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authorKent Overstreet <kent.overstreet@linux.dev>2024-05-03 17:48:23 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2024-05-08 17:29:22 -0400
commit4cd91e2f87a6b1f28806fc0082a9b31ce23d28b8 (patch)
tree170aa4e9e2e77714fd4e8d9da990407c7581aaee /fs/bcachefs
parentb07eb8252fb1455cc54bb306e253e193a7a39228 (diff)
bcachefs: Convert to bch2_dev_tryget_noerror()
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs')
-rw-r--r--fs/bcachefs/alloc_foreground.c15
-rw-r--r--fs/bcachefs/chardev.c7
2 files changed, 4 insertions, 18 deletions
diff --git a/fs/bcachefs/alloc_foreground.c b/fs/bcachefs/alloc_foreground.c
index 92cafde165c0..f54d90868314 100644
--- a/fs/bcachefs/alloc_foreground.c
+++ b/fs/bcachefs/alloc_foreground.c
@@ -717,25 +717,16 @@ int bch2_bucket_alloc_set_trans(struct btree_trans *trans,
struct bch_fs *c = trans->c;
struct dev_alloc_list devs_sorted =
bch2_dev_alloc_list(c, stripe, devs_may_alloc);
- unsigned dev;
- struct bch_dev *ca;
int ret = -BCH_ERR_insufficient_devices;
- unsigned i;
BUG_ON(*nr_effective >= nr_replicas);
- for (i = 0; i < devs_sorted.nr; i++) {
+ for (unsigned i = 0; i < devs_sorted.nr; i++) {
struct bch_dev_usage usage;
struct open_bucket *ob;
- dev = devs_sorted.devs[i];
-
- rcu_read_lock();
- ca = rcu_dereference(c->devs[dev]);
- if (ca)
- bch2_dev_get(ca);
- rcu_read_unlock();
-
+ unsigned dev = devs_sorted.devs[i];
+ struct bch_dev *ca = bch2_dev_tryget_noerror(c, dev);
if (!ca)
continue;
diff --git a/fs/bcachefs/chardev.c b/fs/bcachefs/chardev.c
index ed1fe771a426..9e54323f0f5f 100644
--- a/fs/bcachefs/chardev.c
+++ b/fs/bcachefs/chardev.c
@@ -32,12 +32,7 @@ static struct bch_dev *bch2_device_lookup(struct bch_fs *c, u64 dev,
if (dev >= c->sb.nr_devices)
return ERR_PTR(-EINVAL);
- rcu_read_lock();
- ca = rcu_dereference(c->devs[dev]);
- if (ca)
- bch2_dev_get(ca);
- rcu_read_unlock();
-
+ ca = bch2_dev_tryget_noerror(c, dev);
if (!ca)
return ERR_PTR(-EINVAL);
} else {