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MDEV-4506: Parallel replication: Intermediate commit

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Move the deferred event stuff from Relay_log_info to rpl_group_info
to make it thread safe for parallel replication.
This commit is contained in:
unknown
2013-07-12 14:36:20 +02:00
parent 6d5f237e09
commit ba4b937af2
12 changed files with 89 additions and 86 deletions
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11
sql/sql_binlog.cc
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@ -80,6 +80,8 @@ void mysql_client_binlog_statement(THD* thd)
my_bool have_fd_event= TRUE;
int err;
Relay_log_info *rli;
struct rpl_group_info *rgi;
rli= thd->rli_fake;
if (!rli)
{
@ -95,11 +97,12 @@ void mysql_client_binlog_statement(THD* thd)
new Format_description_log_event(4);
have_fd_event= FALSE;
}
if (!(rgi= thd->rgi_fake))
rgi= thd->rgi_fake= new rpl_group_info(rli);
const char *error= 0;
char *buf= (char *) my_malloc(decoded_len, MYF(MY_WME));
Log_event *ev = 0;
struct rpl_group_info rgi(rli);
/*
Out of memory check
@ -197,8 +200,8 @@ void mysql_client_binlog_statement(THD* thd)
}
}
rgi.rli= rli;
rgi.thd= thd;
rgi->rli= rli;
rgi->thd= thd;
ev= Log_event::read_log_event(bufptr, event_len, &error,
rli->relay_log.description_event_for_exec,
0);
@ -235,7 +238,7 @@ void mysql_client_binlog_statement(THD* thd)
(ev->flags & LOG_EVENT_SKIP_REPLICATION_F ?
OPTION_SKIP_REPLICATION : 0);
err= ev->apply_event(&rgi);
err= ev->apply_event(rgi);
thd->variables.option_bits=
(thd->variables.option_bits & ~OPTION_SKIP_REPLICATION) |