Re: [Minios-devel] [UNIKRAFT PATCH v5 0/4] isolate symbols inside libraries

[Florian Schmidt <Florian.Schmidt@xxxxxxxxx>]

Thanks Simon, Yuri,

this will go in later today.

On 09/03/2018 02:17 PM, Simon Kuenzer wrote:
> Provide per lib/app namespaces
>
> Changes since v1:
> 1) Remove --globalize-symbols (patch 1/3)
> 2) Complete (I hope) list of symbols needed to be exported to support
>     current codebase. Except arm and linux userpace, which are brocken
>     currently.
> 3) Update doccumentation
>
> Changes since v2:
> 1) Export uk_sched_thread_sleep
> 2) Add option to specify per-lib suffix for export.syms
>
> Changes since v3:
> 1) export.syms is renamed to exportsyms.uk in order to point out
>     that this is a Unikraft-specific file
> 2) Output a warning whenever the exportsyms.uk file is missing but
>     continue building. This way we can subsequently introduce required
>     symbol files for each library afterwards and independently.
> 3) Give user the option to specify a alternative filename and path
>     instead of just a suffix. This makes this scheme more flexible
>     including supporting the case when symbol files are part of
>     fetched archives from remote.
> 5) Add further missing symbols in symbol files
> 4) Removed symbol files from platform libs. They will get
>     introduced separately after the long patch series for ARM
>     
> (https://lists.xenproject.org/archives/html/minios-devel/2018-08/msg00044.html)
>     and linux userspace
>     
> (https://lists.xenproject.org/archives/html/minios-devel/2018-08/msg00120.html)
>     are integrated.
>
> Changes since v4:
> 1) Updated documentation
> 2) Added new symbols to exportsyms.uk of libnolibc
>
> Simon Kuenzer (2):
>    build: Introduce symbols exporting for each library
>    lib/*: Add missing exportsyms.uk for libraries in `/lib`
>
> Yuri Volchkov (2):
>    doc: Add section about symbol exporting
>    lib/*: Integrate existing lists of exported symbols
>
>   doc/guides/developers-app.rst          | 36 ++++++++++++++++-
>   doc/guides/developers-external-lib.rst |  9 +++--
>   doc/guides/developers-internal-lib.rst | 25 +++++++-----
>   lib/fdt/Makefile.uk                    |  3 --
>   lib/fdt/exportsyms.uk                  | 62 +++++++++++++++++++++++++++++
>   lib/fdt/global.syms                    | 62 -----------------------------
>   lib/nolibc/exportsyms.uk               | 73 ++++++++++++++++++++++++++++++++++
>   lib/ukalloc/exportsyms.uk              |  9 +++++
>   lib/ukallocbbuddy/exportsyms.uk        |  2 +
>   lib/ukargparse/exportsyms.uk           |  1 +
>   lib/ukboot/exportsyms.uk               |  3 ++
>   lib/ukbus/export.syms                  |  5 ---
>   lib/ukbus/exportsyms.uk                |  5 +++
>   lib/ukdebug/exportsyms.uk              |  8 ++++
>   lib/uklock/export.syms                 |  2 -
>   lib/uklock/exportsyms.uk               |  2 +
>   lib/ukmpi/export.syms                  |  7 ----
>   lib/ukmpi/exportsyms.uk                |  7 ++++
>   lib/uksched/exportsyms.uk              | 15 +++++++
>   lib/ukschedcoop/exportsyms.uk          |  1 +
>   lib/ukswrand/export.syms               |  2 -
>   lib/ukswrand/exportsyms.uk             |  2 +
>   lib/uktimeconv/exportsyms.uk           |  3 ++
>   lib/vfscore/export.syms                |  7 ----
>   lib/vfscore/exportsyms.uk              |  7 ++++
>   support/build/Makefile.rules           | 21 ++++++----
>   26 files changed, 269 insertions(+), 110 deletions(-)
>   create mode 100644 lib/fdt/exportsyms.uk
>   delete mode 100644 lib/fdt/global.syms
>   create mode 100644 lib/nolibc/exportsyms.uk
>   create mode 100644 lib/ukalloc/exportsyms.uk
>   create mode 100644 lib/ukallocbbuddy/exportsyms.uk
>   create mode 100644 lib/ukargparse/exportsyms.uk
>   create mode 100644 lib/ukboot/exportsyms.uk
>   delete mode 100644 lib/ukbus/export.syms
>   create mode 100644 lib/ukbus/exportsyms.uk
>   create mode 100644 lib/ukdebug/exportsyms.uk
>   delete mode 100644 lib/uklock/export.syms
>   create mode 100644 lib/uklock/exportsyms.uk
>   delete mode 100644 lib/ukmpi/export.syms
>   create mode 100644 lib/ukmpi/exportsyms.uk
>   create mode 100644 lib/uksched/exportsyms.uk
>   create mode 100644 lib/ukschedcoop/exportsyms.uk
>   delete mode 100644 lib/ukswrand/export.syms
>   create mode 100644 lib/ukswrand/exportsyms.uk
>   create mode 100644 lib/uktimeconv/exportsyms.uk
>   delete mode 100644 lib/vfscore/export.syms
>   create mode 100644 lib/vfscore/exportsyms.uk
--
Dr. Florian Schmidt
フローリアン・シュミット
Research Scientist,
Systems and Machine Learning Group
NEC Laboratories Europe
Kurfürsten-Anlage 36, D-69115 Heidelberg
Tel.     +49 (0)6221 4342-265
Fax:     +49 (0)6221 4342-155
e-mail:  florian.schmidt@xxxxxxxxx
============================================================
Registered at Amtsgericht Mannheim, Germany, HRB728558

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