added a new cache modelling plugin Alex Bennée
2021-07-09 14:30 ` [PATCH v3 37/40] plugins/cache: Enable cache parameterization Alex Bennée
2021-07-09 14:30 ` [PATCH v3 38/40] plugins/cache: Added FIFO and LRU eviction policies Alex Bennée
2021-07-09 14:30 ` [PATCH v3 39/40] docs/devel: Added cache plugin to the plugins docs Alex Bennée
2021-07-09 14:30 ` [PATCH v3 40/40] MAINTAINERS: Added myself as a reviewer for TCG Plugins Alex Bennée

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