The page-table walker is configured to use the same shareability and
cacheability as the access performed when updating the page-tables. This
means cleaning the cache for secondary CPUs runtime page-tables is
unnecessary.
Signed-off-by: Julien Grall <julien.gr...@arm.com>
Reviewed-by: Andrii Anisov <andrii_ani...@epam.com>
---
Changes in v2:
- Add Andrii's reviewed-by
---
xen/arch/arm/mm.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c
index cda2847d00..6db7dda0da 100644
--- a/xen/arch/arm/mm.c
+++ b/xen/arch/arm/mm.c
@@ -769,9 +769,6 @@ int init_secondary_pagetables(int cpu)
write_pte(&first[first_table_offset(DOMHEAP_VIRT_START+i*FIRST_SIZE)],
pte);
}
- clean_dcache_va_range(first, PAGE_SIZE);
- clean_dcache_va_range(domheap, DOMHEAP_SECOND_PAGES*PAGE_SIZE);
-
per_cpu(xen_pgtable, cpu) = first;
per_cpu(xen_dommap, cpu) = domheap;
--
2.11.0
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