There's already a function that implement necessary arithemtic to find
offset within page table for a given address, so make use of it
instead of re-implementing it again.
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
arch/arm/cpu/mmu.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c
index 94388f11a..ceb854ac8 100644
--- a/arch/arm/cpu/mmu.c
+++ b/arch/arm/cpu/mmu.c
@@ -272,8 +272,7 @@ static void create_vector_table(unsigned long adr)
{
struct resource *vectors_sdram;
void *vectors;
- u32 *exc;
- int idx;
+ u32 *pte;
vectors_sdram = request_sdram_region("vector table", adr, PAGE_SIZE);
if (vectors_sdram) {
@@ -293,9 +292,9 @@ static void create_vector_table(unsigned long adr)
vectors = xmemalign(PAGE_SIZE, PAGE_SIZE);
pr_debug("Creating vector table, virt = 0x%p, phys = 0x%08lx\n",
vectors, adr);
- exc = arm_create_pte(adr, pte_flags_uncached);
- idx = (adr & (PGDIR_SIZE - 1)) >> PAGE_SHIFT;
- exc[idx] = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached;
+ arm_create_pte(adr, pte_flags_uncached);
+ pte = find_pte(adr);
+ *pte = (u32)vectors | PTE_TYPE_SMALL | pte_flags_cached;
}
arm_fixup_vectors();
--
2.17.0
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