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author | Emilio Pozuelo Monfort <pochu27@gmail.com> | 2010-05-19 13:40:50 +0200 |
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committer | Emilio Pozuelo Monfort <pochu27@gmail.com> | 2010-05-19 13:40:50 +0200 |
commit | c9f6e8adcf2511b2b70f3a00e5e967f42661b12d (patch) | |
tree | ee8efd127962e32ee5d570f5702f866555feccfd | |
parent | 8ebaa144f9ba3daf8be8f41518d12d05d76fb017 (diff) |
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diff --git a/user/pochu.mdwn b/user/pochu.mdwn new file mode 100644 index 00000000..32cbf959 --- /dev/null +++ b/user/pochu.mdwn @@ -0,0 +1,73 @@ +[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +# Emilio Pozuelo Monfort + +Email: pochu27@gmail.com + +--- + +# GSoC 2010: Hurd: Fix Compatibility Problems Exposed by Testsuites + +Mentor: Carl Fredrik Hammar + +## Abstract + +This project will consist of identifiying some projects' test suite +failures when executed on GNU/Hurd, debugging them, and if they are +truly GNU/Hurd issues (and not problems in the projects themselves), +fixing them. + +## Timeline + +### Before April 28 +* Investigated the glib's gtester problem and tracked it down: + [bug 28934](https://savannah.gnu.org/bugs/?28934). Prepared a patch + but it's not good. +* [glib's garray test timeouts on Hurd](https://bugzilla.gnome.org/show_bug.cgi?id=568760). + The tests passes if the timeout is increased. The current upstream timeout + (10s) is quite small (it fails on many Debian builds for some Linux arches). + However on Hurd it needs a very big time it seems (like more than 100s). + Maybe do an allocation benchmarch? +* Investigated glib's unix-fd test failure: getsockopt() isn't implemented + on Hurd. Need to implement it in hurd/pflocal/socket.c. +* Investigated coreutils' ln EIEIO, with Samuel's help. linkat() is buggy. + Reported as [bug 29655](https://savannah.gnu.org/bugs/?29655). Prepared a + patch, waiting on the copyright paperwork before submitting it to libc-alpha. + Got part of it already (committed)[http://sources.redhat.com/ml/libc-alpha/2010-04/msg00046.html]. +* Investigated coreutils' cp EACCES. Test case: 'mkfifo a && cp -R --copy-contents a b'. + Problem is that O_NOFOLLOW adds O_NOTRANS. + + +### April 28 - May 5 +* Submitted a talk proposal on Hurd with Michael Banck for DebConf +* Sent request to assign copyright to the FSF for Hurd/Mach/libc + +### May 5 - May 12 +* Read http://www.gnu.org/software/hurd/hurd-paper.html +* Improved the linkat() patch +* Fixed the issues mentioned in bug 28934, but after doing so I realized + that wouldn't work well. The only good solution is to pass file_name + from execve() to the exec server, so we need new RPCs. + +### May 12 - May 19 +* Read http://www.gnu.org/software/hurd/hurd-talk.html +* Half read http://www.gnu.org/software/hurd/hacking-guide/hhg.html +* Read many Hurd interfaces (fs.defs, auth.defs, fsys.defs, io.defs, + password.defs). + + +## TODO + + +## Documentation +* [Towards a New Strategy of OS Design, an architectural overview by Thomas Bushnell, BSG](http://www.gnu.org/software/hurd/hurd-paper.html) +* [The Hurd, a presentation by Marcus Brinkmann](http://www.gnu.org/software/hurd/hurd-talk.html) +* [The Hurd Hacking Guide](http://www.gnu.org/software/hurd/hacking-guide/hhg.html) |