shay79il's Profile

104
Points

Questions
35

Answers
14

  • Why and HOW should we use this API? /* device information */ struct scull_dev *dev = container_of(inode->i_cdev, struct scull_dev, cdev); …

    Asked on October 10, 2019 in Linux.
    • 32 views
    • 1 answers
    • 0 votes
  • I encountered 2 useful macros in_interrupt() – is code part ofinterrupt context / can’t sleep in_atomic() – are we in …

    Asked on October 10, 2019 in Linux.
    • 20 views
    • 0 answers
    • 0 votes
  • The slab is grabbing a bunch of pages (using get_free_pages) where it constructs some buffer pools (of various size, which …

    Asked on October 10, 2019 in Linux.
    • 20 views
    • 0 answers
    • 0 votes
  • what is the difference between kmalloc and __get_free_pages()? When googling I see some complaining about issues that came up by …

    Asked on October 10, 2019 in Linux.
    • 22 views
    • 0 answers
    • 0 votes
  • במסגרת החיפוש שלי אחרי כלים ראיתי שיש כלים כמו strace’ ftrace kernelShark ויש דרישה לקמפל את הKERNEL ב DEBUG MODE …

    Asked on October 10, 2019 in Linux.
    • 27 views
    • 0 answers
    • 0 votes
  • איך יודעים את סטטוס הזכרונות של ה KERNEL? אני מעונין לדעת ששיחררתי את כל ה- BUFFERS שהקציתי ניסיתי להעזר ב- …

    Asked on October 10, 2019 in Linux.
    • 20 views
    • 0 answers
    • 0 votes
  • I found the following in the documentation (which supports my understanding on malloc()) The kmalloc() function returns physically and therefore …

    Asked on October 10, 2019 in Linux.
    • 21 views
    • 0 answers
    • 0 votes
  • __GFP_COLD The kernel should use cache cold pages. How does the kernel know about cache COLD regions? Who maintains it? …

    Asked on October 10, 2019 in Linux.
    • 25 views
    • 0 answers
    • 0 votes
  • הדרכה להתקנה עם קבצים הדרושים עבור ההתקנה – בישביל מי שלא מגיע נתונים על BBG הדרכת התקנת KERNEL קישור נוסף …

    Asked on October 10, 2019 in Linux.
    • 31 views
    • 0 answers
    • 0 votes
  • If we use  WHY do we need the  and  the  ??? we will always want the STARTING  to be 0 …

    Asked on September 30, 2019 in Linux.
    • 30 views
    • 1 answers
    • 0 votes