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authorCatalin Marinas <catalin.marinas@arm.com>2011-02-14 12:58:04 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-02-14 19:46:56 +0000
commit410f14837a92177242a403c20d0a0906fe357019 (patch)
tree5656e72b0a03d54d9e28ddb1210418eba12333a6 /arch/arm/mm/mmu.c
parent36bb94ba36f332de767cfaa3af6a5136435a3a9c (diff)
ARM: 6667/1: Fix early_pte_alloc() assumption about the Linux PTE
With LPAE we no longer have software bits in a separate Linux PTE and the early_pte_alloc() function should pass PTE_HWTABLE_OFF + PTE_HWTABLE_SIZE to early_alloc() to avoid allocating extra memory. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/mmu.c')
-rw-r--r--arch/arm/mm/mmu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 546e44734db..7515d471864 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -532,7 +532,7 @@ static void __init *early_alloc(unsigned long sz)
static pte_t * __init early_pte_alloc(pmd_t *pmd, unsigned long addr, unsigned long prot)
{
if (pmd_none(*pmd)) {
- pte_t *pte = early_alloc(2 * PTRS_PER_PTE * sizeof(pte_t));
+ pte_t *pte = early_alloc(PTE_HWTABLE_OFF + PTE_HWTABLE_SIZE);
__pmd_populate(pmd, __pa(pte), prot);
}
BUG_ON(pmd_bad(*pmd));