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Diffstat (limited to 'lib/ioremap.c')
-rw-r--r--lib/ioremap.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/ioremap.c b/lib/ioremap.c
index 86c8911b0e3a..5323b59ca393 100644
--- a/lib/ioremap.c
+++ b/lib/ioremap.c
@@ -83,7 +83,8 @@ static inline int ioremap_pmd_range(pud_t *pud, unsigned long addr,
if (ioremap_pmd_enabled() &&
((next - addr) == PMD_SIZE) &&
- IS_ALIGNED(phys_addr + addr, PMD_SIZE)) {
+ IS_ALIGNED(phys_addr + addr, PMD_SIZE) &&
+ pmd_free_pte_page(pmd)) {
if (pmd_set_huge(pmd, phys_addr + addr, prot))
continue;
}
@@ -109,7 +110,8 @@ static inline int ioremap_pud_range(pgd_t *pgd, unsigned long addr,
if (ioremap_pud_enabled() &&
((next - addr) == PUD_SIZE) &&
- IS_ALIGNED(phys_addr + addr, PUD_SIZE)) {
+ IS_ALIGNED(phys_addr + addr, PUD_SIZE) &&
+ pud_free_pmd_page(pud)) {
if (pud_set_huge(pud, phys_addr + addr, prot))
continue;
}