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-rw-r--r--fs/bcachefs/extents.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/bcachefs/extents.c b/fs/bcachefs/extents.c
index b36ecfc0ab9d..8152ef1cbbcd 100644
--- a/fs/bcachefs/extents.c
+++ b/fs/bcachefs/extents.c
@@ -1006,6 +1006,20 @@ const struct bch_extent_ptr *bch2_bkey_has_device_c(struct bkey_s_c k, unsigned
return NULL;
}
+bool bch2_bkey_devs_rw(struct bch_fs *c, struct bkey_s_c k)
+{
+ struct bkey_ptrs_c ptrs = bch2_bkey_ptrs_c(k);
+
+ guard(rcu)();
+ bkey_for_each_ptr(ptrs, ptr) {
+ CLASS(bch2_dev_tryget, ca)(c, ptr->dev);
+ if (!ca || ca->mi.state != BCH_MEMBER_STATE_rw)
+ return false;
+ }
+
+ return true;
+}
+
bool bch2_bkey_has_target(struct bch_fs *c, struct bkey_s_c k, unsigned target)
{
struct bkey_ptrs_c ptrs = bch2_bkey_ptrs_c(k);