From 88177db38dafbed95a6663fd8bc1f9ebc2bdf4b0 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Tue, 8 Jan 2013 21:49:05 +0100 Subject: news/2012-q2 -> news/2012-q1-q2 This one covers two quarters. --- news/2012-q1-q2.mdwn | 169 +++++++++++++++++++++++++++++++++++++++++++++++++++ news/2012-q2.mdwn | 169 --------------------------------------------------- 2 files changed, 169 insertions(+), 169 deletions(-) create mode 100644 news/2012-q1-q2.mdwn delete mode 100644 news/2012-q2.mdwn (limited to 'news') diff --git a/news/2012-q1-q2.mdwn b/news/2012-q1-q2.mdwn new file mode 100644 index 00000000..174d014f --- /dev/null +++ b/news/2012-q1-q2.mdwn @@ -0,0 +1,169 @@ +[[!meta copyright="Copyright © 2012, 2013 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]]."]]"""]] + + + + + +Two quarters of the Hurd, Q1 and Q2 of 2012: *GSoC*, *barrier of entry*, *core* and *porting*. +[[!if test="included()" then="""[[!toggle id=full_news +text="Details."]][[!toggleable id=full_news text="[[!paste id=full_news]]"]]""" +else=" +[[!paste id=full_news]]"]] + +[[!cut id="full_news" text=""" + +### GSoC + +The last two quarters Jeremie Koenig released the final [report](http://www.gnu.org/software/hurd/user/jkoenig/java/report.html) +on his GSoC project Java on Hurd along with a summary of his changes +and the +[challenges](http://lists.gnu.org/archive/html/bug-hurd/2012-01/msg00062.html) +he bested. In a similar track, Samuel Thibault +[merged the slab branch](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00010.html), +finishing Maksym Planetas GSoC work on a better memory allocator. + +Also Pino Toscano improved the Hurd implementations +of [nanosleep](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00130.html) +[ptsname_r](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00122.html), +[getlogin_r](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00121.html), +[getgroups](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00120.html) +and +[sendto](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00009.html), +making it easier to port POSIX programs, and Samuel Thibault +[added Thread Local support (TLS)](http://lists.gnu.org/archive/html/bug-hurd/2012-05/msg00046.html), +further improving the standards conformance of the Hurd and paving the +way for C++11x. + +### Barrier of Entry + +Samuel Thibault, Ludovic Courtès and Thomas Schwinge reduced the +barrier of entry into hacking the Hurd. + +As part of this, Samuel prepared +[dde in incubator](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00037.html), +making about half the Linux network drivers compile on the Hurd. Also +he added the +[netdde debian package and testing notes](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00038.html). + +Ludovic added +[a continuous testing framework](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00019.html) +using a Nix-based GNU QEMU image. Thanks to his work, we now have +[automatic tests](http://hydra.nixos.org/jobset/gnu/hurd-master) +([background](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00104.html)). + +Thomas on the other hand +[moved](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00063.html) +the translators +[cvsfs](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=cvsfs/master) +and +[smbfs](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=smbfs/master) +into the incubator git repository, as well as +[libfuse](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=libfuse/master), +reducing the barrier of entry to improving them, so integrating cvs +and samba in the filesystem and using FUSE translators can be +stabilized more easily. Also he +[improved the Hurd build system](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00087.html), +making it easier to get in: + + “running autoreconf is all you need” + +Additionally Roland McGrath +[merged many libc changes](http://lists.gnu.org/archive/html/bug-hurd/2012-05/msg00033.html) +for upstream inclusion, reducing the maintenance load for getting +recent improvements of libc. + +### The Core of the Hurd + +Ludovic Courtes, Maksym Planeta, Samuel Thibault and Richard Braun +took a dive into the core of the Hurd. Ludovic +[fixed invalid port deallocation in `symlink'](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00013.html) +and +[made console-run resilient against missing /dev/console](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00002.html). Maksym +[tested the performance of tmpfs](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00040.html), +showing a speedup from 22s with ramfs and ext2fs to 16s with tmpfs for +apt-get calls, showing the possible wins due to going deep. An obvious +usecase for tmpfs are +[faster Hurd LiveCDs](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00050.html). Samuel +made it easier to dive in by +[improving debugging in GNU Mach](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00032.html). The +debugger is now aware of the difference between kernel space and user +space. This should substantially reduce the development time for +features in Mach by giving +[nicer stack traces](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00047.html). And +in the deepest core of the Mach, Richard improved memory mapping +[with a red-black tree](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00109.html), +which should speed up memory access. + +### Porting + +As in the previous quarters, we also saw lots of ported packages, +including Richards work on +[libpcap](http://lists.gnu.org/archive/html/bug-hurd/2012-01/msg00059.html) +which brought wireshark and +[pcap_inject](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00000.html) +for easier network testing, +[libtool](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00023.html) +thanks to Samuel Thibault and Peter O'Gorman, +[gnat](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00060.html) +by Svante Signell for Ada support (a language used in many +mission-critical applications such as automotive and aerospace, +offering features like strong typing, modularity, run-time checking +and parallel processing), and +[iconx](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00004.html) +thanks to Samuel Thibault, which fullfills a requirement of tests for +many packages, among them glib - and allowed Svante Signell to port +the literate programming language noweb and ifupdown. Also Thomas +DiModica +[merged](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00018.html) +the cthreads to pthreads patch and +[added a branch for it](http://lists.gnu.org/archive/html/bug-hurd/2012-07/msg00087.html) +to make it easier to work on getting Hurd to use the more current +pthreads. For details, see Richards report about running +[Hurd without dependency on cthreads](http://lists.gnu.org/archive/html/bug-hurd/2012-08/msg00062.html). + +And now, as a final note, we want to share a story about real-life +debugging with the Hurd; IRC, freenode, #hurd, 2012-03-02: + + yay GNU/Hurd + I have added i_translator check in e2fsck, it was missing + I had a volume that was keeping making ext2fs crash + with a reproductible scenario + could easily work out it was i_translator, then add a + check to e2fsck, run it, which indeed fixed, them, and voilà, + ext2fs was working again + all that on the same machine with *no* system reboot + just ext2fs restart :) + + +So if you want to experience enjoyable debugging of code deep in the core of your system, +please [[get in contact|contact_us]] -- and maybe already grab the [[source +code|source_repositories]]. + +--- + +The **GNU Hurd** is the GNU project's replacement for the Unix kernel. It is a +collection of servers that run on the Mach microkernel to implement file +systems, network protocols, file access control, and other features that are +implemented by the Unix kernel or similar kernels (such as Linux). [[More +detailed|hurd/documentation]]. + +**GNU Mach** is the microkernel upon which a GNU Hurd system is based. It +provides an Inter Process Communication (IPC) mechanism that the Hurd uses to +define interfaces for implementing in a distributed multi-server fashion the +services a traditional operating system kernel provides. [[More +detailed|microkernel/mach/gnumach]]. + + + +"""]] diff --git a/news/2012-q2.mdwn b/news/2012-q2.mdwn deleted file mode 100644 index fde83e1b..00000000 --- a/news/2012-q2.mdwn +++ /dev/null @@ -1,169 +0,0 @@ -[[!meta copyright="Copyright © 2012 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]]."]]"""]] - - - - - -A quarter of the Hurd, Q2 of 2012: *GSoC*, *barrier of entry*, *core* and *porting*. -[[!if test="included()" then="""[[!toggle id=full_news -text="Details."]][[!toggleable id=full_news text="[[!paste id=full_news]]"]]""" -else=" -[[!paste id=full_news]]"]] - -[[!cut id="full_news" text=""" - -### GSoC - -The last two quarters Jeremie Koenig released the final [report](http://www.gnu.org/software/hurd/user/jkoenig/java/report.html) -on his GSoC project Java on Hurd along with a summary of his changes -and the -[challenges](http://lists.gnu.org/archive/html/bug-hurd/2012-01/msg00062.html) -he bested. In a similar track, Samuel Thibault -[merged the slab branch](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00010.html), -finishing Maksym Planetas GSoC work on a better memory allocator. - -Also Pino Toscano improved the Hurd implementations -of [nanosleep](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00130.html) -[ptsname_r](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00122.html), -[getlogin_r](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00121.html), -[getgroups](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00120.html) -and -[sendto](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00009.html), -making it easier to port POSIX programs, and Samuel Thibault -[added Thread Local support (TLS)](http://lists.gnu.org/archive/html/bug-hurd/2012-05/msg00046.html), -further improving the standards conformance of the Hurd and paving the -way for C++11x. - -### Barrier of Entry - -Samuel Thibault, Ludovic Courtès and Thomas Schwinge reduced the -barrier of entry into hacking the Hurd. - -As part of this, Samuel prepared -[dde in incubator](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00037.html), -making about half the Linux network drivers compile on the Hurd. Also -he added the -[netdde debian package and testing notes](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00038.html). - -Ludovic added -[a continuous testing framework](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00019.html) -using a Nix-based GNU QEMU image. Thanks to his work, we now have -[automatic tests](http://hydra.nixos.org/jobset/gnu/hurd-master) -([background](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00104.html)). - -Thomas on the other hand -[moved](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00063.html) -the translators -[cvsfs](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=cvsfs/master) -and -[smbfs](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=smbfs/master) -into the incubator git repository, as well as -[libfuse](http://git.savannah.gnu.org/cgit/hurd/incubator.git/log/?h=libfuse/master), -reducing the barrier of entry to improving them, so integrating cvs -and samba in the filesystem and using FUSE translators can be -stabilized more easily. Also he -[improved the Hurd build system](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00087.html), -making it easier to get in: - - “running autoreconf is all you need” - -Additionally Roland McGrath -[merged many libc changes](http://lists.gnu.org/archive/html/bug-hurd/2012-05/msg00033.html) -for upstream inclusion, reducing the maintenance load for getting -recent improvements of libc. - -### The Core of the Hurd - -Ludovic Courtes, Maksym Planeta, Samuel Thibault and Richard Braun -took a dive into the core of the Hurd. Ludovic -[fixed invalid port deallocation in `symlink'](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00013.html) -and -[made console-run resilient against missing /dev/console](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00002.html). Maksym -[tested the performance of tmpfs](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00040.html), -showing a speedup from 22s with ramfs and ext2fs to 16s with tmpfs for -apt-get calls, showing the possible wins due to going deep. An obvious -usecase for tmpfs are -[faster Hurd LiveCDs](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00050.html). Samuel -made it easier to dive in by -[improving debugging in GNU Mach](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00032.html). The -debugger is now aware of the difference between kernel space and user -space. This should substantially reduce the development time for -features in Mach by giving -[nicer stack traces](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00047.html). And -in the deepest core of the Mach, Richard improved memory mapping -[with a red-black tree](http://lists.gnu.org/archive/html/bug-hurd/2012-04/msg00109.html), -which should speed up memory access. - -### Porting - -As in the previous quarters, we also saw lots of ported packages, -including Richards work on -[libpcap](http://lists.gnu.org/archive/html/bug-hurd/2012-01/msg00059.html) -which brought wireshark and -[pcap_inject](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00000.html) -for easier network testing, -[libtool](http://lists.gnu.org/archive/html/bug-hurd/2012-02/msg00023.html) -thanks to Samuel Thibault and Peter O'Gorman, -[gnat](http://lists.gnu.org/archive/html/bug-hurd/2012-03/msg00060.html) -by Svante Signell for Ada support (a language used in many -mission-critical applications such as automotive and aerospace, -offering features like strong typing, modularity, run-time checking -and parallel processing), and -[iconx](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00004.html) -thanks to Samuel Thibault, which fullfills a requirement of tests for -many packages, among them glib - and allowed Svante Signell to port -the literate programming language noweb and ifupdown. Also Thomas -DiModica -[merged](http://lists.gnu.org/archive/html/bug-hurd/2012-06/msg00018.html) -the cthreads to pthreads patch and -[added a branch for it](http://lists.gnu.org/archive/html/bug-hurd/2012-07/msg00087.html) -to make it easier to work on getting Hurd to use the more current -pthreads. For details, see Richards report about running -[Hurd without dependency on cthreads](http://lists.gnu.org/archive/html/bug-hurd/2012-08/msg00062.html). - -And now, as a final note, we want to share a story about real-life -debugging with the Hurd; IRC, freenode, #hurd, 2012-03-02: - - yay GNU/Hurd - I have added i_translator check in e2fsck, it was missing - I had a volume that was keeping making ext2fs crash - with a reproductible scenario - could easily work out it was i_translator, then add a - check to e2fsck, run it, which indeed fixed, them, and voilà, - ext2fs was working again - all that on the same machine with *no* system reboot - just ext2fs restart :) - - -So if you want to experience enjoyable debugging of code deep in the core of your system, -please [[get in contact|contact_us]] -- and maybe already grab the [[source -code|source_repositories]]. - ---- - -The **GNU Hurd** is the GNU project's replacement for the Unix kernel. It is a -collection of servers that run on the Mach microkernel to implement file -systems, network protocols, file access control, and other features that are -implemented by the Unix kernel or similar kernels (such as Linux). [[More -detailed|hurd/documentation]]. - -**GNU Mach** is the microkernel upon which a GNU Hurd system is based. It -provides an Inter Process Communication (IPC) mechanism that the Hurd uses to -define interfaces for implementing in a distributed multi-server fashion the -services a traditional operating system kernel provides. [[More -detailed|microkernel/mach/gnumach]]. - - - -"""]] -- cgit v1.2.3