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Adjust last usable sector for GPT

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This commit is contained in:
Tj 2024-07-02 21:49:00 +01:00
parent 8720a68849
commit bee487653a
1 changed files with 2 additions and 1 deletions
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3
src/modules/partition/core/PartitionActions.cpp
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@ -107,6 +107,8 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
{ {
partType = isEfi ? PartitionTable::gpt : PartitionTable::msdos; partType = isEfi ? PartitionTable::gpt : PartitionTable::msdos;
} }
// last usable sector possibly allowing for secondary GPT using 66 sectors (256 entries)
qint64 lastSectorForRoot = dev->totalLogical() - (partType == PartitionTable::gpt ? 67 : 1);
// Looking up the defaultFsType (which should name a filesystem type) // Looking up the defaultFsType (which should name a filesystem type)
// will log an error and set the type to Unknown if there's something wrong. // will log an error and set the type to Unknown if there's something wrong.
@ -163,7 +165,6 @@ doAutopartition( PartitionCoreModule* core, Device* dev, Choices::AutoPartitionO
shouldCreateSwap = availableSpaceB > requiredSpaceB; shouldCreateSwap = availableSpaceB > requiredSpaceB;
} }
qint64 lastSectorForRoot = dev->totalLogical() - 1; //last sector of the device
if ( shouldCreateSwap ) if ( shouldCreateSwap )
{ {
lastSectorForRoot -= suggestedSwapSizeB / sectorSize + 1; lastSectorForRoot -= suggestedSwapSizeB / sectorSize + 1;