Move CoreCLR over to the managed wait subsystem - #117788

Merged

jkoritzinsky merged 68 commits into

dotnet:mainfrom

jkoritzinsky:coreclr-managed-wait

Dec 11, 2025

Commits on Aug 28, 2025

Use the wait subsystem on CoreCLR on Unix platforms.
jkoritzinsky
committed
7a1dbc9
Remove wait subsystem qcall entrypoints
jkoritzinsky
committed
25bc429
Remove named mutex support from the CoreCLR PAL
jkoritzinsky
committed
293866c
Fix qcalls and managed/native sizes
jkoritzinsky
committed
586a80d
Unify LowLevelLifoSemaphore implementations for Unix to use the wait subsystem
jkoritzinsky
committed
9d43730
Hook up the "thread exiting" callback
jkoritzinsky
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ec1c5eb
Delete Mutex support from the PAL
jkoritzinsky
committed
e92905f
Remove concept of ownership and abandonment and other vistigial components of mutexes from the CoreCLR PAL.
jkoritzinsky
committed
56fdae6
Change spinlock scoping
jkoritzinsky
committed
2358bb4
Remove prioritized waits from the PAL and remove WAIT_ABANDONED usage
jkoritzinsky
committed
1892e04
Run "OnThreadExiting" during thread finalization. Testing with Mono has already hardened the cases that this makes weird, so we can reliably do it with CoreCLR
jkoritzinsky
committed
b53dad0
Cleanup on the finalizer thread when a thread is detached, not when the managed thread object is finalized.
jkoritzinsky
committed
c354959
Call OnThreadExiting outside of the thread store lock
jkoritzinsky
committed
2daf216
pragma out the error that only occurs on platforms that don't use the wait subsystem
jkoritzinsky
committed
e5b8b92
Use shared wait handling for Windows instead of calling into the VM on Windows
jkoritzinsky
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0e504c5
Host deadlock detection doesn't exist any more
jkoritzinsky
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f82ab8f
Don't call back into the sync context from the native "do appropriate wait" worker as the only handles it gets on Unix are PAL handles, not wait subsystem handles (and for Windows, we don't need to…
jkoritzinsky
committed
757bc4f
named sync primitives don't exist on non-Windows in CoreCLR any more
jkoritzinsky
committed
3965419
Share the sleep impl between all runtimes on Windows and unix
jkoritzinsky
committed
b18871c

Commits on Sep 10, 2025

Commits on Sep 11, 2025

Increase the refcount to ensure that the exposed thread object can't be cleaned up before we run our managed cleanup in CleanupDetachedThreads
jkoritzinsky
committed
1d37a46

Commits on Sep 12, 2025

Fix unix build
jkoritzinsky
committed
8ab90ff

Commits on Oct 30, 2025

Commits on Oct 31, 2025

Clean up foreign threads in their own helper thread instead of on the finalizer.
jkoritzinsky
committed
d6d650c

Commits on Nov 3, 2025

Commits on Nov 5, 2025

PR feedback from @am11
jkoritzinsky
committed
93a9154
Structure the cleanup thread to work jsut like the finalizer thread.
jkoritzinsky
committed
8510e64
Call HasStarted, that sets up a bunch of stuff.
jkoritzinsky
committed
7be436b

Commits on Nov 6, 2025

Don't shut down the cleanup thread. It can die when the process dies
jkoritzinsky
committed
4cf8760

Commits on Nov 7, 2025

Commits on Nov 10, 2025

Commits on Dec 5, 2025

Commits on Dec 6, 2025

Update pal.h

jkoritzinsky
and
jkotas
authored
0b1d120

Commits on Dec 8, 2025

Merge branch 'coreclr-managed-wait' of https://github.com/jkoritzinsky/runtime; branch 'main' of https://github.com/dotnet/runtime into coreclr-managed-wait
jkoritzinsky
committed
63c63b7

Commits on Dec 9, 2025

Commits on Dec 10, 2025