diff options
| author | Ben Pfaff <blp@nicira.com> | 2013-03-05 15:30:33 -0800 |
|---|---|---|
| committer | Ben Pfaff <blp@nicira.com> | 2013-03-05 21:35:41 -0800 |
| commit | fe19569ac50a7d398e0e44a00fd22b323748de06 (patch) | |
| tree | c1bc34f5df7496c4932c697e6629c8434d33183d /lib/ovsdb-idl.h | |
| parent | c9e5dfbd18dc6ba826a6e5751507040284ed45da (diff) | |
ovsdb-idlc: Make no-op writes to write-only columns cheaper.
For 1000 tunnels with CFM enabled, this reduces CPU use from
about 36% to about 30%.
Bug #15171.
Signed-off-by: Ben Pfaff <blp@nicira.com>
Acked-by: Ethan Jackson <ethan@nicira.com>
Diffstat (limited to 'lib/ovsdb-idl.h')
| -rw-r--r-- | lib/ovsdb-idl.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/ovsdb-idl.h b/lib/ovsdb-idl.h index 27008b76..b428501f 100644 --- a/lib/ovsdb-idl.h +++ b/lib/ovsdb-idl.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc. +/* Copyright (c) 2009, 2010, 2011, 2012, 2013 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -202,6 +202,9 @@ const struct uuid *ovsdb_idl_txn_get_insert_uuid(const struct ovsdb_idl_txn *, void ovsdb_idl_txn_write(const struct ovsdb_idl_row *, const struct ovsdb_idl_column *, struct ovsdb_datum *); +void ovsdb_idl_txn_write_clone(const struct ovsdb_idl_row *, + const struct ovsdb_idl_column *, + const struct ovsdb_datum *); void ovsdb_idl_txn_delete(const struct ovsdb_idl_row *); const struct ovsdb_idl_row *ovsdb_idl_txn_insert( struct ovsdb_idl_txn *, const struct ovsdb_idl_table_class *, |