Skip to content

Ex 1 – Dedicated Operating Systems – INE5424 – UFSC

Exercise 1
Idle-waiting Thread Joining
– It have as an objective to change the method “join” of a Thread. It was implemented like this:

[code lang=”c”] while(_state != FINISHING)
yield();
[/code]

This method consist in verify the state of the Thread that is joined, if the state is different from FINISHING, it calls yield(). This solution cause an overhead, because it do this verification all the time that the process is Phased. We should implement a new function, that don`t cause this overhead.

Modified files:
– thread.cc
– Thread.h

EPOS with our solution.
Steps, and explanation about other solutions (PORTUGUESE)

10,821 Comments

  5. EdwardoDoola EdwardoDoola

    Вызвать нарколога на дом или обратиться в клинику нужно, если после снижения дозы или прекращения употребления самочувствие сильно ухудшается. Первый осмотр помогает определить степень абстиненции и понять, можно ли эффективно провести лечение в домашних условиях или безопаснее выбрать стационарное наблюдение.
    Получить больше информации – скорая вывод из запоя

    # August 29, 2026
  7. ReneWax ReneWax

    Now appreciating that the post did not try to imitate any other style I might recognise, and a stop at cashcompass continued that distinct voice, content with its own register rather than borrowed from elsewhere is content with real authorial presence and this site has clearly developed that presence through what feels like patient editorial work.

    # August 29, 2026
  8. Sterlingmoome Sterlingmoome

    Thanks for laying this out in a way that someone newer to the topic can follow, and a stop at monitormerchant kept that accessibility going, writing that meets readers at different experience levels without condescending is hard to do well and the writers here have clearly thought about who they are writing for.

    # August 29, 2026
  9. Charlestof Charlestof

    Когда проблемы с алкоголизмом достигают критической точки, оперативное вмешательство становится жизненно необходимым. В Мариуполе квалифицированные наркологи оказывают помощь на дому, обеспечивая оперативную детоксикацию организма, стабилизацию жизненно важных показателей и психологическую поддержку. Такой формат лечения позволяет пациенту получить качественную медицинскую помощь в привычной домашней обстановке, сохраняя конфиденциальность и минимизируя стресс, связанный с посещением стационара.
    Детальнее – нарколог на дом вывод из запоя мариуполь

    # August 29, 2026
  10. Kaipaulp Kaipaulp

    Considered as a whole this site has developed a coherent point of view that comes through in individual pieces, and a look at lilyluxe continued displaying that coherence, sites with a unified perspective rather than a grab bag of takes are sites with editorial maturity and this one has clearly developed that maturity through years of work.

    # August 29, 2026
  12. Colenus Colenus

    Approaching this site through a casual link click and being surprised by what I found, and a look at blog44fish extended the surprise, the rare experience of stumbling into excellent independent content rather than predictable mediocrity is one of the actual remaining pleasures of casual web browsing and this site provided it cleanly.

    # August 29, 2026
  13. Richardblona Richardblona

    Now I want to find more sites like this but I suspect they are rare, and a look at goldgraph extended that thought, the few sites that meet this quality bar are precious specifically because they are rare and finding others like them is one of the ongoing projects of careful internet curation across the years.

    # August 30, 2026
  14. Brysonanivy Brysonanivy

    Reading this with my morning coffee turned into reading the related posts with my morning coffee, and a stop at yottamart stretched the morning further, content that pulls breakfast into a reading session rather than just accompanying it is content that has earned a higher claim on my attention than the average article does.

    # August 30, 2026
  19. DonovanLer DonovanLer

    Came in skeptical of the angle and left mostly persuaded, and a stop at conversioncove pushed me a bit further in the same direction, content that can move a critical reader by argument rather than rhetoric is rare and worth pointing out because it indicates real substance underneath the surface presentation here.

    # August 30, 2026
  24. JesusDar JesusDar

    После первичной диагностики начинается активная фаза медикаментозного вмешательства. Современные препараты вводятся капельничным методом, что позволяет быстро снизить уровень токсинов в крови и восстановить нормальные обменные процессы, стабилизируя работу печени, почек и сердечно-сосудистой системы.
    Получить больше информации – http://vyvod-iz-zapoya-donetsk-dnr0.ru/

    # August 30, 2026
  29. Edwardred Edwardred

    Одним из ключевых достоинств выезда нарколога на дом является возможность лечения в привычной для пациента среде, что способствует снижению стресса и ускоряет процесс выздоровления. Кроме того, лечение на дому гарантирует полную анонимность и индивидуальный подход к каждому пациенту.
    Углубиться в тему – нарколог на дом цены иркутск

    # August 30, 2026
  31. DarylHyday DarylHyday

    Recommended to anyone working in or curious about this area, the depth and clarity combine well, and a look at webgorge keeps that going across more pages, the kind of site that earns regular visits rather than chasing trends has my respect because it suggests genuine commitment to the topic itself rather than to chasing trends.

    # August 30, 2026
  32. JesusDar JesusDar

    После первичной диагностики начинается активная фаза медикаментозного вмешательства. Современные препараты вводятся капельничным методом, что позволяет быстро снизить уровень токсинов в крови и восстановить нормальные обменные процессы, стабилизируя работу печени, почек и сердечно-сосудистой системы.
    Подробнее – вывод из запоя недорого в донецке

    # August 30, 2026
  33. VaughnWhody VaughnWhody

    Coming to this with low expectations and being pleasantly surprised by the substance, and a stop at lockandloadshop continued exceeding expectations, the recalibration of expectations upward across multiple positive readings is one of the actual rewards of careful browsing and this site is providing that recalibration at a steady rate apparently.

    # August 30, 2026
  34. trx paper wallet trx paper wallet

    Interesting post here. One thing I would like to say is most professional career fields consider the Bachelor Degree just as the entry level standard for an online diploma. While Associate Certifications are a great way to get started on, completing your Bachelors opens up many good opportunities to various employment goodies, there are numerous online Bachelor Diploma Programs available from institutions like The University of Phoenix, Intercontinental University Online and Kaplan. Another concern is that many brick and mortar institutions make available Online types of their qualifications but usually for a greatly higher cost than the institutions that specialize in online higher education degree plans.

    # August 30, 2026
  39. Robbin Robbin

    legitimate australian online casinos, nyc casino jfk (Robbin) chips
    value usa and online slots free bonus no deposit uk, or gambling facts
    australia

    # August 30, 2026
  41. Alvinrog Alvinrog

    The pacing of the post was just right, never rushed and never dragged out unnecessarily, and a look at blog44windows maintained the same rhythm, you can tell the writer has experience because the difficult skill of pacing is something only practiced writers manage to handle well in long form content over time and across formats.

    # August 30, 2026
  42. Ralph Ralph

    free chip online casino australia, canadian roulette free game and united statesn online casinos
    2021 real money, or casino pay by mobile usa

    Here is my blog post … what is the probability of winning bingo – Ralph –

    # August 30, 2026
  43. BillySeady BillySeady

    Условия пребывания и продолжительность курса напрямую зависят от состояния человека, диагноза, стадии зависимости, периода употребления, ранее проведенного лечения и готовности зависимого участвовать в программе. В стационар кладут не каждого обратившегося: иногда помощь нарколога может проводиться амбулаторно или на дому, однако при тяжелых истощениях, обострениях хронических болезней, психозах, выраженной абстиненции и других опасных состояниях может потребоваться госпитализировать человека. Решение принимает врач на основании осмотра и оценки рисков, а не только по желанию родственников.
    Подробнее – частная наркологическая клиника

    # August 30, 2026
  44. ClintonIcork ClintonIcork

    Felt no urge to argue with the conclusions even though I started the post slightly skeptical, and a look at trusttoken maintained that pattern, writing that earns agreement through clarity of argument rather than rhetorical pressure is the kind I find most persuasive and the kind I want to read more of these days.

    # August 30, 2026
  47. Briandup Briandup

    Now planning to write about the topic myself eventually using this post as a reference, and a look at softbay would also serve in that future piece, content that becomes raw material for my own writing rather than just informing my reading is content with multiplicative value and this site is generating that multiplicative effect.

    # August 30, 2026

Leave a Reply

Your email address will not be published. Required fields are marked *