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Wed, 22 Nov 2006
Climbing evening.
That was quite easy training - I ran several old traverses
and couple of bouldering, also created one traverse, which previously
contained green holds, but most of them were removed or replaced with time,
so it was a new trace, that's all - nothing special this day.
The most pleasant part was sauna and shower which definitely were required
by development related dirtiness.
Now I feel mysef just bloody excellent.
/life :: Link / Comments (0)
New features scheduled (implemented) for the next kevent release.
Most of them are implemented in the local tree, I'm just waiting
for ack from Ulrich Drepper:
- new command, which allows to mark any events as ready. It is also possible to just
wake up listener of the given kevent queue if number of events requested to be marked as ready is zero.
It allows glibc to notify other event processing threads, which are parked in the
waiting syscalls like
kevent_wait() or kevent_get_events(),
that they can process new events in cae of originally awakened thread was terminated.
- fixed unsufficient parameters check in kevent pipe notifications (spotted by Eric Dumazet).
- return
-ENOSYS if there is no registered event type instead of -EINVAL.
- add 'flags' parameters to
kevent_init() syscall (not implemented yet).
Actually looking at how kevent
makes fast progress and how slowly I get positive feedback and how complex are negotiations
about features and requirement addons are performed with some people, I seriously doubt
there will be enough resources to really complete the task in the way I want and think
is the best for future development.
I have several possible ways to solve existing (stagnating) problem with APIs and feature addons:
- just implement all horrible workarounds and ugliness I'm asked about, which I think
will allow quite fast kevent integration into mainline.
- continuously perform seems to be endless negotiations with mutual insults in linux-kernel@. This will not force
kevent inclusion, and likely will not end up with it at all, but there is probability (I think it is somewhere
between zero and void), that I can convince people that I am right. Practice shows that it is hardly to
convince people, which do not hear what you talk to them, no matter correct it is or not.
- say that 'I do not care and will not even discuss all requested utterly damaged ideas' or something like that
and stop discussion. It can or can not help with kevent integration, but in any case I at least will have enough
time for more interesting tasks than empty talks in linux-kernel@.
For example netchannels wildcard
support and fast NAT implementation, zero-copy
support for netchannels, asynchronous IO, threading library,
log-structured filesystem
The more I think, the more I like third variant...
/devel/kevent :: Link / Comments (0)
First part (about one fourth) of the hinged ceiling is completed.
Something like that.
I screwed it yesterday evening, and can say that although making hinged ceiling alone
is not that simple task, it is quite doable.
Next task is to perform second layer, it will be lower and take more square, but it is
task for another Sunday.

Will create better photos when it is ready.
/devel/flat :: Link / Comments (0)
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