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2010-05-21:

23:02 Changeset in mainline [7c8e1e1]lfn by Jakub Jermar <jakub@…>
Merge initial support for sparc64 kernel stack tracing.
22:57 Changeset in mainline [0242621]lfn by Jakub Jermar <jakub@…>
Use proper SPARC V9 branch instructions.
22:50 Changeset in mainline [3500f75]lfn by Martin Decky <martin@…>
ppc32: add interrupts_disabled(), simplify CPU identification
22:34 Changeset in mainline [819a768]lfn by Jakub Jermar <jakub@…>
On sparc64, we have a problem with determining the end of the kernel …
21:30 Changeset in mainline [2ee907e]lfn by Jakub Jermar <jakub@…>
Add read_from_ag_g6().
21:23 Changeset in mainline [339249f]lfn by Jakub Jermar <jakub@…>
Fix typo.
20:25 Changeset in mainline [989d3c2]lfn by Jakub Jermar <jakub@…>
Use proper SPARC V9 branch instruction.
19:07 Changeset in mainline [5f0e39e8]lfn by Martin Decky <martin@…>
add missing semicolon
19:04 Changeset in mainline [31198c12]lfn by Martin Decky <martin@…>
get rid of get_ip() and HERE (the functionality is replaced more …
18:53 Changeset in mainline [7de7cde]lfn by Martin Decky <martin@…>
ppc32: add basic support for generating stack traces (this does not …
13:59 Changeset in mainline [d51ee2b]lfn by Lenka Trochtova <trochtova.lenka@…>
parts of supporting code for the dynamic device classes
12:39 Changeset in mainline [8aa9265]lfn by Martin Decky <martin@…>
improve compatibility of interrupts-disabled spinlocks with non-SMP builds
07:50 Changeset in mainline [c47e1a8]lfn by Lenka Trochtova <trochtova.lenka@…>
merge mainline changes (rev. 451)

2010-05-20:

21:25 Changeset in mainline [d0ee0de]lfn by Jakub Jermar <jakub@…>
Add amd64 interrupts_disabled().
21:18 Changeset in mainline [3d948be]lfn by Jakub Jermar <jakub@…>
Add abs32le interrupts_disabled().
21:11 Changeset in mainline [b7aa7c5]lfn by Jakub Jermar <jakub@…>
Add mips32 interrupts_disabled().
20:59 Changeset in mainline [f34c09e]lfn by Jakub Jermar <jakub@…>
Add arm32 interrupts_disabled().
20:58 Changeset in mainline [769a128]lfn by Jakub Jermar <jakub@…>
Fix irq_spinlock_t for non-SMP builds.
20:50 Changeset in mainline [dbd5df1b]lfn by Jakub Jermar <jakub@…>
The condition in ia64 interrupts_disabled() must be actually negated.
20:40 Changeset in mainline [fdb8c17]lfn by Jakub Jermar <jakub@…>
Add ia64 interrupts_disabled().
20:31 Changeset in mainline [bcdc185]lfn by Jakub Jermar <jakub@…>
Add sparc64 interrupts_disabled().
20:24 Changeset in mainline [42bbbe2]lfn by Jakub Jermar <jakub@…>
Include arch/asm.h in spinlock.h
20:22 Sysel edited by Jiri Svoboda
NNPS bootstrap description (diff)
20:08 Sysel edited by Jiri Svoboda
NNPS synopsis (diff)
19:56 Sysel edited by Jiri Svoboda
Remove ideas (diff)
19:54 Sysel/Ideas created by Jiri Svoboda
Move ideas to a separate article
19:46 Sysel edited by Jiri Svoboda
Add synopses for misc ideas (diff)
19:35 Sysel edited by Jiri Svoboda
String language spec (diff)
19:30 Changeset in mainline [2b4a9f26]lfn by Martin Decky <martin@…>
Add interrupts-disabled spinlocks whose purpose is the semantic …
19:11 Sysel edited by Jiri Svoboda
Nit nit. (diff)
19:07 Sysel edited by Jiri Svoboda
Nit. (diff)
19:06 Sysel edited by Jiri Svoboda
Unfinished sentence. (diff)
19:04 Sysel edited by Jiri Svoboda
Introductory word, code organization (diff)
18:26 Changeset in mainline [b10e6e31]lfn by Jakub Jermar <jakub@…>
Remove heavily outdated and unmaintained pieces of in-tree documentation.
16:01 Changeset in mainline [b060ca9]lfn by Martin Decky <martin@…>
add verbose ASSERT macro cleanup
16:00 Changeset in mainline [9e56e65]lfn by Martin Decky <martin@…>
remove obsolete document

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]lfn by Jiri Svoboda <jiri@…>
It should be 'barebone' not 'bare boned'.

2010-05-14:

19:33 Changeset in mainline [f173404]lfn by Jiri Svoboda <jiri@…>
Fix locking in ipc_kbox_cleanup(). This was a leftover from the time …
19:30 Changeset in mainline [9644c69]lfn 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]lfn by Jakub Jermar <jakub@…>
Coding style fix.
13:45 Changeset in mainline [cf8cc36]lfn by Lenka Trochtova <trochtova.lenka@…>
get/set parameters of the serial communication (baud rate, parity, …
08:11 Changeset in mainline [04c7003f]lfn by Lenka Trochtova <trochtova.lenka@…>
renamed serial port driver to ns8250, fixed a little bug

2010-05-13:

09:44 Changeset in mainline [c964521]lfn 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]lfn 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]lfn by Jakub Jermar <jakub@…>
sparc64 kernel hooks for stack tracing.
22:56 Changeset in mainline [9929742]lfn by Jakub Jermar <jakub@…>
Modify default options for Serengeti so that it can boot in Simics.
22:52 Changeset in mainline [fa9616b4]lfn by Jakub Jermar <jakub@…>
Split the binaries on RAM disk into two groups: essential and …
21:23 Changeset in mainline [be6cef1b]lfn by Jakub Jermar <jakub@…>
Do not optically separate the branch and the branch delay slot …
20:00 Changeset in mainline [b97b348]lfn by Martin Decky <martin@…>
do not use ofw_quiesce() (it can actually make more harm than good) …
14:36 Changeset in mainline [f619943a]lfn by Lenka Trochtova <trochtova.lenka@…>
set baud rate from test_serial application; fixed a bug
13:49 Changeset in mainline [f4ef3c2]lfn by Lenka Trochtova <trochtova.lenka@…>
add default client connection handler to serial port driver (for …
11:29 Changeset in mainline [f09d891]lfn by Martin Decky <martin@…>
get rid of dummy_load, basic load can be generated by "tester loop1", …
10:22 Changeset in mainline [08d9525a]lfn by Lenka Trochtova <trochtova.lenka@…>
add default handler for client requests which do not use any of the …
08:26 Changeset in mainline [f031713]lfn 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]lfn by Jakub Jermar <jakub@…>
Strip binaries in non-debug builds.
20:21 Changeset in mainline [1cb092d]lfn by Jakub Jermar <jakub@…>
Prepare to support size-optimized builds and stripped binaries.
19:39 Changeset in mainline [a4125fb1]lfn by Jakub Jermar <jakub@…>
Add support for 'strip' to autotool.py
19:38 Changeset in mainline [52c60b6]lfn 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]lfn 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]lfn by Jakub Jermar <jakub@…>
Merge fix for ticket #232.
18:26 Changeset in mainline [cd98e594]lfn by Jakub Jermar <jakub@…>
Lock THREAD before calling thread_update_accounting() from exc_dispatch().
18:23 Changeset in mainline [5e984f2]lfn by Jakub Jermar <jakub@…>
Disable interrupts and lock THREAD before calling …
10:47 Changeset in mainline [4039c77]lfn 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]lfn by Jiri Svoboda <jiri@…>
Merge from lp:~jsvoboda/helenos/sysel. New: cspan printing, boolean …
08:10 Changeset in mainline [051bc69a]lfn by Jiri Svoboda <jiri@…>
Update SBI to rev. 244.
07:53 Changeset in mainline [25a76ab8]lfn 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]lfn 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]lfn by Lenka Trochtova <trochtova.lenka@…>
writing to serial port using character interface
10:31 Changeset in mainline [ba95e8f]lfn 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]lfn 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]lfn by Martin Decky <martin@…>
move boot offset 2 MB further away to avoid conflicts with …

2010-05-04:

22:56 Changeset in mainline [b781cb29]lfn by Martin Decky <martin@…>
fix forgotten operator
22:47 Changeset in mainline [5bf91e2]lfn by Martin Decky <martin@…>
move script from util to tools
22:44 Changeset in mainline [5e16832f]lfn 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]lfn by Martin Decky <martin@…>
more serial console fixes - better attributes in monochrome mode - …
13:50 Changeset in mainline [53e197f]lfn by Martin Decky <martin@…>
fix attributes on serial console
13:49 Changeset in mainline [ae4235c]lfn 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]lfn by Martin Decky <martin@…>
unify printf implementations
10:57 Changeset in mainline [4940ea9]lfn by Martin Decky <martin@…>
move tools directory to contrib (it does not contain any viable tools …
10:56 Changeset in mainline [568db0f]lfn by Martin Decky <martin@…>
remove forgotten piece of comment
10:44 Changeset in mainline [4872160]lfn 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]lfn by Jakub Jermar <jakub@…>
Merge the scheduler fix.
20:49 Changeset in mainline [f658458]lfn by Lenka Trochtova <trochtova.lenka@…>
parts of generic char interface, fixed some bugs
20:32 Changeset in mainline [1624aae]lfn by Jakub Jermar <jakub@…>
Assert that as_destroy() is not being called on AS.
18:52 Changeset in mainline [481d4751]lfn by Jakub Jermar <jakub@…>
Fix a race condition between the scheduler and as_destroy(). It was …
16:21 Changeset in mainline [663bb537]lfn by Jakub Jermar <jakub@…>
Fix comment.
14:59 Changeset in mainline [d3808d3]lfn by Jakub Jermar <jakub@…>
Do not clear TASK in task_destroy().
14:34 Changeset in mainline [6193351]lfn by Jakub Jermar <jakub@…>
Deploy as_hold() and as_release().
13:45 Changeset in mainline [0321109]lfn by Jakub Jermar <jakub@…>
Add as_hold() and as_release().
10:54 Changeset in mainline [9150781]lfn by Jakub Jermar <jakub@…>
Remove names of formal parameters from as.h
10:49 Changeset in mainline [7ed8530]lfn by Jakub Jermar <jakub@…>
Deploy task_hold() and task_release().
10:41 Changeset in mainline [278b4a30]lfn by Jakub Jermar <jakub@…>
Add task_hold() and task_release().
10:32 Changeset in mainline [0c42638]lfn by Jakub Jermar <jakub@…>
Remove names of formal arguments from task.h.

2010-04-30:

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

2010-04-29:

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

2010-04-28:

23:02 Changeset in mainline [c050399]lfn 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]lfn by Jakub Jermar <jakub@…>
Merge blocking and locking improvements and fixes.
21:04 Changeset in mainline [55821eea]lfn by Jakub Jermar <jakub@…>
Do not use blocking malloc() in make_magcache().
20:48 Changeset in mainline [a422bc5]lfn by Jakub Jermar <jakub@…>
Do not hold TASK→lock during the call to as_area_create(TASK→as, …).
20:08 Changeset in mainline [373acb4]lfn by Jakub Jermar <jakub@…>
Replace the parea_lock spinlock with mutex and don't insist on …
19:58 Changeset in mainline [c6218327]lfn by Jakub Jermar <jakub@…>
When taking sysinfo_lock, interrupts don't have to be disabled.
19:55 Changeset in mainline [6e121b8]lfn by Jakub Jermar <jakub@…>
Load lock can be mutex a interrupts are not required to be disabled …
19:45 Changeset in mainline [6b6626d]lfn by Jakub Jermar <jakub@…>
Replace sysinfo_lock spinlock with a mutex.
19:23 Changeset in mainline [a3900cc]lfn by Jakub Jermar <jakub@…>
Make taking mutex in a non-thread context possible via busy waiting. …
19:18 Changeset in mainline [05411e8]lfn 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]lfn 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]lfn by Jakub Jermar <jakub@…>
Do not hold the sysinfo spinlock either when doing copy_from_uspace().
20:09 Changeset in mainline [aeb6f25]lfn by Jakub Jermar <jakub@…>
Do copy_to_uspace() when not holding the sysinfo spinlock. The …
19:41 Changeset in mainline [acda8f0]lfn by Jakub Jermar <jakub@…>
Proper way of testing the mutex_trylock() return value.
19:33 Changeset in mainline [556f9892]lfn 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]lfn 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]lfn 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]lfn 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]lfn 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]lfn by Jiri Svoboda <jiri@…>
Merge from lp:~jsvoboda/helenos/sysel. New: generic classes, …
23:03 Changeset in mainline [6c39a907]lfn by Jiri Svoboda <jiri@…>
Update for mainline changes.
21:42 Changeset in mainline [f4f866c]lfn by Jiri Svoboda <jiri@…>
Merge mainline changes.
21:41 Changeset in mainline [38aaacc2]lfn 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]lfn by Jiri Svoboda <jiri@…>
Grammar and spelling fixes.
15:15 Changeset in mainline [a721f6a]lfn by Martin Decky <martin@…>
tiny cstyle modifications (no change in functionality)
13:40 Changeset in mainline [5af21c5]lfn by Lenka Trochtova <trochtova.lenka@…>
fixed a bug
11:30 Changeset in mainline [df747b9c]lfn 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]lfn 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]lfn by Lenka Trochtova <trochtova.lenka@…>
serial port probing
11:00 Changeset in mainline [f928a8a]lfn by Lenka Trochtova <trochtova.lenka@…>
ISA pseudo enumeration - fixed a bug.

2010-04-21:

22:01 Changeset in mainline [5fe1c32]lfn by Lenka Trochtova <trochtova.lenka@…>
backup (unstable)
13:58 Changeset in mainline [9efff92]lfn 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 …
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