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Name read/fake queue consistently

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Now dcb_readqueue and dvb_fakequeue are named readq and fakeq
respectively, to be consistent with the naming of the write
and delay queue.
This commit is contained in:
Johan Wikman 2017-09-06 11:30:24 +03:00
parent 84300c6d97
commit 3770b4da95
2 changed files with 27 additions and 27 deletions
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28
include/maxscale/dcb.h
View File

@ -154,8 +154,8 @@ typedef struct dcb
int writeqlen; /**< Current number of byes in the write queue */
GWBUF *writeq; /**< Write Data Queue */
GWBUF *delayq; /**< Delay Backend Write Data Queue */
GWBUF *dcb_readqueue; /**< Read queue for storing incomplete reads */
GWBUF *dcb_fakequeue; /**< Fake event queue for generated events */
GWBUF *readq; /**< Read queue for storing incomplete reads */
GWBUF *fakeq; /**< Fake event queue for generated events */
DCBSTATS stats; /**< DCB related statistics */
struct dcb *nextpersistent; /**< Next DCB in the persistent pool for SERVER */
@ -275,7 +275,7 @@ void dcb_process_idle_sessions(int thr);
*/
static inline void dcb_readq_append(DCB *dcb, GWBUF *buffer)
{
dcb->dcb_readqueue = gwbuf_append(dcb->dcb_readqueue, buffer);
dcb->readq = gwbuf_append(dcb->readq, buffer);
}
/**
@ -287,7 +287,7 @@ static inline void dcb_readq_append(DCB *dcb, GWBUF *buffer)
*/
static GWBUF* dcb_readq_get(DCB* dcb)
{
return dcb->dcb_readqueue;
return dcb->readq;
}
/**
@ -297,7 +297,7 @@ static GWBUF* dcb_readq_get(DCB* dcb)
*/
static inline bool dcb_readq_has(DCB* dcb)
{
return dcb->dcb_readqueue != NULL;
return dcb->readq != NULL;
}
/**
@ -307,7 +307,7 @@ static inline bool dcb_readq_has(DCB* dcb)
*/
static unsigned int dcb_readq_length(DCB* dcb)
{
return dcb->dcb_readqueue ? gwbuf_length(dcb->dcb_readqueue) : 0;
return dcb->readq ? gwbuf_length(dcb->readq) : 0;
}
/**
@ -318,7 +318,7 @@ static unsigned int dcb_readq_length(DCB* dcb)
*/
static inline void dcb_readq_prepend(DCB *dcb, GWBUF *buffer)
{
dcb->dcb_readqueue = gwbuf_append(buffer, dcb->dcb_readqueue);
dcb->readq = gwbuf_append(buffer, dcb->readq);
}
/**
@ -330,9 +330,9 @@ static inline void dcb_readq_prepend(DCB *dcb, GWBUF *buffer)
*/
static GWBUF* dcb_readq_release(DCB* dcb)
{
GWBUF* dcb_readqueue = dcb->dcb_readqueue;
dcb->dcb_readqueue = NULL;
return dcb_readqueue;
GWBUF* readq = dcb->readq;
dcb->readq = NULL;
return readq;
}
/**
@ -346,17 +346,17 @@ static GWBUF* dcb_readq_release(DCB* dcb)
*/
static inline void dcb_readq_set(DCB *dcb, GWBUF *buffer)
{
if (dcb->dcb_readqueue)
if (dcb->readq)
{
MXS_ERROR("Read-queue set when there already is a read-queue.");
// TODO: Conceptually this should be freed here. However, currently
// TODO: the code just assigns without checking, so we do the same
// TODO: for now. If this is not set to NULL when it has been consumed,
// TODO: we would get a double free.
// TODO: gwbuf_free(dcb->dcb_readqueue);
dcb->dcb_readqueue = NULL;
// TODO: gwbuf_free(dcb->readq);
dcb->readq = NULL;
}
dcb->dcb_readqueue = buffer;
dcb->readq = buffer;
}
/**

26
server/core/dcb.cc
View File

@ -306,15 +306,15 @@ dcb_free_all_memory(DCB *dcb)
gwbuf_free(dcb->writeq);
dcb->writeq = NULL;
}
if (dcb->dcb_readqueue)
if (dcb->readq)
{
gwbuf_free(dcb->dcb_readqueue);
dcb->dcb_readqueue = NULL;
gwbuf_free(dcb->readq);
dcb->readq = NULL;
}
if (dcb->dcb_fakequeue)
if (dcb->fakeq)
{
gwbuf_free(dcb->dcb_fakequeue);
dcb->dcb_fakequeue = NULL;
gwbuf_free(dcb->fakeq);
dcb->fakeq = NULL;
}
while ((cb_dcb = dcb->callbacks) != NULL)
@ -523,16 +523,16 @@ int dcb_read(DCB *dcb,
int nsingleread = 0;
int nreadtotal = 0;
if (dcb->dcb_readqueue)
if (dcb->readq)
{
*head = gwbuf_append(*head, dcb->dcb_readqueue);
dcb->dcb_readqueue = NULL;
*head = gwbuf_append(*head, dcb->readq);
dcb->readq = NULL;
nreadtotal = gwbuf_length(*head);
}
else if (dcb->dcb_fakequeue)
else if (dcb->fakeq)
{
*head = gwbuf_append(*head, dcb->dcb_fakequeue);
dcb->dcb_fakequeue = NULL;
*head = gwbuf_append(*head, dcb->fakeq);
dcb->fakeq = NULL;
nreadtotal = gwbuf_length(*head);
}
@ -3171,7 +3171,7 @@ public:
void execute(Worker& worker)
{
m_dcb->dcb_fakequeue = m_buffer;
m_dcb->fakeq = m_buffer;
dcb_handler(m_dcb, m_ev);
}