From: Nikita Pettik <korablev@tarantool.org>
To: tarantool-patches@dev.tarantool.org
Cc: v.shpilevoy@tarantool.org
Subject: [Tarantool-patches] [PATCH v2 08/10] box/error: clarify purpose of reference counting in struct error
Date: Wed, 25 Mar 2020 04:43:04 +0300 [thread overview]
Message-ID: <26c794f2c6fcca11d202f0fbf3b41b9490bf780c.1585097339.git.korablev@tarantool.org> (raw)
In-Reply-To: <cover.1585097339.git.korablev@tarantool.org>
In-Reply-To: <cover.1585097339.git.korablev@tarantool.org>
---
src/lib/core/diag.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/lib/core/diag.h b/src/lib/core/diag.h
index 675b9c6f1..665f492fa 100644
--- a/src/lib/core/diag.h
+++ b/src/lib/core/diag.h
@@ -71,6 +71,15 @@ struct error {
error_f raise;
error_f log;
const struct type_info *type;
+ /**
+ * Reference counting is basically required since
+ * instances of this structure are available in Lua
+ * as well (as cdata with overloaded fields and methods
+ * by the means of introspection). Thus, it may turn
+ * out that Lua's GC attempts at releasing object
+ * meanwhile it is still used in C internals or vice
+ * versa. For details see luaT_pusherror().
+ */
int refs;
/**
* Errno at the moment of the error
--
2.17.1
next prev parent reply other threads:[~2020-03-25 1:43 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-25 1:42 [Tarantool-patches] [PATCH v2 00/10] Stacked diagnostics Nikita Pettik
2020-03-25 1:42 ` [Tarantool-patches] [PATCH v2 01/10] box: rfc for stacked diagnostic area Nikita Pettik
2020-03-25 8:27 ` Konstantin Osipov
2020-03-25 14:08 ` Nikita Pettik
2020-03-25 1:42 ` [Tarantool-patches] [PATCH v2 02/10] box: rename diag_add_error to diag_set_error Nikita Pettik
2020-03-25 8:27 ` Konstantin Osipov
2020-03-26 0:22 ` Vladislav Shpilevoy
2020-03-26 12:31 ` Nikita Pettik
2020-03-25 1:42 ` [Tarantool-patches] [PATCH v2 03/10] test: move box.error tests to box/error.test.lua Nikita Pettik
2020-03-25 8:28 ` Konstantin Osipov
2020-03-26 0:22 ` Vladislav Shpilevoy
2020-03-26 12:31 ` Nikita Pettik
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 04/10] box/error: introduce box.error.set() method Nikita Pettik
2020-03-25 8:33 ` Konstantin Osipov
2020-03-25 17:41 ` Nikita Pettik
2020-03-26 0:22 ` Vladislav Shpilevoy
2020-03-26 12:31 ` Nikita Pettik
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 05/10] box/error: don't set error created via box.error.new to diag Nikita Pettik
2020-03-26 16:50 ` Konstantin Osipov
2020-03-26 17:59 ` Nikita Pettik
2020-03-26 18:06 ` Nikita Pettik
2020-03-26 18:07 ` Alexander Turenko
2020-03-27 0:19 ` Vladislav Shpilevoy
2020-03-27 13:09 ` Nikita Pettik
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 06/10] box: introduce stacked diagnostic area Nikita Pettik
2020-03-26 16:54 ` Konstantin Osipov
2020-03-26 18:03 ` Nikita Pettik
2020-03-26 18:08 ` Konstantin Osipov
2020-03-28 18:40 ` Vladislav Shpilevoy
2020-04-01 16:09 ` Nikita Pettik
2020-04-02 0:29 ` Vladislav Shpilevoy
2020-04-02 17:42 ` Nikita Pettik
2020-04-02 22:20 ` Vladislav Shpilevoy
2020-04-03 1:54 ` Nikita Pettik
2020-04-03 23:17 ` Vladislav Shpilevoy
2020-03-28 18:59 ` Vladislav Shpilevoy
2020-03-31 17:44 ` Nikita Pettik
2020-04-02 0:29 ` Vladislav Shpilevoy
2020-04-02 14:16 ` Nikita Pettik
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 07/10] box: use stacked diagnostic area for functional indexes Nikita Pettik
2020-03-30 23:24 ` Vladislav Shpilevoy
2020-04-01 15:53 ` Nikita Pettik
2020-03-25 1:43 ` Nikita Pettik [this message]
2020-03-30 23:24 ` [Tarantool-patches] [PATCH v2 08/10] box/error: clarify purpose of reference counting in struct error Vladislav Shpilevoy
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 09/10] iproto: refactor error encoding with mpstream Nikita Pettik
2020-03-30 23:24 ` Vladislav Shpilevoy
2020-04-01 15:54 ` Nikita Pettik
2020-03-25 1:43 ` [Tarantool-patches] [PATCH v2 10/10] iproto: support error stacked diagnostic area Nikita Pettik
2020-03-30 23:24 ` Vladislav Shpilevoy
2020-04-01 16:26 ` Nikita Pettik
2020-04-01 22:24 ` Nikita Pettik
2020-04-02 0:29 ` Vladislav Shpilevoy
2020-04-02 14:01 ` Nikita Pettik
2020-04-02 22:20 ` Vladislav Shpilevoy
2020-04-03 2:16 ` Nikita Pettik
2020-04-03 23:17 ` Vladislav Shpilevoy
2020-04-06 11:07 ` Nikita Pettik
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