Hi,
在 2024/10/01 1:11, Tejun Heo 写道:
Hello,
On Mon, Sep 30, 2024 at 04:52:58PM +0800, Yu Kuai wrote:
+static inline bool blkg_print_dev_name(struct seq_file *sf,
+ struct blkcg_gq *blkg)
+{
+ struct gendisk *disk = blkg->q->disk;
+
+ if (!disk)
+ return false;
+
+ seq_printf(sf, "%u:%u", disk->major, disk->first_minor);
+ return true;
+}
+
I wonder whether we just should add a name field to disk.
Of course we can, however, I'm not sure if this is better, because
this field is not used in the fast path.
Thanks,
Kuai
Thanks.