diff options
| author |   Christoph Hellwig <hch@lst.de> | 2021-10-20 22:38:09 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2021-10-20 08:40:54 -0600 |
| commit | 7e84c2150731faec088ebfe33459f61d118b2497 (patch) | |
| tree | 01f15c33190daaabd4d71f7c7ccafdef72a9b4c5 /drivers/md | |
| parent | bcache: move calc_cached_dev_sectors to proper place on backing device detach (diff) | |
| download | linux-dev-7e84c2150731faec088ebfe33459f61d118b2497.tar.xz linux-dev-7e84c2150731faec088ebfe33459f61d118b2497.zip | |
bcache: remove the cache_dev_name field from struct cache
Just use the %pg format specifier to print the name directly.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Coly Li <colyli@suse.de>
Link: https://lore.kernel.org/r/20211020143812.6403-6-colyli@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/bcache/bcache.h | 2 | ||||
| -rw-r--r-- | drivers/md/bcache/io.c | 8 | ||||
| -rw-r--r-- | drivers/md/bcache/super.c | 7 |
3 files changed, 7 insertions, 10 deletions
diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 5fc989a6d452..47ff9ecea2e2 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -470,8 +470,6 @@ struct cache { atomic_long_t meta_sectors_written; atomic_long_t btree_sectors_written; atomic_long_t sectors_written; - - char cache_dev_name[BDEVNAME_SIZE]; }; struct gc_stat { diff --git a/drivers/md/bcache/io.c b/drivers/md/bcache/io.c index e4388fe3ab7e..564357de7640 100644 --- a/drivers/md/bcache/io.c +++ b/drivers/md/bcache/io.c @@ -123,13 +123,13 @@ void bch_count_io_errors(struct cache *ca, errors >>= IO_ERROR_SHIFT; if (errors < ca->set->error_limit) - pr_err("%s: IO error on %s%s\n", - ca->cache_dev_name, m, + pr_err("%pg: IO error on %s%s\n", + ca->bdev, m, is_read ? ", recovering." : "."); else bch_cache_set_error(ca->set, - "%s: too many IO errors %s\n", - ca->cache_dev_name, m); + "%pg: too many IO errors %s\n", + ca->bdev, m); } } diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index dced2ea17431..88cdce218f5c 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -2338,7 +2338,7 @@ err_btree_alloc: err_free: module_put(THIS_MODULE); if (err) - pr_notice("error %s: %s\n", ca->cache_dev_name, err); + pr_notice("error %pg: %s\n", ca->bdev, err); return ret; } @@ -2348,7 +2348,6 @@ static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk, const char *err = NULL; /* must be set for any error case */ int ret = 0; - bdevname(bdev, ca->cache_dev_name); memcpy(&ca->sb, sb, sizeof(struct cache_sb)); ca->bdev = bdev; ca->bdev->bd_holder = ca; @@ -2390,14 +2389,14 @@ static int register_cache(struct cache_sb *sb, struct cache_sb_disk *sb_disk, goto out; } - pr_info("registered cache device %s\n", ca->cache_dev_name); + pr_info("registered cache device %pg\n", ca->bdev); out: kobject_put(&ca->kobj); err: if (err) - pr_notice("error %s: %s\n", ca->cache_dev_name, err); + pr_notice("error %pg: %s\n", ca->bdev, err); return ret; } |