Commit:     31f4b46ec6f889533c06537dea96bb0d20fa625b
Parent:     261f0ce5ccdd17dc240d8453ca5ffc4688b92700
Author:     Ahmed S. Darwish <[EMAIL PROTECTED]>
AuthorDate: Sat Feb 9 23:24:09 2008 +0100
Committer:  Thomas Gleixner <[EMAIL PROTECTED]>
CommitDate: Sat Feb 9 23:24:09 2008 +0100

    lguest: accept guest _PAGE_PWT page table entries
    Beginning from commit 4138cc3418f5, ioremap_nocache() sets the _PAGE_PWT
    Lguest doesn't accept a guest pte with a _PWT flag and reports a "bad
    page table entry" in that case.
    Accept guest _PAGE_PWT page table entries.
    Signed-off-by: Ahmed S. Darwish <[EMAIL PROTECTED]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
    Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
 drivers/lguest/page_tables.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c
index 74b4cf2..275f23c 100644
--- a/drivers/lguest/page_tables.c
+++ b/drivers/lguest/page_tables.c
@@ -178,8 +178,8 @@ static void release_pte(pte_t pte)
 static void check_gpte(struct lg_cpu *cpu, pte_t gpte)
-       if ((pte_flags(gpte) & (_PAGE_PWT|_PAGE_PSE))
-           || pte_pfn(gpte) >= cpu->lg->pfn_limit)
+       if ((pte_flags(gpte) & _PAGE_PSE) ||
+           pte_pfn(gpte) >= cpu->lg->pfn_limit)
                kill_guest(cpu, "bad page table entry");
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