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Sched:Automatically find deadlocks when assert #9583

Merged
merged 2 commits into from Jun 22, 2023
Merged

Sched:Automatically find deadlocks when assert #9583

merged 2 commits into from Jun 22, 2023

Commits on Jun 21, 2023

  1. libc/semaphore:Set the flag need AND SEM_PRIO_MASK 

    Signed-off-by: anjiahao <anjiahao@xiaomi.com>
    @anjiahao1
    anjiahao1 committed Jun 21, 2023
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Commits on Jun 22, 2023

  1. sched:Automatically find deadlocks when assert 

    When asserting, automatically analyze whether
there is a deadlock in the thread, and if there
is a deadlock, print out the deadlocked thread.

The principle is to analyze whether there is
a lock ring through the tcb holder.

Signed-off-by: anjiahao <anjiahao@xiaomi.com>
    @anjiahao1
    anjiahao1 committed Jun 22, 2023
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