Enrico Jörns ad81041a33 perf: fix TMPDIR contamination for recent mainline kernels
The sed command

  sed -i -e "s,prefix='\$(DESTDIR_SQ)/usr'$,prefix='\$(DESTDIR_SQ)/usr' --install-lib='\$(PYTHON_SITEPACKAGES_DIR)' --root='\$(DESTDIR)',g" \
    ${S}/tools/perf/Makefile.perf

that was introduced by oe-core commit 43f96506 ("perf: fix the
install-python_ext") [1] and adapted with oe-core commit 138673f8
("perf: Fix reproducibility issues with 5.19 onwards") [2], patches the
'setup.py install' arguments for the 'install-python_ext' Make target
similar to what the setuptools3_legacy.bbclass provides as
${SETUPTOOLS_INSTALL_ARGS}.

However, this only applies to the linux-yocto kernel patched with
linux-yocto commit 3fd60d4d ("perf: change --root to --prefix for python
install") [3] that was introduced in 2012 and never went upstream in any
way.

For a recent mainline kernel instead, we will run into host path
contamination QA warnings like:

| WARNING: perf-1.0-r0 do_package_qa: QA Issue: File /usr/lib/python3.11/site-packages/perf-0.1-py3.11-linux-x86_64.egg/EGG-INFO/SOURCES.txt in package perf-python contains reference to TMPDIR
| File /usr/lib/python3.11/site-packages/perf-0.1-py3.11-linux-x86_64.egg/__pycache__/perf.cpython-311.pyc in package perf-python contains reference to TMPDIR [buildpaths]

To fix this, this commit introduces a replacement for Makefile.perf that
results in the exact same setup.py install args as for the linux-yocto
kernel.

In oe-core commit c849ed0c ("perf: fix the install-python_ext on
upstream kernel") [4], the sed that was originally meant for 'Makefile'
only, was extended to 'Makefile*' (and thus including) Makefile.perf to
fix similar issues.

Since this would the affect the just-introduced Makefile.perf-specific
sed, the scope of this extra sed was limited back to 'Makefile' only.
The line could also be entirely removed maybe, since it seems to be for
very old kernels only.

In general, I would tend to argue that the above-mentioned linux-yocto
patch for  should be dropped if it requires additional sed-based
patching anyway.

[1] https://git.openembedded.org/openembedded-core/commit/?id=43f965061f8af4c4537e9d9c0257253e613a616d
[2] https://git.openembedded.org/openembedded-core/commit/?id=138673f833a72c636a7fa185089f25dda350dc54
[3] https://git.yoctoproject.org/linux-yocto/commit/?id=3fd60d4d6f0095b03ff9b7b1499a049c580e7302
[4] https://git.openembedded.org/openembedded-core/commit/?id=c849ed0c66a2fb7d91795c421eb4c87b47d03c0d

(From OE-Core rev: e68d97dd605babc3c16815b890a52ea3a3a69965)

Signed-off-by: Enrico Jorns <ejo@pengutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2024-04-04 21:50:24 +01:00
2024-02-19 11:34:33 +00:00
2021-07-19 18:07:21 +01:00
2023-10-19 11:31:13 +01:00

Poky

Poky is an integration of various components to form a pre-packaged build system and development environment which is used as a development and validation tool by the Yocto Project. It features support for building customised embedded style device images and custom containers. There are reference demo images ranging from X11/GTK+ to Weston, commandline and more. The system supports cross-architecture application development using QEMU emulation and a standalone toolchain and SDK suitable for IDE integration.

Additional information on the specifics of hardware that Poky supports is available in README.hardware. Further hardware support can easily be added in the form of BSP layers which extend the systems capabilities in a modular way. Many layers are available and can be found through the layer index.

As an integration layer Poky consists of several upstream projects such as BitBake, OpenEmbedded-Core, Yocto documentation, the 'meta-yocto' layer which has configuration and hardware support components. These components are all part of the Yocto Project and OpenEmbedded ecosystems.

The Yocto Project has extensive documentation about the system including a reference manual which can be found at https://docs.yoctoproject.org/

OpenEmbedded is the build architecture used by Poky and the Yocto project. For information about OpenEmbedded, see the OpenEmbedded website.

Contribution Guidelines

Please refer to our contributor guide here: https://docs.yoctoproject.org/dev/contributor-guide/ for full details on how to submit changes.

Where to Send Patches

As Poky is an integration repository (built using a tool called combo-layer), patches against the various components should be sent to their respective upstreams:

OpenEmbedded-Core (files in meta/, meta-selftest/, meta-skeleton/, scripts/):

BitBake (files in bitbake/):

Documentation (files in documentation/):

meta-yocto (files in meta-poky/, meta-yocto-bsp/):

If in doubt, check the openembedded-core git repository for the content you intend to modify as most files are from there unless clearly one of the above categories. Before sending, be sure the patches apply cleanly to the current git repository branch in question.

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