NTFS: Minor documentation improvements

Author: TalAloni

DiskAccessLibrary/FileSystems/NTFS/Log/LogFile.cs

@@ -246,7 +246,7 @@ public LfsRecord WriteRecord(int clientIndex, LfsRecordType recordType, ulong cl
             m_restartPage.RestartArea.LastLsnDataLength = (uint)record.Data.Length;
 
             // If the client is writing a ClientRestart, the call to write a restart page (when updating the client record) is imminent, so no need to write a restart page now.
-            // Note that CurrentLsn is used to determine which is restart page recent so we should not update the restart page without incrementing CurrentLsn.
+            // Note that CurrentLsn is used to determine which restart page is more recent so we should not update the restart page without incrementing CurrentLsn.
             if (recordType != LfsRecordType.ClientRestart && endOfTransferRecorded)
             {
                 // When the NTFS v5.1 driver restarts a dirty log file, it does not expect to find more than one transfer after the last flushed LSN.

DiskAccessLibrary/FileSystems/NTFS/Log/Structures/LfsRestartArea.cs

@@ -19,7 +19,7 @@ public class LfsRestartArea
         private const int FixedLengthNTFS30 = 0x40; // NTFS v3.0 and v3.1
         public const ushort NoClient = 0xFFFF;
 
-        public ulong CurrentLsn;
+        public ulong CurrentLsn;       // The last LSN that was written before writing the restart page, also used to determine which of the two restart pages is more recent
         // ushort LogClients;
         public ushort ClientFreeList;  // The index of the first free log client record in the array
         public ushort ClientInUseList; // The index of the first in-use log client record in the array