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2010-05-19:

14:12 FAQ edited by Jakub Jermář
Fix the history reference. (diff)
13:56 FAQ edited by Jakub Jermář
Extend FAQs to contain more advocating Q&A. (diff)

2010-05-18:

20:43 Changeset in mainline [15b592b] by Jiri Svoboda <jiri@…>
It should be 'barebone' not 'bare boned'.

2010-05-14:

19:33 Changeset in mainline [f173404] by Jiri Svoboda <jiri@…>
Fix locking in ipc_kbox_cleanup(). This was a leftover from the time …
19:30 Changeset in mainline [9644c69] by Jakub Jermar <jakub@…>
Do not print the warning if the compatible property does read as 'sun4u'.
19:20 Ticket #241 (ia32 won't boot if there is 2 GB physical memory or more) created by Jiri Svoboda
On ia32 with 2 GB of physical memory or more the kernel will appear …
19:08 Ticket #240 (Zone bound computation in init_e820_memory() is incorrect) created by Jiri Svoboda
On ia32: […] The base is aligned upwards and the size is aligned …
17:29 Changeset in mainline [ba4a63b8] by Jakub Jermar <jakub@…>
Coding style fix.
13:45 Changeset in mainline [cf8cc36] by Lenka Trochtova <trochtova.lenka@…>
get/set parameters of the serial communication (baud rate, parity, …
08:11 Changeset in mainline [04c7003f] by Lenka Trochtova <trochtova.lenka@…>
renamed serial port driver to ns8250, fixed a little bug

2010-05-13:

09:44 Changeset in mainline [c964521] by Jakub Jermar <jakub@…>
Lock the page tables before initiating the TLB shootdown, avoiding …
09:13 Codenames edited by Jakub Jermář
Fix typo. (diff)
08:51 Changeset in mainline [2e4e706] by Martin Decky <martin@…>
cstyle changes (no change in functionality)
08:49 Ticket #239 (page_ht_lock mutex taken while tlblock spinlock held) created by Jakub Jermář
On architectures with the global hash page table (i.e. sparc64 and …

2010-05-12:

23:55 Changeset in mainline [08c88b84] by Jakub Jermar <jakub@…>
sparc64 kernel hooks for stack tracing.
22:56 Changeset in mainline [9929742] by Jakub Jermar <jakub@…>
Modify default options for Serengeti so that it can boot in Simics.
22:52 Changeset in mainline [fa9616b4] by Jakub Jermar <jakub@…>
Split the binaries on RAM disk into two groups: essential and …
21:23 Changeset in mainline [be6cef1b] by Jakub Jermar <jakub@…>
Do not optically separate the branch and the branch delay slot …
20:00 Changeset in mainline [b97b348] by Martin Decky <martin@…>
do not use ofw_quiesce() (it can actually make more harm than good) …
14:36 Changeset in mainline [f619943a] by Lenka Trochtova <trochtova.lenka@…>
set baud rate from test_serial application; fixed a bug
13:49 Changeset in mainline [f4ef3c2] by Lenka Trochtova <trochtova.lenka@…>
add default client connection handler to serial port driver (for …
11:29 Changeset in mainline [f09d891] by Martin Decky <martin@…>
get rid of dummy_load, basic load can be generated by "tester loop1", …
10:22 Changeset in mainline [08d9525a] by Lenka Trochtova <trochtova.lenka@…>
add default handler for client requests which do not use any of the …
08:26 Changeset in mainline [f031713] by Lenka Trochtova <trochtova.lenka@…>
Backout the introduction of the ioctl interface

2010-05-10:

20:48 Ticket #37 (Optionally strip binaries after linking) closed by Jakub Jermář
fixed: Fixed in changeset:head,440.
20:44 Changeset in mainline [6db1e27] by Jakub Jermar <jakub@…>
Strip binaries in non-debug builds.
20:21 Changeset in mainline [1cb092d] by Jakub Jermar <jakub@…>
Prepare to support size-optimized builds and stripped binaries.
19:39 Changeset in mainline [a4125fb1] by Jakub Jermar <jakub@…>
Add support for 'strip' to autotool.py
19:38 Changeset in mainline [52c60b6] by Jakub Jermar <jakub@…>
Fix non-SMP builds.
19:18 Ticket #233 (kbox_proc_phone_hungup() holds spinlocks while taking a mutex) closed by Jiri Svoboda
fixed: Fixed in changeset:head,436. Simply swapped the locking order in …
19:14 Changeset in mainline [c6f0e3a2] by Jiri Svoboda <jiri@…>
Fix lock ordering in kbox_proc_hone_hungup().

2010-05-09:

18:36 Ticket #232 (thread_update_accounting() asserts locking policy which is not adhered to) closed by Jakub Jermář
fixed: Fixed in changeset:head,435.
18:36 Changeset in mainline [e2fcdb1] by Jakub Jermar <jakub@…>
Merge fix for ticket #232.
18:26 Changeset in mainline [cd98e59] by Jakub Jermar <jakub@…>
Lock THREAD before calling thread_update_accounting() from exc_dispatch().
18:23 Changeset in mainline [5e984f2] by Jakub Jermar <jakub@…>
Disable interrupts and lock THREAD before calling …
10:47 Changeset in mainline [4039c77] by Jakub Jermar <jakub@…>
Add assertion to detect attempts to block when hodling a spinlock.

2010-05-08:

20:13 Sysel edited by Jiri Svoboda
Static/non-static checking implemented. (diff)
08:15 Changeset in mainline [640ffe6] by Jiri Svoboda <jiri@…>
Merge from lp:~jsvoboda/helenos/sysel. New: cspan printing, boolean …
08:10 Changeset in mainline [051bc69a] by Jiri Svoboda <jiri@…>
Update SBI to rev. 244.
07:53 Changeset in mainline [25a76ab8] by Jiri Svoboda <jiri@…>
Merge mainline changes.

2010-05-07:

21:12 Sysel edited by Jiri Svoboda
Constructors implemented (diff)
15:01 Changeset in mainline [ab1aa871] by Lenka Trochtova <trochtova.lenka@…>
parts of device ioctl interface

2010-05-06:

12:06 Sysel edited by Jiri Svoboda
Ideas: associative arrays. Nits. (diff)
11:42 Changeset in mainline [ca97cad] by Lenka Trochtova <trochtova.lenka@…>
writing to serial port using character interface
10:31 Changeset in mainline [ba95e8f] by Lenka Trochtova <trochtova.lenka@…>
fixed some bugs; now it is possible to read from serial port using …

2010-05-05:

22:12 Meetings edited by Jiri Svoboda
The next meeting (May 8) will be U Kašpárka (diff)
20:55 Changeset in mainline [bb864a0] by Lenka Trochtova <trochtova.lenka@…>
backup
17:25 Ticket #238 (Mainline revision 365 broke HelenOS/arm32 on IntegratorCP) closed by Martin Decky
fixed: Fixed in changeset:head,432.
17:23 Changeset in mainline [1317380] by Martin Decky <martin@…>
move boot offset 2 MB further away to avoid conflicts with …

2010-05-04:

22:56 Changeset in mainline [b781cb29] by Martin Decky <martin@…>
fix forgotten operator
22:47 Changeset in mainline [5bf91e2] by Martin Decky <martin@…>
move script from util to tools
22:44 Changeset in mainline [5e16832f] by Martin Decky <martin@…>
rename defaults to be more descriptive remove "us3" defaults (since …
19:44 Ticket #238 (Mainline revision 365 broke HelenOS/arm32 on IntegratorCP) created by Jakub Jermář
HelenOS/arm32/icp is broken since changeset:mainline,365. It seems to …
18:28 Ticket #237 (Sysinfo syscalls can loop forever) created by Martin Decky
The current way sysinfo syscall are used (first get the required …
16:14 Ticket #176 (ppc32 incremental build does not update boot) closed by Martin Decky
fixed: Fixed with the new boot framework.
16:03 Ticket #17 (mips32 and ppc32 cannot boot from a large ramdisk) closed by Martin Decky
fixed: With the new boot framework since changeset:[head,428] this has been …
15:48 Changeset in mainline [32e7411] by Martin Decky <martin@…>
more serial console fixes - better attributes in monochrome mode - …
13:50 Changeset in mainline [53e197f] by Martin Decky <martin@…>
fix attributes on serial console
13:49 Changeset in mainline [ae4235c] by Martin Decky <martin@…>
increase msim default RAM size to 32 MB (16 MB is currently way too few)
11:24 Ticket #178 (ADB drivers are buggy in PearPC) closed by Martin Decky
deferred: Since we don't support PearPC anymore (the bootloader cannot even boot …
11:21 ReleaseNotes/Trunk edited by Martin Decky
(diff)
11:07 Changeset in mainline [2afb650] by Martin Decky <martin@…>
unify printf implementations
10:57 Changeset in mainline [4940ea9] by Martin Decky <martin@…>
move tools directory to contrib (it does not contain any viable tools …
10:56 Changeset in mainline [568db0f] by Martin Decky <martin@…>
remove forgotten piece of comment
10:44 Changeset in mainline [4872160] by Martin Decky <martin@…>
new boot infrastructure - more code and metadata unification - …

2010-05-03:

20:52 Sysel edited by Jiri Svoboda
Implemented: enums, missing: visibility control (diff)

2010-05-02:

21:11 Ticket #227 (HelenOS sometimes hard hangs shortly after boot) closed by Jakub Jermář
fixed
20:58 Changeset in mainline [bb252ca] by Jakub Jermar <jakub@…>
Merge the scheduler fix.
20:49 Changeset in mainline [f658458] by Lenka Trochtova <trochtova.lenka@…>
parts of generic char interface, fixed some bugs
20:32 Changeset in mainline [1624aae] by Jakub Jermar <jakub@…>
Assert that as_destroy() is not being called on AS.
18:52 Changeset in mainline [481d4751] by Jakub Jermar <jakub@…>
Fix a race condition between the scheduler and as_destroy(). It was …
16:21 Changeset in mainline [663bb537] by Jakub Jermar <jakub@…>
Fix comment.
14:59 Changeset in mainline [d3808d3] by Jakub Jermar <jakub@…>
Do not clear TASK in task_destroy().
14:34 Changeset in mainline [6193351] by Jakub Jermar <jakub@…>
Deploy as_hold() and as_release().
13:45 Changeset in mainline [0321109] by Jakub Jermar <jakub@…>
Add as_hold() and as_release().
10:54 Changeset in mainline [9150781] by Jakub Jermar <jakub@…>
Remove names of formal parameters from as.h
10:49 Changeset in mainline [7ed8530] by Jakub Jermar <jakub@…>
Deploy task_hold() and task_release().
10:41 Changeset in mainline [278b4a30] by Jakub Jermar <jakub@…>
Add task_hold() and task_release().
10:32 Changeset in mainline [0c42638] by Jakub Jermar <jakub@…>
Remove names of formal arguments from task.h.

2010-04-30:

23:10 Changeset in mainline [4ce914d4] by Martin Decky <martin@…>
get rid of atoi, use str_uint64
22:54 Changeset in mainline [bcb6f27] by Martin Decky <martin@…>
add setup script
14:13 Changeset in mainline [25a7e11d] by Lenka Trochtova <trochtova.lenka@…>
backup (unstable)
08:54 Changeset in mainline [dafe675] by Lenka Trochtova <trochtova.lenka@…>
serial port driver reads the input data and puts them into the input …
08:29 Changeset in mainline [2300b9d] by Lenka Trochtova <trochtova.lenka@…>
Fixed a bug.

2010-04-29:

21:26 Changeset in mainline [7f8b581] by Lenka Trochtova <trochtova.lenka@…>
provide a mechanism which enables the driver to register several …
19:23 Changeset in mainline [13108f24] by Jakub Jermar <jakub@…>
Split spinlock_unlock() into a debug and non-debug version. The …
14:13 Changeset in mainline [cfe7716] by Lenka Trochtova <trochtova.lenka@…>
backup (unstable)
08:34 Changeset in mainline [953bc1ef] by Lenka Trochtova <trochtova.lenka@…>
introduced an 'interrupt_enable' syscall as a temporary solution for …

2010-04-28:

23:02 Changeset in mainline [c050399] by Martin Decky <martin@…>
remove support for PearPC PearPC is totally unmaintained for almost 5 …
21:15 Ticket #236 (sysinfo functions call blocking slab_alloc() while holding ...) closed by Jakub Jermář
fixed: Fixed in changeset:head,416.
21:14 Ticket #235 (ddi_parea_* functions use blocking btree_* interfaces while holding ...) closed by Jakub Jermář
fixed: Fixed in changeset:head,416.
21:14 Ticket #234 (make_magcache() uses blocking malloc() while holding slab_cache_lock ...) closed by Jakub Jermář
fixed: Fixed in changeset:head,416.
21:12 Changeset in mainline [c2ab3f4] by Jakub Jermar <jakub@…>
Merge blocking and locking improvements and fixes.
21:04 Changeset in mainline [55821ee] by Jakub Jermar <jakub@…>
Do not use blocking malloc() in make_magcache().
20:48 Changeset in mainline [a422bc5] by Jakub Jermar <jakub@…>
Do not hold TASK→lock during the call to as_area_create(TASK→as, …).
20:08 Changeset in mainline [373acb4] by Jakub Jermar <jakub@…>
Replace the parea_lock spinlock with mutex and don't insist on …
19:58 Changeset in mainline [c6218327] by Jakub Jermar <jakub@…>
When taking sysinfo_lock, interrupts don't have to be disabled.
19:55 Changeset in mainline [6e121b8] by Jakub Jermar <jakub@…>
Load lock can be mutex a interrupts are not required to be disabled …
19:45 Changeset in mainline [6b6626d] by Jakub Jermar <jakub@…>
Replace sysinfo_lock spinlock with a mutex.
19:23 Changeset in mainline [a3900cc] by Jakub Jermar <jakub@…>
Make taking mutex in a non-thread context possible via busy waiting. …
19:18 Changeset in mainline [05411e8] by Jakub Jermar <jakub@…>
Panic the kernel during a blocking request to allocate physical memory …

2010-04-27:

18:44 Meetings edited by Jiri Svoboda
May meeting date (diff)
15:44 Ticket #226 (Assertion failed (missed_clock_ticks == 0)) closed by Jakub Jermář
fixed: Fixed in changeset:head,415.
15:33 Changeset in mainline [b8f7ea78] by Jakub Jermar <jermar@…>
Remove the over-zealous ASSERT(missed_clock_ticks == 0) from clock(). …
13:28 Ticket #236 (sysinfo functions call blocking slab_alloc() while holding ...) created by Jakub Jermář
For example, according to its comment, sysinfo_create_path() needs to …
13:20 Ticket #235 (ddi_parea_* functions use blocking btree_* interfaces while holding ...) created by Jakub Jermář
For example, ddi_parea_register() takes the parea_spinlock and calls …
13:15 Ticket #234 (make_magcache() uses blocking malloc() while holding slab_cache_lock ...) created by Jakub Jermář
When called from slab_enable_cpucache(), make_magcache() uses blocking …

2010-04-26:

22:23 Changeset in mainline [b4ad39f] by Jakub Jermar <jakub@…>
Do not hold the sysinfo spinlock either when doing copy_from_uspace().
20:09 Changeset in mainline [aeb6f25] by Jakub Jermar <jakub@…>
Do copy_to_uspace() when not holding the sysinfo spinlock. The …
19:41 Changeset in mainline [acda8f0] by Jakub Jermar <jakub@…>
Proper way of testing the mutex_trylock() return value.
19:33 Changeset in mainline [556f9892] by Jakub Jermar <jakub@…>
Add two missing interrupts_restore() in mips32 debugger code.
19:15 Ticket #233 (kbox_proc_phone_hungup() holds spinlocks while taking a mutex) created by Jakub Jermář
In kbox_proc_phone_hungup() we have the following locking sequence: …
18:34 Ticket #232 (thread_update_accounting() asserts locking policy which is not adhered to) created by Jiri Svoboda
The docblock of thread_update_accounting() states: 'Note that …
11:35 Changeset in mainline [170332d] by Jakub Jermar <jermar@…>
Disable interrupts when taking TASK→lock.

2010-04-25:

19:29 Ticket #230 (Mutexes taken when spinlocks held) closed by Jakub Jermář
fixed
19:25 Changeset in mainline [d69f959] by Jakub Jermar <jakub@…>
Take the address space and address space area mutexes conditionally in …
18:49 Sysel edited by Jiri Svoboda
missing: constructors (diff)
18:48 Sysel edited by Jiri Svoboda
Boolean operators implemented (diff)
18:48 Ticket #229 (ipc_wait_for_call() violates the answerbox and task locking order) closed by Jakub Jermář
fixed: Fixed in changeset:head,408.
18:44 Changeset in mainline [aa028db] by Jakub Jermar <jakub@…>
Fix ipc_wait_for_call() not to take the TASK spinlock while holding …
10:23 Ticket #228 (CPU lock taken when interrupts are enabled) closed by Jakub Jermář
fixed: Fixed in changeset:head,407. However I am still not convinced we need …
10:15 Changeset in mainline [37c9fc8] by Jakub Jermar <jakub@…>
Cherry pick revision 404 from lp:~ersin/helenos/measure2. This fixes …

2010-04-24:

19:58 Ticket #231 (Two CPUs in critical section under Qemu/ia32/SMP) created by Jakub Jermář
After applying the attached changes on top of changeset:mainline,377, …

2010-04-23:

23:09 Changeset in mainline [883fedc] by Jiri Svoboda <jiri@…>
Merge from lp:~jsvoboda/helenos/sysel. New: generic classes, …
23:03 Changeset in mainline [6c39a907] by Jiri Svoboda <jiri@…>
Update for mainline changes.
21:42 Changeset in mainline [f4f866c] by Jiri Svoboda <jiri@…>
Merge mainline changes.
21:41 Changeset in mainline [38aaacc2] by Jiri Svoboda <jiri@…>
Update SBI to rev. 207.
21:30 Sysel edited by Jiri Svoboda
Delegates implemented (diff)
18:49 Sysel edited by Jiri Svoboda
Add another idea (diff)
16:18 Changeset in mainline [80badbe] by Jiri Svoboda <jiri@…>
Grammar and spelling fixes.
15:15 Changeset in mainline [a721f6a] by Martin Decky <martin@…>
tiny cstyle modifications (no change in functionality)
13:40 Changeset in mainline [5af21c5] by Lenka Trochtova <trochtova.lenka@…>
fixed a bug
11:30 Changeset in mainline [df747b9c] by Lenka Trochtova <trochtova.lenka@…>
added device states (usable, invalid, not present, not initialized); …
09:52 Sysel edited by Jiri Svoboda
(diff)
08:35 Changeset in mainline [a78fa2a] by Lenka Trochtova <trochtova.lenka@…>
Send device's name to a driver when the device is passed to it.

2010-04-22:

14:54 Changeset in mainline [1f8657b] by Lenka Trochtova <trochtova.lenka@…>
serial port probing
11:00 Changeset in mainline [f928a8a] by Lenka Trochtova <trochtova.lenka@…>
ISA pseudo enumeration - fixed a bug.

2010-04-21:

22:01 Changeset in mainline [5fe1c32] by Lenka Trochtova <trochtova.lenka@…>
backup (unstable)
13:58 Changeset in mainline [9efff92] by Martin Decky <martin@…>
simplify load calculation, the number of ready threads is available …
13:52 Ticket #225 (After merge measuring branch to mainline top echoes weird load) closed by Martin Decky
wontfix: I believe that the load values are perfectly reasonably — there is a …

2010-04-20:

17:50 Ticket #230 (Mutexes taken when spinlocks held) created by Jakub Jermář
In the current revision, changeset:mainline,402, the stats code …
17:45 Ticket #229 (ipc_wait_for_call() violates the answerbox and task locking order) created by Jakub Jermář
Since changeset:mainline,378 ipc_wait_for_call() locks the answerbox …
17:40 Ticket #228 (CPU lock taken when interrupts are enabled) created by Jakub Jermář
In changeset:mainline,378, the following change, which introduces a …
17:38 Ticket #227 (HelenOS sometimes hard hangs shortly after boot) created by Jakub Jermář
This is reproducible for instance in revision 402. The system very …
15:12 Ticket #226 (Assertion failed (missed_clock_ticks == 0)) created by Jakub Jermář
Running changeset:mainline,402 on a dual-CPU Ultra 60 machine hits the …
15:01 Changeset in mainline [369a5f8] by Martin Decky <martin@…>
add STYLE_SELECTED and STYLE_INVERTED into serial output driver move …

2010-04-19:

19:58 Changeset in mainline [9f1362d4] by Martin Decky <martin@…>
console output improvements - define new generic styles …
13:34 Changeset in mainline [caad59a] by Martin Decky <martin@…>
move to GCC 4.5.0 fix two cases of uninitialized variable suspicion …
13:33 Changeset in mainline [3bdf3d3] by Martin Decky <martin@…>
fix complilation on integratorcp
08:23 Ticket #225 (After merge measuring branch to mainline top echoes weird load) created by Stanislav Kozina
Top from measuring branch echoes load between 0-1 immediately after …
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