[PATCH 1/3] arm64: mmu: update paging_init comments

[Peng Fan]

The comments has not been changed since the function introduced, but the
function has been changed dramatically, so update the comments to
reflect the code.

Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
---
 arch/arm64/mm/mmu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index d6b6f1b169bb..065202da3ad2 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -655,8 +655,8 @@ static void __init map_kernel(pgd_t *pgdp)
 }
 
 /*
- * paging_init() sets up the page tables, initialises the zone memory
- * maps and sets up the zero page.
+ * paging_init() sets up the page tables, switch ttbr1 from init_pg_dir
+ * to swapper_pg_dir, free init_pg_dir memblock and permit memblock resizing.
  */
 void __init paging_init(void)
 {
-- 
2.16.4