Hello.
Dave Kleikamp wrote:
powerpc: Don't clear _PAGE_COHERENT when _PAGE_SAO is set
This is a placeholder. Benh tells me that he will come up with a better fix.
Signed-off-by: Dave Kleikamp <[EMAIL PROTECTED]>
---
arch/powerpc/platforms/pseries/lpar.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -Nurp linux005/arch/powerpc/platforms/pseries/lpar.c
linux006/arch/powerpc/platforms/pseries/lpar.c
--- linux005/arch/powerpc/platforms/pseries/lpar.c 2008-06-05
10:07:34.000000000 -0500
+++ linux006/arch/powerpc/platforms/pseries/lpar.c 2008-06-10
16:48:59.000000000 -0500
@@ -305,7 +305,8 @@ static long pSeries_lpar_hpte_insert(uns
flags = 0;
/* Make pHyp happy */
- if (rflags & (_PAGE_GUARDED|_PAGE_NO_CACHE))
+ if ((rflags & _PAGE_GUARDED) ||
+ ((rflags & _PAGE_NO_CACHE) & !(rflags & _PAGE_WRITETHRU)))
I don't think you really meant bitwise AND here. I suppose the second
expression just will never be true.
WBR, Sergei
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