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Make paged and non-paged memory pools 8-byte aligned.

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svn path=/trunk/; revision=6390
This commit is contained in:
Eric Kohl 2003-10-20 18:43:11 +00:00
parent 2515e0e291
commit bf57d89032
3 changed files with 11 additions and 7 deletions
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7
reactos/ntoskrnl/include/internal/pool.h
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@ -19,7 +19,12 @@ extern PVOID MmPagedPoolBase;
extern ULONG MmPagedPoolSize;
#define MM_PAGED_POOL_SIZE (100*1024*1024)
#define MM_NONPAGED_POOL_SIZE (100*1024*1024)
#define MM_NONPAGED_POOL_SIZE (100*1024*1024)
/*
* Paged and non-paged pools are 8-byte aligned
*/
#define MM_POOL_ALIGNMENT 8
/*
* Maximum size of the kmalloc area (this is totally arbitary)

7
reactos/ntoskrnl/mm/npool.c
View file

@ -1,4 +1,4 @@
/* $Id: npool.c,v 1.75 2003/09/14 09:14:20 hbirr Exp $
/* $Id: npool.c,v 1.76 2003/10/20 18:43:11 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -1573,8 +1573,7 @@ ExAllocateNonPagedPoolWithTag(ULONG Type, ULONG Size, ULONG Tag, PVOID Caller)
KeReleaseSpinLock(&MmNpoolLock, oldIrql);
return(NULL);
}
/* Make the size dword alligned, this makes the block dword alligned */
Size = ROUND_UP(Size, sizeof(DWORD));
if (Size >= PAGE_SIZE)
{
@ -1587,7 +1586,7 @@ ExAllocateNonPagedPoolWithTag(ULONG Type, ULONG Size, ULONG Tag, PVOID Caller)
}
else
{
alignment = 0;
alignment = MM_POOL_ALIGNMENT;
}
best = get_block(Size, alignment);

4
reactos/ntoskrnl/mm/ppool.c
View file

@ -1,4 +1,4 @@
/* $Id: ppool.c,v 1.20 2003/10/12 17:05:48 hbirr Exp $
/* $Id: ppool.c,v 1.21 2003/10/20 18:43:11 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -195,7 +195,7 @@ ExAllocatePagedPoolWithTag (IN POOL_TYPE PoolType,
}
else
{
Alignment = 0;
Alignment = MM_POOL_ALIGNMENT;
}
/*