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Debugger: Use safe vtlb read/write methods #11595

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merged 1 commit into from
Sep 29, 2024
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@F0bes F0bes commented Jul 19, 2024

Description of Changes

Instead of using the unsafe vtlb access functions that can cause tlb misses and trigger MMIO handlers I've migrated the debugger to use the safer ones.

Rationale behind Changes

This seems to have fixed the recursion issue when pause-on-tlb-miss is enabled.
It also wasn't great that the debugger can read guest FIFOs and such.

Suggested Testing Steps

Enable pause-on-tlb-miss, open the debugger, and reset a bunch of times and see if PCSX2 crashes.
Test and see if the debugger still works fine.

Fixes #11594

@ghost
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ghost commented Jul 20, 2024

It's still crashing :/

@RedDevilus
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RedDevilus commented Jul 20, 2024

It's still crashing :/

Can you show error and backtrace?

@F0bes
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F0bes commented Jul 20, 2024

I fixed the recursion, but you're right, the crash is still there.

The backtrace is quite odd, it's crashing inside of Qt. I'll have to further investigate.

@F0bes F0bes marked this pull request as draft July 20, 2024 00:37
@ghost
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ghost commented Jul 20, 2024

It's still crashing :/

Can you show error and backtrace?

I don't have a crash log.

My.Movie.mp4
@F0bes F0bes marked this pull request as ready for review September 26, 2024 20:46
@F0bes F0bes changed the title Debugger: Fix possible recursion loop when pause-on-tlb-miss is enabled Sep 26, 2024
@F0bes F0bes merged commit a694c1b into master Sep 29, 2024
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@F0bes F0bes deleted the debugger-tlb-recursion branch September 29, 2024 14:23
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