[release/9.0-staging] Fix few RandomAccess.Write edge case bugs#109646

Open

adamsitnik wants to merge 3 commits intodotnet:release/9.0-stagingfrom adamsitnik:backportWriteGather9

+254-33

Commits on Nov 8, 2024

RandomAccess.Write throws System.IO.IOException Fix (dotnet#108380 )

NicoAvanzDev
authored and
adamsitnik
committed
Handle IOV_MAX limit in RandomAccess, add missing test (dotnet#109340 )

committed

Commits on Dec 12, 2024

More WriteGather fixes (dotnet#109826 )

adamsitnik
and
MichalPetryka
committed