diff options
Diffstat (limited to 'hurd')
| -rw-r--r-- | hurd/faq/slash_usr_symlink/discussion.mdwn | 45 | ||||
| -rw-r--r-- | hurd/libstore/part.mdwn | 13 | ||||
| -rw-r--r-- | hurd/porting/guidelines.mdwn | 2 | ||||
| -rw-r--r-- | hurd/running/nixos.mdwn | 19 | ||||
| -rw-r--r-- | hurd/running/qemu.mdwn | 8 | ||||
| -rw-r--r-- | hurd/translator.mdwn | 5 | ||||
| -rw-r--r-- | hurd/translator/devfs.mdwn | 25 | ||||
| -rw-r--r-- | hurd/translator/nfs.mdwn | 2 | ||||
| -rw-r--r-- | hurd/translator/procfs/jkoenig/discussion.mdwn | 5 | ||||
| -rw-r--r-- | hurd/translator/tmpfs/discussion.mdwn | 93 |
10 files changed, 203 insertions, 14 deletions
diff --git a/hurd/faq/slash_usr_symlink/discussion.mdwn b/hurd/faq/slash_usr_symlink/discussion.mdwn new file mode 100644 index 00000000..219e14e4 --- /dev/null +++ b/hurd/faq/slash_usr_symlink/discussion.mdwn @@ -0,0 +1,45 @@ +[[!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]]."]]"""]] + +[[!tag open_issue_documentation]] + + +# IRC, freenode, #hurd, 2012-02-01 + + <marcusb> I remember the time when we had a /usr symlink. Now fedora 17 + will move / to /usr and have /foo symlinks. :) + <marcusb> braunr: + http://www.freedesktop.org/wiki/Software/systemd/TheCaseForTheUsrMerge + <marcusb> braunr: fedora and others are merging /bin, /sbin and some other + into /usr + <marcusb> braunr: back in 1998 we tried for two years or so to have /usr -> + .. in Debian GNU/Hurd, but eventually we gave up on it, because it broke + some stuff + <gnu_srs> marcusb: Hi, which one is better (in your opinion): / or /usr? + <marcusb> gnu_srs: fedora says that using /usr allows better separation of + distribution files and machine-local files + <braunr> marcusb: won't it break remote /usr ? + <marcusb> so you can atomically mount the OS files to /usr + <marcusb> gnu_srs: but in the end, it's a wash + <marcusb> personally, I think every package should get its own directory + <braunr> marcusb: what PATH then ? + <marcusb> braunr: well, I guess you'd want to assemble a union filesystem + for a POSIX shell + <braunr> marcusb: i don't see what you mean :/ + <braunr> ah this comes from Lennart Poettering + <marcusb> braunr: check out for example how http://nixos.org/ does it + <manuel> braunr: something like, union /package1/bin /package2/bin + /package3/bin for /bin, /package1/lib /package2/lib /package3/lib for + /lib, etc. I guess + <braunr> manuel: would that scale well ? + <marcusb> the idea that there is only one correct binary for each program + with the name foo is noble, but a complete illusion that hides the + complexity of the actual configuration management task + <braunr> marcusb: right diff --git a/hurd/libstore/part.mdwn b/hurd/libstore/part.mdwn index 5d727ad8..5260d05d 100644 --- a/hurd/libstore/part.mdwn +++ b/hurd/libstore/part.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2010, 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 @@ -21,6 +21,13 @@ Neal: > The motivation was to be able to evict the partitioning logic from Mach. ---- -TODO: How to use, etc. +# Booting + +A similar problem is described in +[[community/gsoc/project_ideas/unionfs_boot]], and needs to be implemented. + + +# TODO + +How to use, etc. diff --git a/hurd/porting/guidelines.mdwn b/hurd/porting/guidelines.mdwn index e47d4408..2618cd90 100644 --- a/hurd/porting/guidelines.mdwn +++ b/hurd/porting/guidelines.mdwn @@ -254,7 +254,7 @@ then be found. ## <a name="SA_SIGINFO"> `SA_SIGINFO` </a> -Implemented by Jeremie Koenig, pending upload in Debian eglibc 2.13-19. +Implemented by Jérémie Koenig, pending upload in Debian eglibc 2.13-19. ## <a name="SA_NOCLDWAIT"> `SA_NOCLDWAIT` </a> diff --git a/hurd/running/nixos.mdwn b/hurd/running/nixos.mdwn new file mode 100644 index 00000000..2fa44ede --- /dev/null +++ b/hurd/running/nixos.mdwn @@ -0,0 +1,19 @@ +[[!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]]."]]"""]] + +[[!meta title="NixOS"]] + +<http://www.nixos.org/> + + * <http://hydra.nixos.org/jobset/gnu/hurd-master> + + * <http://hydra.nixos.org/job/gnu/hurd-master/qemu_image/latest/download> + + * <http://hydra.nixos.org/job/gnu/hurd-master/qemu_test> diff --git a/hurd/running/qemu.mdwn b/hurd/running/qemu.mdwn index 0866d0ac..ee1574b7 100644 --- a/hurd/running/qemu.mdwn +++ b/hurd/running/qemu.mdwn @@ -1,5 +1,5 @@ -[[!meta copyright="Copyright © 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free -Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2005, 2006, 2007, 2008, 2009, 2010, 2011, 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 @@ -20,9 +20,7 @@ You can use the following images to give the GNU/Hurd a try. [[!inline pages=hurd/running/debian/qemu_image raw=yes feeds=no]] -## NixOS - -http://hydra.nixos.org/jobset/gnu/hurd-master +## [[NixOS]] ## Unofficial Images diff --git a/hurd/translator.mdwn b/hurd/translator.mdwn index 3527267f..d504b41f 100644 --- a/hurd/translator.mdwn +++ b/hurd/translator.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2007, 2008, 2009, 2010, 2011 Free Software +[[!meta copyright="Copyright © 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc."]] [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable @@ -75,7 +75,8 @@ available. Read about translator [[short-circuiting]]. The [[concept|concepts]] of translators creates its own problems, too: -[[open_issues/translators_set_up_by_untrusted_users]]. +[[open_issues/translators_set_up_by_untrusted_users]], and +[[open_issues/trust_the_behavior_of_translators]]. # Existing Translators diff --git a/hurd/translator/devfs.mdwn b/hurd/translator/devfs.mdwn index 27df23aa..8784e998 100644 --- a/hurd/translator/devfs.mdwn +++ b/hurd/translator/devfs.mdwn @@ -1,12 +1,12 @@ -[[!meta copyright="Copyright © 2009 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2009, 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]]."]]"""]] +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] `devfs` is a translator sitting on `/dev` and providing what is to be provided in there in a dynamic fashion -- as compared to static passive translator @@ -18,3 +18,22 @@ settings as they're used now. If applicable, it has to be taken care that all code concerning the page-in path is resident at all times. + +--- + +# IRC, freenode, #hurd, 2012-01-29 + + <pinotree> what would be an hurdish way to achieve something like the + various system (udev, devfs, devd, etc) for populating devices files + automatically according to the found system devices? + <pinotree> (not that i plan anything about that, just curious) + <youpi> it's not really a stupid question at all :) + <youpi> I guess translators in /dev + <youpi> such as a blockfs on /dev/block + <antrik> pinotree: in an ideal world (userspace drivers and all), the + device nodes will be exported by the drivers themselfs; and the drivers + will be launched by the bus respective bus driver + <antrik> an interesting aspect is what to do if we want a traditional flat + /dev directory with unique device names... probably need some + unionfs-like translator that collects the individual driver nodes in an + intelligent manner diff --git a/hurd/translator/nfs.mdwn b/hurd/translator/nfs.mdwn index 384144dc..bf24370a 100644 --- a/hurd/translator/nfs.mdwn +++ b/hurd/translator/nfs.mdwn @@ -13,4 +13,6 @@ Translator acting as a NFS client. # See Also + * [[libnetfs: `io_map`|open_issues/libnetfs_io_map]] issue + * [[open_issues/libnfs]] diff --git a/hurd/translator/procfs/jkoenig/discussion.mdwn b/hurd/translator/procfs/jkoenig/discussion.mdwn index 135b4a88..339fab50 100644 --- a/hurd/translator/procfs/jkoenig/discussion.mdwn +++ b/hurd/translator/procfs/jkoenig/discussion.mdwn @@ -213,3 +213,8 @@ IRC, freenode, #hurd, 2011-07-25 Needed by glibc's `pldd` tool (commit 11988f8f9656042c3dfd9002ac85dff33173b9bd). + + +# `/proc/self/exe` + +[[!message-id "alpine.LFD.2.02.1110111111260.2016@akari"]] diff --git a/hurd/translator/tmpfs/discussion.mdwn b/hurd/translator/tmpfs/discussion.mdwn index 0409f046..1d441c7d 100644 --- a/hurd/translator/tmpfs/discussion.mdwn +++ b/hurd/translator/tmpfs/discussion.mdwn @@ -283,3 +283,96 @@ License|/fdl]]."]]"""]] <mcsim> what kind of log do you mean? <antrik> vmstat 1 I mean <mcsim> ah... + + +## IRC, freenode, #hurd, 2012-02-01 + + <mcsim> I run fsx with this command: fsx -N3000 foo/bar -S4 + -l$((1024*1024*8)). And after 70 commands it breaks. + <mcsim> The strangeness is at address 0xc000 there is text, which was + printed in fsx with vfprintf + <mcsim> I've lost log. Wait a bit, while I generate new + <jkoenig_> mcsim, what's fsx / where can I find it ? + <mcsim> fsx is filesystem exersiser + <mcsim> http://codemonkey.org.uk/projects/fsx/ + <jkoenig_> ok thanks + <mcsim> i use it to test tmpfs + <mcsim> here is fsx that compiles on linux: http://paste.debian.net/154390/ + and Makefile for it: http://paste.debian.net/154392/ + <jkoenig_> mcsim, hmm, I get a failure with ext2fs too, is it expected? + <mcsim> yes + <mcsim> i'll show you logs with tmpfs. They slightly differ + <mcsim> here: http://paste.debian.net/154399/ + <mcsim> pre last operation is truncate + <mcsim> and last is read + <mcsim> during pre-last (or last) starting from address 0xa000, every + 0x1000 bytes appears text + <mcsim> skipping zero size read + <mcsim> skipping zero size read + <mcsim> truncating to largest ever: 0x705f4b + <mcsim> signal 2 + <mcsim> testcalls = 38 + <mcsim> this text is printed by fsx, by function prt + <mcsim> I've mistaken: this text appears even from every beginning + <mcsim> I know that this text appears exactly at this moment, because I + added check of the whole file after every step. And this error appeared + only after last truncation. + <mcsim> I think that the problem is in defpager (I'm fixing it), but I + don't understand where defpager could get this text + <jkoenig_> wow I get java code and debconf templates + <mcsim> So, my question is: is it possible for defpager to get somehow this + text? + <jkoenig_> possibly recycled, non-zeroed pages? + <mcsim> hmmm... probably you're right + <jkoenig_> 0x1000 bytes is consistent with the page size + <mcsim> Should I clean these pages in tmpfs? + <mcsim> or in defpager? + <mcsim> What is proper way? + <jkoenig_> mcsim, I'd say defpager should do it, to avoid leaking + information, I'm not sure though. + <jkoenig_> maybe tmpfs should also not assume the pages have been blanked + out. + <mcsim> if i do it in both, it could have big influence on performance. + <mcsim> i'll do it only in defpager so far. + <mcsim> jkoenig_: Thank you a lot + <jkoenig_> mcsim, no problem. + + +## IRC, freenode, #hurd, 2012-02-08 + + <tschwinge> mcsim: You pushed another branch with cleaned-up patches? + <mcsim> yes. + <tschwinge> mcsim: Anyway, any data from your report that we could be + interested in? (Though it's not in English.) + <mcsim> It's completely in ukrainian an and mostly describes some aspects + of hurd's work. + <tschwinge> mcsim: OK. So you ran out of time to do the benchmarking, + etc.? + <tschwinge> Comparing tmpfs to ext2fs with RAM backend, etc., I mean. + <mcsim> tschwinge: I made benchmarking and it turned out that tmpfs up to 6 + times faster than ext2fs + <mcsim> tschwinge: is it possible to have a review of work, I've already + done, even if parallel writing doesn't work? + <tschwinge> mcsim: Do you need this for university or just a general review + for inclusion in the Git master branch? + <mcsim> general review + <tschwinge> Will need to find someone who feels competent to do that... + <mcsim> the branch that should be checked is tmpfs-final + <pinotree> cool, i guess you tested also special types of files like + sockets and pipes? (they are used in eg /run, /var/run or similar) + <mcsim> Oh. I accidentally created this branch. It is my private + branch. I'll delete it now and merge everything to mplaneta/tmpfs/master + <mcsim> pinotree: Completely forgot about them :( I'll do it by all means + <pinotree> mcsim: no worries :) + <mcsim> tschwinge: Ready. The right branch is mplaneta/tmpfs/master + + +## IRC, freenode, #hurd, 2012-03-07 + + <pinotree> did you test it with sockets and pipes? + <mcsim> pinotree: pipes work and sockets seems to work too (I've created + new pfinet device for them and pinged it). + <pinotree> try with simple C apps + <mcsim> Anyway all these are just translators, so there shouldn't be any + problems. + <mcsim> pinotree: works |