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authorThomas Schwinge <thomas@schwinge.name>2011-04-27 13:31:07 +0200
committerThomas Schwinge <thomas@schwinge.name>2011-04-27 13:31:07 +0200
commit47db282da1446e1cbfb8f1ee804bdd8a8a994d8c (patch)
treeda9a6be0212213a3599f2a809b543e52b330d6b9
parente8edf69979c906027af37680eab35492744b0fd9 (diff)
FOSS Factory: Some more tasks.
-rw-r--r--hurd/syncfs.mdwn4
-rw-r--r--hurd/translator/tmpfs.mdwn3
-rw-r--r--microkernel/mach/gnumach.mdwn2
-rw-r--r--open_issues/code_analysis.mdwn10
-rw-r--r--open_issues/ext2fs_page_cache_swapping_leak.mdwn2
-rw-r--r--open_issues/fork_mach_port_mod_refs_ekern_urefs_owerflow.mdwn14
-rw-r--r--open_issues/formal_verification.mdwn16
-rw-r--r--open_issues/gccgo.mdwn2
-rw-r--r--open_issues/gnat.mdwn2
-rw-r--r--open_issues/gnumach_console_timestamp.mdwn2
-rw-r--r--open_issues/gnumach_memory_management.mdwn2
-rw-r--r--open_issues/libc_variant_selection.mdwn4
-rw-r--r--open_issues/libpthread.mdwn51
-rw-r--r--open_issues/locking_issues.mdwn34
-rw-r--r--open_issues/perl.mdwn2
-rw-r--r--open_issues/python.mdwn2
-rw-r--r--open_issues/rework_gnumach_ipc_spaces.mdwn2
-rw-r--r--open_issues/term_blocking.mdwn29
-rw-r--r--tag/bounty.mdwn4
-rw-r--r--tag/open_issue_glibc.mdwn4
-rw-r--r--tag/open_issue_gnumach.mdwn4
-rw-r--r--tag/open_issue_hurd.mdwn4
22 files changed, 168 insertions, 31 deletions
diff --git a/hurd/syncfs.mdwn b/hurd/syncfs.mdwn
index 7099a68d..9f329b4b 100644
--- a/hurd/syncfs.mdwn
+++ b/hurd/syncfs.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2009 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2009, 2011 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
@@ -13,3 +13,5 @@ RPC|interface/file_syncfs]].
Its functionality should me merged into GNU coreutils' `sync` program, see
[[!GNU_Savannah_task 6614]][[!tag open_issue_hurd open_issue_porting]].
+
+There is a [[!FF_project 270]][[!tag bounty]] on this task.
diff --git a/hurd/translator/tmpfs.mdwn b/hurd/translator/tmpfs.mdwn
index d1476a92..626fad86 100644
--- a/hurd/translator/tmpfs.mdwn
+++ b/hurd/translator/tmpfs.mdwn
@@ -20,4 +20,5 @@ system|ext2fs]] on it, having a real `tmpfs` is better, as it need not deal
with the additional block-level indirection layer that `ext2` (or any other
disk-based file system) imposes.
-However, `tmpfs` is not working correctly at the moment:
+However, `tmpfs` is not working correctly at the moment, see the [[discussion]]
+sub-pages. There is a [[!FF_project 271]][[!tag bounty]] on this task.
diff --git a/microkernel/mach/gnumach.mdwn b/microkernel/mach/gnumach.mdwn
index b385ca09..d9ff6535 100644
--- a/microkernel/mach/gnumach.mdwn
+++ b/microkernel/mach/gnumach.mdwn
@@ -9,7 +9,7 @@ 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]]."]]"""]]
-GNU Mach is the microkernel that the [[GNU_Hurd|hurd]] system is based on.
+GNU Mach is the microkernel that the GNU/Hurd system is based on.
It is maintained by the Hurd developers for the GNU project and remains
compatible with [[Mach]] 3.0.
diff --git a/open_issues/code_analysis.mdwn b/open_issues/code_analysis.mdwn
index 21e09089..ab90a6b6 100644
--- a/open_issues/code_analysis.mdwn
+++ b/open_issues/code_analysis.mdwn
@@ -16,6 +16,11 @@ desc="Wikipedia article"]]). This topic overlaps with [[performance
analysis|performance]], [[formal_verification]], as well as general
[[debugging]].
+[[!toc]]
+
+
+# Suggestions
+
* [[GCC]]'s warnings. Yes, really.
* [Static Source Code Analysis Tools for C](http://spinroot.com/static/)
@@ -63,3 +68,8 @@ analysis|performance]], [[formal_verification]], as well as general
* <http://wiki.debian.org/Hardening>
* <https://wiki.ubuntu.com/CompilerFlags>
+
+
+# Bounty
+
+There is a [[!FF_project 276]][[!tag bounty]] on some of these tasks.
diff --git a/open_issues/ext2fs_page_cache_swapping_leak.mdwn b/open_issues/ext2fs_page_cache_swapping_leak.mdwn
index 575196d8..607c3af4 100644
--- a/open_issues/ext2fs_page_cache_swapping_leak.mdwn
+++ b/open_issues/ext2fs_page_cache_swapping_leak.mdwn
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_hurd]]
+There is a [[!FF_project 272]][[!tag bounty]] on this task.
+
IRC, OFTC, #debian-hurd, 2011-03-24
<youpi> I still believe we have an ext2fs page cache swapping leak, however
diff --git a/open_issues/fork_mach_port_mod_refs_ekern_urefs_owerflow.mdwn b/open_issues/fork_mach_port_mod_refs_ekern_urefs_owerflow.mdwn
index ab3ba98b..39003ae4 100644
--- a/open_issues/fork_mach_port_mod_refs_ekern_urefs_owerflow.mdwn
+++ b/open_issues/fork_mach_port_mod_refs_ekern_urefs_owerflow.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,6 +10,11 @@ License|/fdl]]."]]"""]]
[[!meta title="fork: mach_port_mod_refs: EKERN_UREFS_OWERFLOW"]]
+[[!toc]]
+
+
+# Original Report
+
In the [[GCC testsuite|gcc]], at this point:
Running /home/tschwinge/tmp/gcc/hurd/gcc/testsuite/gcc.c-torture/unsorted/unsorted.exp ...
@@ -171,3 +176,10 @@ ones.
* <http://lists.gnu.org/archive/html/bug-hurd/2010-11/msg00028.html>
* <http://lists.gnu.org/archive/html/bug-hurd/2010-12/msg00002.html>
+
+This is likely *simply* a programming error in glibc's fork implementation.
+
+
+# Bounty
+
+There is a [[!FF_project 273]][[!tag bounty]] on this task.
diff --git a/open_issues/formal_verification.mdwn b/open_issues/formal_verification.mdwn
index 168d59a4..b7db76ee 100644
--- a/open_issues/formal_verification.mdwn
+++ b/open_issues/formal_verification.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -14,3 +14,17 @@ article"]]) deals with formally reasoning about a program's correctness.
Especially in the field of [[DSL]]s, this is used for asserting program codes'
correctness, as explained in {{$microkernel/barrelfish#fof_plos09}}, for
example.
+
+[[!toc]]
+
+
+# Issues
+
+ * [[locking_issues]]
+
+ * [[term_blocking]]
+
+
+# Bounty
+
+There is a [[!FF_project 276]][[!tag bounty]] on some of these tasks.
diff --git a/open_issues/gccgo.mdwn b/open_issues/gccgo.mdwn
index d521564f..0ecc1228 100644
--- a/open_issues/gccgo.mdwn
+++ b/open_issues/gccgo.mdwn
@@ -16,7 +16,7 @@ Make the [Google Go programming language](http://golang.org/) available on
GNU/Hurd in its [[GCC]] *gccgo* implementation, and enable Hurd-specific
features.
-There is a [[!FF_project 263]][[!tag bounty]] for this task.
+There is a [[!FF_project 263]][[!tag bounty]] on this task.
---
diff --git a/open_issues/gnat.mdwn b/open_issues/gnat.mdwn
index 0215b712..30e38317 100644
--- a/open_issues/gnat.mdwn
+++ b/open_issues/gnat.mdwn
@@ -15,7 +15,7 @@ License|/fdl]]."]]"""]]
Make the Ada programming language available on GNU/Hurd in its [[GCC]] GNAT
implementation, and enable Hurd-specific features.
-There is a [[!FF_project 259]][[!tag bounty]] for this task.
+There is a [[!FF_project 259]][[!tag bounty]] on this task.
---
diff --git a/open_issues/gnumach_console_timestamp.mdwn b/open_issues/gnumach_console_timestamp.mdwn
index b36b47b9..52b574d5 100644
--- a/open_issues/gnumach_console_timestamp.mdwn
+++ b/open_issues/gnumach_console_timestamp.mdwn
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_gnumach]]
+There is a [[!FF_project 267]][[!tag bounty]] on this task.
+
IRC, freenode, #hurd, 2011-02-17
<azeem> task 39011c10 deallocating an invalid port 349, most probably a
diff --git a/open_issues/gnumach_memory_management.mdwn b/open_issues/gnumach_memory_management.mdwn
index c85c88e3..1b897454 100644
--- a/open_issues/gnumach_memory_management.mdwn
+++ b/open_issues/gnumach_memory_management.mdwn
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_gnumach]]
+There is a [[!FF_project 266]][[!tag bounty]] on this task.
+
IRC, freenode, #hurd, 2011-04-12:
<antrik> braunr: do you think the allocator you wrote for x15 could be used
diff --git a/open_issues/libc_variant_selection.mdwn b/open_issues/libc_variant_selection.mdwn
index 10e709a5..f44f7068 100644
--- a/open_issues/libc_variant_selection.mdwn
+++ b/open_issues/libc_variant_selection.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_glibc open_issue_porting]]
+There is a [[!FF_project 274]][[!tag bounty]] on this task.
+
There are now specialized variants of Debian's libc package, libc0.3-i686 and
libc0.3-xen.
diff --git a/open_issues/libpthread.mdwn b/open_issues/libpthread.mdwn
index 16b6d098..614f1271 100644
--- a/open_issues/libpthread.mdwn
+++ b/open_issues/libpthread.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,26 +10,48 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_glibc open_issue_libpthread]]
-GSoC project idea: [[community/gsoc/project ideas/pthreads]]
+[[!toc]]
----
-`#hurd`, 2010-01-24
+# cthreads -> pthreads
- <pinotree> youpi: hm, thought about the pthread/stubs issue w/ dlopen'ed libraries
- <pinotree> currently looks like libstdc++ on hurd links to pthread-stubs, we're the only one with such configuration
- <pinotree> i was looking at the gcc 4.4 patch hurd-pthread.diff, could it be it does not set THREADLIBS in the configure.ac switch case?
+Get rid of cthreads; switch to pthreads.
+
+There is a [[!FF_project 275]][[!tag bounty]] on this task.
+
+
+## Original [[community/GSoC]] Task Description
+
+[[!inline pages=community/gsoc/project_ideas/pthreads feeds=no]]
+
+
+
+# pthread/stubs issue w/ dlopen'ed libraries
+
+IRC, freenode, #hurd, 2010-01-24
+
+ <pinotree> youpi: hm, thought about the pthread/stubs issue w/ dlopen'ed
+ libraries
+ <pinotree> currently looks like libstdc++ on hurd links to pthread-stubs,
+ we're the only one with such configuration
+ <pinotree> i was looking at the gcc 4.4 patch hurd-pthread.diff, could it
+ be it does not set THREADLIBS in the configure.ac switch case?
<youpi> that's expected
- <youpi> on linux the libc provides hooks itself, on hurd-i386 it's pthread-stubs
+ <youpi> on linux the libc provides hooks itself, on hurd-i386 it's
+ pthread-stubs
<pinotree> why not explicitly link to pthread though?
- <youpi> because there is no strict need to, for applications that don't need libpthread
- <youpi> the dlopen case is a tricky case that pthread-stubs had not thought about
+ <youpi> because there is no strict need to, for applications that don't
+ need libpthread
+ <youpi> the dlopen case is a tricky case that pthread-stubs had not thought
+ about
<pinotree> hm
<pinotree> what if the pthread stubs would be moved in our glibc?
<youpi> that's what we should do yes
<youpi> (ideally)
- <youpi> but for this we need to build libpthread along glibc, to get it really working
- <youpi> and that's the tricky part (Makefile & such) which hasn't been done yet
+ <youpi> but for this we need to build libpthread along glibc, to get it
+ really working
+ <youpi> and that's the tricky part (Makefile & such) which hasn't been done
+ yet
<pinotree> why both (stubs + actual libpthread)?
<youpi> because you need the stubs to be able to call the actual libpthread
<youpi> as soon libpthread gets dlopened for instance
@@ -38,7 +60,8 @@ GSoC project idea: [[community/gsoc/project ideas/pthreads]]
<youpi> (remember that nptl does this if you want to see how)
<youpi> (it's the libc files in nptl/)
<youpi> (and forward.c)
- <guillem> also if libpthreads gets integrated with glibc don't we need to switch the hurd from cthreads then? Which has been the blocker all this time AFAIR?
+ <guillem> also if libpthreads gets integrated with glibc don't we need to
+ switch the hurd from cthreads then? Which has been the blocker all this
+ time AFAIR?
<youpi> we don't _need_ to
<guillem> ok
-
diff --git a/open_issues/locking_issues.mdwn b/open_issues/locking_issues.mdwn
new file mode 100644
index 00000000..e15562bc
--- /dev/null
+++ b/open_issues/locking_issues.mdwn
@@ -0,0 +1,34 @@
+[[!meta copyright="Copyright © 2011 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_hurd]]
+
+There are locking issues in the Hurd's libraries.
+
+[[!toc]]
+
+
+# Original [[community/GSoC]] Task Description
+
+[[!inline pages=community/gsoc/project_ideas/libdiskfs_locking feeds=no]]
+
+
+# ext2fs Deadlock
+
+[[ext2fs_deadlock]].
+
+
+# Formal Verification
+
+Methods of [[formal_verification]] should be applied to get an understanding of
+the behavior of the locking logic. There are tools for formal
+verification/[[code_analysis]] that can likely help here.
+
+There is a [[!FF_project 278]][[!tag bounty]] on this task.
diff --git a/open_issues/perl.mdwn b/open_issues/perl.mdwn
index 92b84b41..e94a623b 100644
--- a/open_issues/perl.mdwn
+++ b/open_issues/perl.mdwn
@@ -13,7 +13,7 @@ License|/fdl]]."]]"""]]
Resolve issues uncovered by Perl's test suite, and enable Hurd-specific
features.
-There is a [[!FF_project 264]][[!tag bounty]] for this task.
+There is a [[!FF_project 264]][[!tag bounty]] on this task.
---
diff --git a/open_issues/python.mdwn b/open_issues/python.mdwn
index 9667a78a..34fa81f6 100644
--- a/open_issues/python.mdwn
+++ b/open_issues/python.mdwn
@@ -13,7 +13,7 @@ License|/fdl]]."]]"""]]
Resolve issues uncovered by Python's test suite, and enable Hurd-specific
features.
-There is a [[!FF_project 260]][[!tag bounty]] for this task.
+There is a [[!FF_project 260]][[!tag bounty]] on this task.
---
diff --git a/open_issues/rework_gnumach_ipc_spaces.mdwn b/open_issues/rework_gnumach_ipc_spaces.mdwn
index c0b7c8dd..5bf0c530 100644
--- a/open_issues/rework_gnumach_ipc_spaces.mdwn
+++ b/open_issues/rework_gnumach_ipc_spaces.mdwn
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_gnumach]]
+There is a [[!FF_project 268]][[!tag bounty]] on this task.
+
IRC, freenode, #hurd, 2011-04-23
<braunr> youpi: is there any use of the port renaming facility ?
diff --git a/open_issues/term_blocking.mdwn b/open_issues/term_blocking.mdwn
index 8d3e3b9f..5eea1570 100644
--- a/open_issues/term_blocking.mdwn
+++ b/open_issues/term_blocking.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2009 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2009, 2011 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
@@ -10,7 +10,12 @@ License|/fdl]]."]]"""]]
[[!tag open_issue_hurd]]
-There must be some blocking / dead-locking (?) problem in `term`:
+There must be some blocking / dead-locking (?) problem in `term`.
+
+[[!toc]]
+
+
+# Original Findings
# w | grep [t]sch
tschwing p1 192.168.10.60: Tue 8PM 0:03 2172 /bin/bash
@@ -98,3 +103,23 @@ Have a freshly started shell blocking on such a `term` instance.
[New Thread 1766.6]
Reading symbols from /lib/libhurdbugaddr.so.0.3...Reading symbols from /usr/lib/debug/lib/libhurdbugaddr.so.0.3...
[System doesn't respond anymore, but no kernel crash.]
+
+---
+
+The very same behavior is still observable as of 2011-03-24.
+
+Next: rebooted; on console started root shell, screen, a few spare windows; as
+user started GDB test suite, noticed the PTY it's using; in a root shell
+started GDB (the system one, for `.debug` stuff) on `/hurd/term`, `set
+noninvasive on`, attach to the *term* that GDB is using.
+
+
+# Formal Verification
+
+This issue may be a simple programming error, or it may be more complicated.
+
+Methods of [[formal_verification]] should be applied to confirm that there is
+no error in `/hurd/term`'s logic itself. There are tools for formal
+verification/[[code_analysis]] that can likely help here.
+
+There is a [[!FF_project 277]][[!tag bounty]] on this task.
diff --git a/tag/bounty.mdwn b/tag/bounty.mdwn
index d97ad3d4..ae19814b 100644
--- a/tag/bounty.mdwn
+++ b/tag/bounty.mdwn
@@ -16,8 +16,8 @@ License|/fdl]]."]]"""]]
pages="tagged(bounty)"
show=title]]
-We're looking for donators, for developers who are hunting bounties, and for
-new project ideas!
+We're always looking for donators, for developers who are hunting bounties, and
+for new project ideas!
Please read about how to start [[working on a task and/or suggesting a new
task|donate#FOSS_Factory]].
diff --git a/tag/open_issue_glibc.mdwn b/tag/open_issue_glibc.mdwn
index e523637a..5e0a7a39 100644
--- a/tag/open_issue_glibc.mdwn
+++ b/tag/open_issue_glibc.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!meta title="open_issue_glibc"]]
+There is a [[!FF_project 269]] on some glibc tasks.
+
[[!map
pages="tagged(open_issue_glibc)"
show=title]]
diff --git a/tag/open_issue_gnumach.mdwn b/tag/open_issue_gnumach.mdwn
index 22e49393..e0ea81bc 100644
--- a/tag/open_issue_gnumach.mdwn
+++ b/tag/open_issue_gnumach.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!meta title="open_issue_gnumach"]]
+There is a [[!FF_project 265]] on some GNU Mach tasks.
+
[[!map
pages="tagged(open_issue_gnumach)"
show=title]]
diff --git a/tag/open_issue_hurd.mdwn b/tag/open_issue_hurd.mdwn
index d5505f70..a28b3200 100644
--- a/tag/open_issue_hurd.mdwn
+++ b/tag/open_issue_hurd.mdwn
@@ -1,4 +1,4 @@
-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 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
@@ -10,6 +10,8 @@ License|/fdl]]."]]"""]]
[[!meta title="open_issue_hurd"]]
+There is a [[!FF_project 269]] on some GNU Hurd tasks.
+
[[!map
pages="tagged(open_issue_hurd)"
show=title]]