mm/swap_state.c: use helper macro K()

Use helper macro K() to improve code readability.  No functional
modification involved.

Link: https://lkml.kernel.org/r/20230804012559.2617515-4-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/swap_state.c b/mm/swap_state.c
index f8ea7015bad48755140debdcf36072f64ae8f9c2..d157862ba0a6981894058c13d9c3526e8e652b78 100644 (file)
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -63,9 +63,8 @@ static atomic_t swapin_readahead_hits = ATOMIC_INIT(4);
 void show_swap_cache_info(void)
 {
        printk("%lu pages in swap cache\n", total_swapcache_pages());
-       printk("Free swap  = %ldkB\n",
-               get_nr_swap_pages() << (PAGE_SHIFT - 10));
-       printk("Total swap = %lukB\n", total_swap_pages << (PAGE_SHIFT - 10));
+       printk("Free swap  = %ldkB\n", K(get_nr_swap_pages()));
+       printk("Total swap = %lukB\n", K(total_swap_pages));
 }
 
 void *get_shadow_from_swap_cache(swp_entry_t entry)