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Replace the full page memcpy with copy_page to take advantage of the optimization. Signed-off-by: Mark-PK Tsai Reviewed-by: Sergey Senozhatsky Reviewed-by: Sergey Senozhatsky --- drivers/block/zram/zram_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index d77d3664ca08..58700dd73d1d 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1338,7 +1338,7 @@ static int zram_read_from_zspool(struct zram *zram, struct page *page, src = zs_map_object(zram->mem_pool, handle, ZS_MM_RO); if (size == PAGE_SIZE) { dst = kmap_atomic(page); - memcpy(dst, src, PAGE_SIZE); + copy_page(dst, src); kunmap_atomic(dst); ret = 0; } else {