Re: [PATCH v4 11/11] md/md-llbitmap: introduce new lockless bitmap

2025-07-31 Thread Yu Kuai
Hi, 在 2025/07/22 1:15, Yu Kuai 写道: +static int llbitmap_read_sb(struct llbitmap *llbitmap) +{ + struct mddev *mddev = llbitmap->mddev; + unsigned long daemon_sleep; + unsigned long chunksize; + unsigned long events; + struct page *sb_page; + bitmap_super_t *sb

[PATCH v4 11/11] md/md-llbitmap: introduce new lockless bitmap

2025-07-21 Thread Yu Kuai
From: Yu Kuai Redundant data is used to enhance data fault tolerance, and the storage method for redundant data vary depending on the RAID levels. And it's important to maintain the consistency of redundant data. Bitmap is used to record which data blocks have been synchronized and which ones ne