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authorKent Overstreet <kent.overstreet@linux.dev>2023-08-12 16:52:33 -0400
committerKent Overstreet <kent.overstreet@linux.dev>2023-08-14 12:28:45 -0400
commit69a1b77b72089a44f8f1fc7315033111157d340e (patch)
tree04c1c5d4a5b7e16e3e430d2ab3120fbada723dbd
parentff589ca070c8ca218b0b095ca02bf37fe3d46000 (diff)
bcachefs: Fix lifetime in bch2_write_done(), add assertion
We're hunting for an open_bucket leak, add an assertion to help track it down: also, we can't use the bch_fs after dropping our write ref to it. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
-rw-r--r--fs/bcachefs/io.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/bcachefs/io.c b/fs/bcachefs/io.c
index f42d9da2e16e..499585d7cc5d 100644
--- a/fs/bcachefs/io.c
+++ b/fs/bcachefs/io.c
@@ -710,13 +710,15 @@ static void bch2_write_done(struct closure *cl)
struct bch_write_op *op = container_of(cl, struct bch_write_op, cl);
struct bch_fs *c = op->c;
+ EBUG_ON(op->open_buckets.nr);
+
+ bch2_time_stats_update(&c->times[BCH_TIME_data_write], op->start_time);
bch2_disk_reservation_put(c, &op->res);
+
if (!(op->flags & BCH_WRITE_MOVE))
bch2_write_ref_put(c, BCH_WRITE_REF_write);
bch2_keylist_free(&op->insert_keys, op->inline_keys);
- bch2_time_stats_update(&c->times[BCH_TIME_data_write], op->start_time);
-
EBUG_ON(cl->parent);
closure_debug_destroy(cl);
if (op->end_io)