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[NTOSKRNL]

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For now, disable broken code in FstubReadPartitionTableEFI(). In its current state, it wrongly assumes backup GPT is broken and thus attempts to fix main GPT (?!).
Furthermore, it appears Windows 2K3 doesn't perform such checks, nor such GPT rewritings in FstubReadPartitionTableEFI().

CORE-12261

svn path=/trunk/; revision=73112
This commit is contained in:
Pierre Schweitzer 2016-11-03 21:13:30 +00:00
parent cfbf8660bc
commit ec670d6c25
1 changed files with 8 additions and 0 deletions
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8
reactos/ntoskrnl/fstub/fstubex.c
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@ -963,8 +963,12 @@ FstubReadPartitionTableEFI(IN PDISK_INFORMATION Disk,
ULONG NumberOfEntries;
PEFI_PARTITION_HEADER EfiHeader;
EFI_PARTITION_ENTRY PartitionEntry;
#if 0
BOOLEAN UpdatedPartitionTable = FALSE;
ULONGLONG SectorsForPartitions, PartitionEntryLBA;
#else
ULONGLONG PartitionEntryLBA;
#endif
PDRIVE_LAYOUT_INFORMATION_EX DriveLayoutEx = NULL;
ULONG i, PartitionCount, PartitionIndex, PartitionsPerSector;
PAGED_CODE();
@ -996,6 +1000,7 @@ FstubReadPartitionTableEFI(IN PDISK_INFORMATION Disk,
return STATUS_INSUFFICIENT_RESOURCES;
}
#if 0
if (!ReadBackupTable)
{
/* If we weren't ask to read backup table,
@ -1015,6 +1020,7 @@ FstubReadPartitionTableEFI(IN PDISK_INFORMATION Disk,
UpdatedPartitionTable = TRUE;
}
}
#endif
DriveLayoutEx->PartitionStyle = PARTITION_STYLE_GPT;
/* Translate LBA -> Offset */
@ -1083,12 +1089,14 @@ FstubReadPartitionTableEFI(IN PDISK_INFORMATION Disk,
}
DriveLayoutEx->PartitionCount = PartitionCount;
#if 0
/* If we updated partition table using backup table, rewrite partition table */
if (UpdatedPartitionTable)
{
IoWritePartitionTableEx(Disk->DeviceObject,
DriveLayoutEx);
}
#endif
/* Finally, return read data */
*DriveLayout = DriveLayoutEx;