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authorKent Overstreet <kent.overstreet@gmail.com>2017-12-13 16:01:18 -0500
committerKent Overstreet <kent.overstreet@gmail.com>2017-12-13 16:12:38 -0500
commitea83a3985d28372d56ec7cea6e73907551869f63 (patch)
tree42b8b0d3da3b1fa96eb4400455559e60a78c4294 /libbcachefs/movinggc.h
parentf2feceddae6f3bd3722247f3458860b955f539bc (diff)
Update bcachefs sources to e57b5958cf bcachefs: fix for building in userspace
Diffstat (limited to 'libbcachefs/movinggc.h')
-rw-r--r--libbcachefs/movinggc.h28
1 files changed, 3 insertions, 25 deletions
diff --git a/libbcachefs/movinggc.h b/libbcachefs/movinggc.h
index d835d138..c46fa1f1 100644
--- a/libbcachefs/movinggc.h
+++ b/libbcachefs/movinggc.h
@@ -1,30 +1,8 @@
#ifndef _BCACHEFS_MOVINGGC_H
#define _BCACHEFS_MOVINGGC_H
-/*
- * We can't use the entire copygc reserve in one iteration of copygc: we may
- * need the buckets we're freeing up to go back into the copygc reserve to make
- * forward progress, but if the copygc reserve is full they'll be available for
- * any allocation - and it's possible that in a given iteration, we free up most
- * of the buckets we're going to free before we allocate most of the buckets
- * we're going to allocate.
- *
- * If we only use half of the reserve per iteration, then in steady state we'll
- * always have room in the reserve for the buckets we're going to need in the
- * next iteration:
- */
-#define COPYGC_BUCKETS_PER_ITER(ca) \
- ((ca)->free[RESERVE_MOVINGGC].size / 2)
-
-/*
- * Max sectors to move per iteration: Have to take into account internal
- * fragmentation from the multiple write points for each generation:
- */
-#define COPYGC_SECTORS_PER_ITER(ca) \
- ((ca)->mi.bucket_size * COPYGC_BUCKETS_PER_ITER(ca))
-
-void bch2_moving_gc_stop(struct bch_dev *);
-int bch2_moving_gc_start(struct bch_dev *);
-void bch2_dev_moving_gc_init(struct bch_dev *);
+void bch2_copygc_stop(struct bch_dev *);
+int bch2_copygc_start(struct bch_fs *, struct bch_dev *);
+void bch2_dev_copygc_init(struct bch_dev *);
#endif /* _BCACHEFS_MOVINGGC_H */