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authorMatias Zabaljauregui <zabaljauregui@gmail.com>2009-06-12 22:27:06 -0600
committerRusty Russell <rusty@rustcorp.com.au>2009-06-12 22:27:06 +0930
commit90603d15fa95605d1d08235b73e220d766f04bb0 (patch)
tree669b5a41ebdb368e578898409d8a48021074746a /arch/x86/lguest/boot.c
parented1dc77810159a733240ba6751c1b31023bf8dd7 (diff)
lguest: use native_set_* macros, which properly handle 64-bit entries when PAE is activated
Some cleanups and replace direct assignment with native_set_* macros which properly handle 64-bit entries when PAE is activated Signed-off-by: Matias Zabaljauregui <zabaljauregui@gmail.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'arch/x86/lguest/boot.c')
-rw-r--r--arch/x86/lguest/boot.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 514f4d0d2bfa..4f311e40d0aa 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -525,7 +525,7 @@ static void lguest_pte_update(struct mm_struct *mm, unsigned long addr,
static void lguest_set_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pteval)
{
- *ptep = pteval;
+ native_set_pte(ptep, pteval);
lguest_pte_update(mm, addr, ptep);
}
@@ -534,9 +534,9 @@ static void lguest_set_pte_at(struct mm_struct *mm, unsigned long addr,
* changed. */
static void lguest_set_pmd(pmd_t *pmdp, pmd_t pmdval)
{
- *pmdp = pmdval;
+ native_set_pmd(pmdp, pmdval);
lazy_hcall2(LHCALL_SET_PMD, __pa(pmdp) & PAGE_MASK,
- (__pa(pmdp) & (PAGE_SIZE - 1)) / 4);
+ (__pa(pmdp) & (PAGE_SIZE - 1)) / sizeof(pmd_t));
}
/* There are a couple of legacy places where the kernel sets a PTE, but we
@@ -550,7 +550,7 @@ static void lguest_set_pmd(pmd_t *pmdp, pmd_t pmdval)
* which brings boot back to 0.25 seconds. */
static void lguest_set_pte(pte_t *ptep, pte_t pteval)
{
- *ptep = pteval;
+ native_set_pte(ptep, pteval);
if (cr3_changed)
lazy_hcall1(LHCALL_FLUSH_TLB, 1);
}