[Tarantool-patches] [PATCH v2 3/7] journal: add journal_entry_create helper

[Cyrill Gorcunov <gorcunov@gmail.com>]

To create raw journal entries. We will use it
to write confirm/rollback entries.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---
 src/box/journal.c |  8 ++------
 src/box/journal.h | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/src/box/journal.c b/src/box/journal.c
index fb81acb39..159e32ff3 100644
--- a/src/box/journal.c
+++ b/src/box/journal.c
@@ -51,11 +51,7 @@ journal_entry_new(size_t n_rows, struct region *region,
 		return NULL;
 	}
 
-	entry->write_async_cb = write_async_cb;
-	entry->complete_data = complete_data;
-	entry->approx_len = 0;
-	entry->n_rows = n_rows;
-	entry->res = -1;
-
+	journal_entry_create(entry, n_rows, 0, write_async_cb,
+			     complete_data);
 	return entry;
 }
diff --git a/src/box/journal.h b/src/box/journal.h
index 74a5eb050..fc33fd6f0 100644
--- a/src/box/journal.h
+++ b/src/box/journal.h
@@ -80,6 +80,27 @@ struct journal_entry {
 
 struct region;
 
+/**
+ * Initialize a new journal entry.
+ */
+static inline void
+journal_entry_create(struct journal_entry *entry, size_t n_rows,
+		     size_t approx_len,
+		     void (*write_async_cb)(struct journal_entry *entry),
+		     void *complete_data)
+{
+	/*
+	 * fifo member is left untouched because
+	 * it is used by the journal engine internally,
+	 * no need to waste time here.
+	 */
+	entry->write_async_cb	= write_async_cb;
+	entry->complete_data	= complete_data;
+	entry->approx_len	= approx_len;
+	entry->n_rows		= n_rows;
+	entry->res		= -1;
+}
+
 /**
  * Create a new journal entry.
  *
-- 
2.26.2