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Rafael Antognolli 7ed0898a8d anv/allocator: Rework chunk return to the state pool.
This commit tries to rework the code that split and returns chunks back
to the state pool, while still keeping the same logic.

The original code would get a chunk larger than we need and split it
into pool->block_size. Then it would return all but the first one, and
would split that first one into alloc_size chunks. Then it would keep
the first one (for the allocation), and return the others back to the
pool.

The new anv_state_pool_return_chunk() function will take a chunk (with
the alloc_size part removed), and a small_size hint. It then splits that
chunk into pool->block_size'd chunks, and if there's some space still
left, split that into small_size chunks. small_size in this case is the
same size as alloc_size.

The idea is to keep the same logic, but make it in a way we can reuse it
to return other chunks to the pool when we are growing the buffer.

v2:
 - Include Jason's suggestions to the algorithm that returns chunks.
 - Update comments.

v3:
 - Disallow returning 0 blocks (Jason).
 - fix min_size in the loop (Jason).
 - remove temporary variables (Jason)
v4:
 - return_chunk() should never return blocks larger than
 pool->block_size.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
2019-01-17 15:08:17 -08:00
bin meson: Add a script to extract the cmd line used for meson 2019-01-15 17:38:47 +00:00
build-support configure: commit test files 2017-10-16 16:32:43 -07:00
docs docs: explain how to see what meson options exist 2019-01-17 17:05:41 +00:00
doxygen doxygen: Plumb through gallium/ to automated documentation 2016-05-30 17:53:45 +01:00
include vulkan: Update the XML and headers to 1.1.97 2019-01-07 10:00:01 -06:00
m4 configure: allow building with python3 2018-10-31 19:15:50 +00:00
scons scons: drop unused HAVE_STDINT_H macro 2018-10-30 18:10:59 +00:00
scripts appveyor: Add a Cygwin build script 2019-01-07 13:40:58 +00:00
src anv/allocator: Rework chunk return to the state pool. 2019-01-17 15:08:17 -08:00
.dir-locals.el dir-locals.el: Adds White Space support 2016-11-14 19:17:49 +02:00
.editorconfig editorconfig: Add max_line_length property 2019-01-10 15:50:34 +02:00
.gitattributes Disable autocrlf for Visual Studio project files. 2008-02-28 12:34:01 +09:00
.gitignore .gitignore: list *.orig and *.rej 2017-09-06 17:48:50 +01:00
.mailmap mailmap: add various typos of Emil's address from the log 2018-08-16 17:38:04 +01:00
.travis.yml travis: avoid using unset llvm-config 2019-01-11 14:38:35 +00:00
Android.common.mk build: stop defining unused VERSION 2018-11-26 22:05:02 +00:00
Android.mk dri drivers: Always add the sha1 build-id 2017-10-31 23:36:54 -07:00
appveyor.yml appveyor: Add a Cygwin build script 2019-01-07 13:40:58 +00:00
autogen.sh autogen.sh: pass --force to autoreconf, quote ORIGDIR 2015-03-11 23:28:26 +00:00
CleanSpec.mk CleanSpec.mk: Remove HOST_OUT_release 2018-08-02 15:42:40 -06:00
common.py scons/svga: remove opt from the list of valid build types 2018-10-26 12:09:00 -06:00
configure.ac autotools: Deprecate the use of autotools 2019-01-16 09:52:42 -08:00
install-gallium-links.mk gallium: Fix install-gallium-links.mk on non-bash /bin/sh 2016-10-10 08:56:12 -07:00
install-lib-links.mk install-lib-links: remove the .install-lib-links file 2015-02-24 15:33:25 +00:00
Makefile.am v3d: Switch the vc5 driver to using the finalized V3D UABI. 2018-05-16 21:19:07 +01:00
meson.build meson: allow building dri driver without window system if osmesa is classic 2019-01-16 17:49:51 +00:00
meson_options.txt meson: add etnaviv to the tools option 2018-12-18 21:50:58 +01:00
README.rst README: wording fix for previous commit 2018-06-11 18:34:58 +01:00
REVIEWERS REVIEWERS: add Vulkan reviewer group 2018-11-13 17:25:02 +00:00
SConstruct scons: Require python 2.7 2018-08-16 13:52:56 -07:00
VERSION mesa: bump version to 19.1.0-devel 2018-11-01 18:54:02 +00:00

`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
======================================================


Source
------

This repository lives at https://gitlab.freedesktop.org/mesa/mesa.
Other repositories are likely forks, and code found there is not supported.


Build status
------------

Travis:

.. image:: https://travis-ci.org/mesa3d/mesa.svg?branch=master
    :target: https://travis-ci.org/mesa3d/mesa

Appveyor:

.. image:: https://img.shields.io/appveyor/ci/mesa3d/mesa.svg
    :target: https://ci.appveyor.com/project/mesa3d/mesa

Coverity:

.. image:: https://scan.coverity.com/projects/139/badge.svg?flat=1
    :target: https://scan.coverity.com/projects/mesa


Build & install
---------------

You can find more information in our documentation (`docs/install.html
<https://mesa3d.org/install.html>`_), but the recommended way is to use
Meson (`docs/meson.html <https://mesa3d.org/meson.html>`_):

.. code-block:: sh

  $ mkdir build
  $ cd build
  $ meson ..
  $ sudo ninja install


Support
-------

Many Mesa devs hang on IRC; if you're not sure which channel is
appropriate, you should ask your question on `Freenode's #dri-devel
<irc://chat.freenode.net#dri-devel>`_, someone will redirect you if
necessary.
Remember that not everyone is in the same timezone as you, so it might
take a while before someone qualified sees your question.
To figure out who you're talking to, or which nick to ping for your
question, check out `Who's Who on IRC
<https://dri.freedesktop.org/wiki/WhosWho/>`_.

The next best option is to ask your question in an email to the
mailing lists: `mesa-dev\@lists.freedesktop.org
<https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_


Bug reports
-----------

If you think something isn't working properly, please file a bug report
(`docs/bugs.html <https://mesa3d.org/bugs.html>`_).


Contributing
------------

Contributions are welcome, and step-by-step instructions can be found in our
documentation (`docs/submittingpatches.html
<https://mesa3d.org/submittingpatches.html>`_).

Note that Mesa uses email mailing-lists for patches submission, review and
discussions.