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Differential D46813

arm64: Support pmap_fault with a locked pmap
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Authored by andrew on Sep 27 2024, 3:49 PM.
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kib
markj
manu
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arm64
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rG54f23b015aa6: arm64: Support pmap_fault with a locked pmap
Summary

When we get a data abort in an EFI runtime service the userspace pmap
will be locked by the current thread. Skip trying to lock it again as
it will be in a critical section and the lock may sleep.

Sponsored by: Arm Ltd

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rG FreeBSD src repository
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sys/
arm64/
arm64/
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sys/arm64/arm64/pmap.c

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