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MXS-1267: Remove DCB cloning

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The DCB cloning is no longer needed as the tee filter now does the session
branching by simulating a local client connection.
This commit is contained in:
Markus Mäkelä
2017-05-31 09:40:58 +03:00
parent e64e24a819
commit d59e98e238
6 changed files with 14 additions and 147 deletions
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3
include/maxscale/dcb.h
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@ -274,7 +274,6 @@ DCB *dcb_alloc(dcb_role_t, struct servlistener *);
void dcb_free(DCB *);
void dcb_free_all_memory(DCB *dcb);
DCB *dcb_connect(struct server *, struct session *, const char *);
DCB *dcb_clone(DCB *);
int dcb_read(DCB *, GWBUF **, int);
int dcb_drain_writeq(DCB *);
void dcb_close(DCB *);
@ -363,11 +362,9 @@ int dcb_get_port(const DCB *dcb);
/**
* DCB flags values
*/
#define DCBF_CLONE 0x0001 /*< DCB is a clone */
#define DCBF_HUNG 0x0002 /*< Hangup has been dispatched */
#define DCBF_REPLIED 0x0004 /*< DCB was written to */
#define DCB_IS_CLONE(d) ((d)->flags & DCBF_CLONE)
#define DCB_REPLIED(d) ((d)->flags & DCBF_REPLIED)
MXS_END_DECLS

1
include/maxscale/session.h
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@ -144,7 +144,6 @@ typedef struct session
MXS_DOWNSTREAM head; /*< Head of the filter chain */
MXS_UPSTREAM tail; /*< The tail of the filter chain */
int refcount; /*< Reference count on the session */
bool ses_is_child; /*< this is a child session */
mxs_session_trx_state_t trx_state; /*< The current transaction state. */
bool autocommit; /*< Whether autocommit is on. */
struct