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[Win32k]

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- When locking and unlocking regions, no need to use probe to check attribute space first before read or write access. The exception handling is a feature.

svn path=/trunk/; revision=45034
This commit is contained in:
James Tabor 2010-01-10 19:06:07 +00:00
parent 30dc8768b1
commit 88855c3acd
1 changed files with 0 additions and 9 deletions
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9
reactos/subsystems/win32/win32k/objects/region.c
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@ -2085,7 +2085,6 @@ RGNOBJAPI_Lock(HRGN hRgn, PRGN_ATTR *ppRgn_Attr)
PGDI_TABLE_ENTRY Entry;
PROSRGNDATA pRgn;
PRGN_ATTR pRgn_Attr;
BOOL Hit = FALSE;
pRgn = REGION_LockRgn(hRgn);
@ -2101,8 +2100,6 @@ RGNOBJAPI_Lock(HRGN hRgn, PRGN_ATTR *ppRgn_Attr)
{
_SEH2_TRY
{
ProbeForWrite(pRgn_Attr, sizeof(RGN_ATTR), 1);
if ( !(pRgn_Attr->AttrFlags & ATTR_CACHED) &&
pRgn_Attr->AttrFlags & (ATTR_RGN_VALID|ATTR_RGN_DIRTY) )
{
@ -2125,7 +2122,6 @@ RGNOBJAPI_Lock(HRGN hRgn, PRGN_ATTR *ppRgn_Attr)
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
Hit = TRUE;
}
_SEH2_END;
@ -2148,7 +2144,6 @@ RGNOBJAPI_Unlock(PROSRGNDATA pRgn)
INT Index;
PGDI_TABLE_ENTRY Entry;
PRGN_ATTR pRgn_Attr;
BOOL Hit = FALSE;
if (pRgn)
{
@ -2162,8 +2157,6 @@ RGNOBJAPI_Unlock(PROSRGNDATA pRgn)
{
_SEH2_TRY
{
ProbeForWrite(pRgn_Attr, sizeof(RGN_ATTR), 1);
if ( pRgn_Attr->AttrFlags & ATTR_RGN_VALID )
{
pRgn_Attr->Flags = REGION_Complexity( pRgn );
@ -2175,7 +2168,6 @@ RGNOBJAPI_Unlock(PROSRGNDATA pRgn)
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
Hit = TRUE;
}
_SEH2_END;
}
@ -2525,7 +2517,6 @@ REGION_SetRectRgn(
}
else
{
DPRINT("SetRectRgn NULL Count: %d \n", rgn->rdh.nCount);
EMPTY_REGION(rgn);
}
}