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- Store always offsets on cluster boundaries in FCB->LastOffset.

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svn path=/trunk/; revision=10757
This commit is contained in:
Hartmut Birr 2004-08-31 20:02:24 +00:00
parent 0ebfc36a78
commit 4f6383edcb
1 changed files with 3 additions and 3 deletions
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6
reactos/drivers/fs/vfat/rw.c
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@ -1,5 +1,5 @@
/* $Id: rw.c,v 1.68 2004/08/05 02:48:18 navaraf Exp $
/* $Id: rw.c,v 1.69 2004/08/31 20:02:24 hbirr Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -301,7 +301,7 @@ VfatReadFileData (PVFAT_IRP_CONTEXT IrpContext,
ExAcquireFastMutex(&Fcb->LastMutex);
Fcb->LastCluster = StartCluster + (ClusterCount - 1);
Fcb->LastOffset = ReadOffset.u.LowPart + (ClusterCount - 1) * BytesPerCluster;
Fcb->LastOffset = ROUND_DOWN(ReadOffset.u.LowPart, BytesPerCluster) + (ClusterCount - 1) * BytesPerCluster;
ExReleaseFastMutex(&Fcb->LastMutex);
// Fire up the read command
@ -511,7 +511,7 @@ VfatWriteFileData(PVFAT_IRP_CONTEXT IrpContext,
ExAcquireFastMutex(&Fcb->LastMutex);
Fcb->LastCluster = StartCluster + (ClusterCount - 1);
Fcb->LastOffset = WriteOffset.u.LowPart + (ClusterCount - 1) * BytesPerCluster;
Fcb->LastOffset = ROUND_DOWN(WriteOffset.u.LowPart, BytesPerCluster) + (ClusterCount - 1) * BytesPerCluster;
ExReleaseFastMutex(&Fcb->LastMutex);
// Fire up the write command