diff options
Diffstat (limited to 'fs/bcachefs/alloc_background.c')
| -rw-r--r-- | fs/bcachefs/alloc_background.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/bcachefs/alloc_background.c b/fs/bcachefs/alloc_background.c index 0d64ba631d1a..27b9ccac1ad5 100644 --- a/fs/bcachefs/alloc_background.c +++ b/fs/bcachefs/alloc_background.c @@ -501,6 +501,7 @@ static void bch2_bucket_clock_init(struct bch_fs *c, int rw) static int wait_buckets_available(struct bch_fs *c, struct bch_dev *ca) { unsigned long gc_count = c->gc_count; + u64 available; int ret = 0; ca->allocator_state = ALLOCATOR_BLOCKED; @@ -516,9 +517,11 @@ static int wait_buckets_available(struct bch_fs *c, struct bch_dev *ca) if (gc_count != c->gc_count) ca->inc_gen_really_needs_gc = 0; - if ((ssize_t) (dev_buckets_available(c, ca) - - ca->inc_gen_really_needs_gc) >= - (ssize_t) fifo_free(&ca->free_inc)) + available = max_t(s64, 0, dev_buckets_available(c, ca) - + ca->inc_gen_really_needs_gc); + + if (available > fifo_free(&ca->free_inc) || + (available && !fifo_full(&ca->free[RESERVE_BTREE]))) break; up_read(&c->gc_lock); |