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Added two debugging messages. Patch by Mike Nordell.

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svn path=/trunk/; revision=7054
This commit is contained in:
Filip Navara 2003-12-14 18:36:15 +00:00
parent 1f86ab3ae7
commit 2cc22c2214
1 changed files with 10 additions and 1 deletions
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11
reactos/ntoskrnl/mm/ppool.c
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@ -1,4 +1,4 @@
/* $Id: ppool.c,v 1.22 2003/12/13 21:11:53 gvg Exp $
/* $Id: ppool.c,v 1.23 2003/12/14 18:36:15 navaraf Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -453,6 +453,15 @@ ExFreePagedPool(IN PVOID Block)
//DbgPrint ( "checking buffer-overrun detection bytes..." );
for ( i = 0; i < MM_PPOOL_REDZONE_BYTES; i++ )
{
if (*(Addr-i-1) != MM_PPOOL_REDZONE_VALUE)
{
DPRINT1("Attempt to free memory %#08x. Redzone underrun!\n", Block);
}
if (*(Addr+UsedBlock->UserSize+i) != MM_PPOOL_REDZONE_VALUE)
{
DPRINT1("Attempt to free memory %#08x. Redzone overrun!\n", Block);
}
assert ( *(Addr-i-1) == MM_PPOOL_REDZONE_VALUE );
assert ( *(Addr+UsedBlock->UserSize+i) == MM_PPOOL_REDZONE_VALUE );
}