[UDFS] Reduce mount-time NonPagedPool pressure to allow mounting on Windows Server 2003 with 2 GB RAM#283

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Copilot wants to merge 34 commits into

copilot/udfs-make-all-bitmaps-chunked

Commits on Dec 25, 2025

refactoring
assorted
committed

Commits on Jan 15, 2026

try-fix-write
assorted
committed

Commits on Apr 22, 2026

Initial plan
Copilot
authored
[UDFS] Chunk free-space bitmaps to avoid large contiguous allocations

Copilot
and
Zero3K20
authored
[UDFS] Optimize chunked bitmap operations in hot paths

Copilot
and
Zero3K20
authored
[UDFS] Harden and refine chunked bitmap helpers

Copilot
and
Zero3K20
authored
[UDFS] Restore fast contiguous bitmap scan path

Copilot
and
Zero3K20
authored
[UDFS] Improve non-chunked bitmap fast paths

Copilot
and
Zero3K20
authored
[UDFS] Address review nits in bitmap helpers

Copilot
and
Zero3K20
authored
[UDFS] Add verbose debug output to chunked bitmap infrastructure

Copilot
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Zero3K20
authored
[UDFS] Convert Vcb->Vat to chunked NonPagedPool allocation

Copilot
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Zero3K20
committed
udfs: apply chunked NonPagedPool allocation to all remaining I/O bitmap buffers

Copilot
and
Zero3K20
committed
udfs: rename Bitmap to Chunked/Chunk in chunked-buffer infrastructure

Copilot
and
Zero3K20
committed
udfs: clarify UDF_CHUNKED_BUF_SIGNATURE comment

Copilot
and
Zero3K20
committed
udfs: move UDFPrint macro before udf_info.h include

Copilot
and
Zero3K20
committed
udfs: add UDFAllocChunkedBitmap/UDFFreeChunkedBitmap/UDFBitmapCopyMemory/UDFBitmapCompareMemory aliases

Copilot
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Zero3K20
authored
udfs: replace old bitmap aliases with renamed chunked API calls in mount.cpp

Copilot
and
Zero3K20
authored
udfs: fix Vcb->Vat (PCHAR) cast errors in udf_info.cpp

Copilot
and
Zero3K20
authored
udf_info: make chunked bitmap allocation lazy; fix VAT direct-access bugs

Copilot
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Zero3K20
authored
mount: fix UDFAddXSpaceBitmap/UDFVerifyXSpaceBitmap to avoid large flat allocation

Copilot
and
Zero3K20
authored
mount: clean up commented-out variable declarations in XSpaceBitmap functions

Copilot
and
Zero3K20
authored
udfs: use PagedPool for chunked bitmap chunks; optimize AddXSpaceBitmap byte fast-path

Copilot
and
Zero3K20
authored
udfs: add UDFSetFreeBitOwner loop in AddXSpaceBitmap byte fast-path

Copilot
and
Zero3K20
authored

Commits on Apr 23, 2026

Commits on Apr 27, 2026

Merge branch 'udf-dev' into copilot/udfs-make-all-bitmaps-chunked

Copilot
and
Zero3K20
authored

Commits on Apr 28, 2026

Commits on Apr 30, 2026