From 5a772639aa05479fa91ec696596f9cb921b6fff4 Mon Sep 17 00:00:00 2001
From: Vladimir Davydov <vdavydov.dev@gmail.com>
Date: Mon, 30 Jul 2018 12:47:45 +0300
Subject: [PATCH] vinyl: zap tx_manager_vlsn
This function is not used anywhere since commit a1e005d80cb
("vinyl: write_iterator merges vlsns subsequnces")
---
src/box/vy_tx.c | 15 ---------------
src/box/vy_tx.h | 12 ------------
2 files changed, 27 deletions(-)
diff --git a/src/box/vy_tx.c b/src/box/vy_tx.c
index e5fdaed19b..5c186b87b2 100644
--- a/src/box/vy_tx.c
+++ b/src/box/vy_tx.c
@@ -170,10 +170,6 @@ tx_manager_read_view(struct tx_manager *xm)
rv->vlsn = xm->lsn;
rv->refs = 1;
}
- /*
- * Add to the tail of the list, so that tx_manager_vlsn()
- * works correctly.
- */
rlist_add_tail_entry(&xm->read_views, rv, in_read_views);
return rv;
}
@@ -193,17 +189,6 @@ tx_manager_destroy_read_view(struct tx_manager *xm,
}
}
-int64_t
-tx_manager_vlsn(struct tx_manager *xm)
-{
- if (rlist_empty(&xm->read_views))
- return xm->lsn;
- struct vy_read_view *oldest = rlist_first_entry(&xm->read_views,
- struct vy_read_view,
- in_read_views);
- return oldest->vlsn;
-}
-
static struct txv *
txv_new(struct vy_tx *tx, struct vy_lsm *lsm, struct tuple *stmt)
{
diff --git a/src/box/vy_tx.h b/src/box/vy_tx.h
index 9c35e2bd76..dcf6a73982 100644
--- a/src/box/vy_tx.h
+++ b/src/box/vy_tx.h
@@ -262,18 +262,6 @@ tx_manager_new(void);
void
tx_manager_delete(struct tx_manager *xm);
-/*
- * Determine the lowest possible vlsn, i.e. the level below
- * which the history could be compacted.
- *
- * If there are active read views, it is the first's vlsn.
- * If there is no active read view, a read view could be
- * created at any moment with vlsn = m->lsn, so m->lsn must
- * be chosen.
- */
-int64_t
-tx_manager_vlsn(struct tx_manager *xm);
-
/** Initialize a tx object. */
void
vy_tx_create(struct tx_manager *xm, struct vy_tx *tx);
--
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