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vm: Add a KVA arena for M_NEVERFREED allocations
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Authored by bnovkov on Jul 17 2024, 3:38 PM.

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rG3f32a7e4eee5: vm: Add a KVA arena for M_NEVERFREED allocations

Summary

This patch adds a new KVA arena for separating M_NEVERFREED allocations.

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rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

bnovkov requested review of this revision.Jul 17 2024, 3:38 PM

bnovkov created this revision.

bnovkov added a parent revision: D45863: vm: Introduce reservation-aware NOFREE page allocation routine.

markj accepted this revision.Jul 21 2024, 4:36 PM

markj added inline comments.

sys/vm/vm_kern.c
476	`if (__predict_true((flags & (M_EXEC \| M_NEVERFREED)) == 0))`

This revision is now accepted and ready to land.Jul 21 2024, 4:36 PM

alc accepted this revision.Jul 21 2024, 8:06 PM

kib accepted this revision.Jul 22 2024, 4:23 AM

Closed by commit rG3f32a7e4eee5: vm: Add a KVA arena for M_NEVERFREED allocations (authored by bnovkov). · Explain WhyJul 30 2024, 3:39 PM

This revision was automatically updated to reflect the committed changes.

bnovkov added a commit: rG3f32a7e4eee5: vm: Add a KVA arena for M_NEVERFREED allocations.

Herald added a subscriber: imp. · View Herald TranscriptJul 30 2024, 3:39 PM

Revision Contents
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Path

Size

sys/

vm/

vm_kern.c

21 lines

vm_pagequeue.h

1 line

Diff 141572

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sys/vm/vm_kern.c