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Fix to #492, http://bugs.skysql.com/show_bug.cgi?id=492

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This commit is contained in:
VilhoRaatikka 2014-09-15 10:34:42 +03:00
parent c2847c7ddb
commit c7bf6b66bf
1 changed files with 49 additions and 46 deletions
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95
server/core/dcb.c
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@ -1560,77 +1560,80 @@ static bool dcb_set_state_nomutex(
case DCB_STATE_ALLOC:
switch (new_state) {
case DCB_STATE_POLLING: /*< for client requests */
case DCB_STATE_LISTENING: /*< for connect listeners */
case DCB_STATE_DISCONNECTED: /*< for failed connections */
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
/** fall through, for client requests */
case DCB_STATE_POLLING:
/** fall through, for connect listeners */
case DCB_STATE_LISTENING:
/** for failed connections */
case DCB_STATE_DISCONNECTED:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;
case DCB_STATE_POLLING:
switch(new_state) {
case DCB_STATE_NOPOLLING:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
case DCB_STATE_NOPOLLING:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;
case DCB_STATE_LISTENING:
switch(new_state) {
case DCB_STATE_NOPOLLING:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
case DCB_STATE_NOPOLLING:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;
case DCB_STATE_NOPOLLING:
switch (new_state) {
case DCB_STATE_ZOMBIE:
dcb->state = new_state;
case DCB_STATE_POLLING: /*< ok to try but state can't change */
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
case DCB_STATE_ZOMBIE: /*< fall through */
dcb->state = new_state;
case DCB_STATE_POLLING: /*< ok to try but state can't change */
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;
case DCB_STATE_ZOMBIE:
switch (new_state) {
case DCB_STATE_DISCONNECTED:
dcb->state = new_state;
case DCB_STATE_POLLING: /*< ok to try but state can't change */
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
case DCB_STATE_DISCONNECTED: /*< fall through */
dcb->state = new_state;
case DCB_STATE_POLLING: /*< ok to try but state can't change */
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;
case DCB_STATE_DISCONNECTED:
switch (new_state) {
case DCB_STATE_FREED:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
case DCB_STATE_FREED:
dcb->state = new_state;
succp = true;
break;
default:
ss_dassert(old_state != NULL);
break;
}
break;