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Remove the now unused hardcoded g_post_event() event support.

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This commit is contained in:
Poul-Henning Kamp 2003-04-23 20:25:33 +00:00
parent eb3beef5ad
commit d98777f8db
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=113934
2 changed files with 4 additions and 63 deletions
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55
sys/geom/geom_event.c
View File

@ -54,7 +54,6 @@
static struct event_tailq_head g_events = TAILQ_HEAD_INITIALIZER(g_events);
static u_int g_pending_events;
static void g_do_event(struct g_event *ep);
static TAILQ_HEAD(,g_provider) g_doorstep = TAILQ_HEAD_INITIALIZER(g_doorstep);
static struct mtx g_eventlock;
static struct sx g_eventstall;
@ -139,23 +138,6 @@ g_destroy_event(struct g_event *ep)
g_free(ep);
}
static void
g_do_event(struct g_event *ep)
{
g_trace(G_T_TOPOLOGY, "g_do_event(%p) %d - ", ep, ep->event);
g_topology_assert();
switch (ep->event) {
case EV_CALL_ME:
ep->func(ep->arg, 0);
g_topology_assert();
break;
case EV_LAST:
default:
KASSERT(1 == 0, ("Unknown event %d", ep->event));
}
}
static int
one_event(void)
{
@ -184,7 +166,9 @@ one_event(void)
}
TAILQ_REMOVE(&g_events, ep, events);
mtx_unlock(&g_eventlock);
g_do_event(ep);
g_topology_assert();
ep->func(ep->arg, 0);
g_topology_assert();
g_destroy_event(ep);
g_pending_events--;
if (g_pending_events == 0)
@ -202,35 +186,6 @@ g_run_events()
;
}
void
g_post_event(enum g_events ev, ...)
{
struct g_event *ep;
va_list ap;
void *p;
int n;
g_trace(G_T_TOPOLOGY, "g_post_event(%d)", ev);
g_topology_assert();
ep = g_malloc(sizeof *ep, M_WAITOK | M_ZERO);
ep->event = ev;
va_start(ap, ev);
for (n = 0; n < G_N_EVENTREFS; n++) {
p = va_arg(ap, void *);
if (p == NULL)
break;
g_trace(G_T_TOPOLOGY, " ref %p", p);
ep->ref[n] = p;
}
va_end(ap);
KASSERT(p == NULL, ("Too many references to event"));
mtx_lock(&g_eventlock);
g_pending_events++;
TAILQ_INSERT_TAIL(&g_events, ep, events);
mtx_unlock(&g_eventlock);
wakeup(&g_wait_event);
}
void
g_cancel_event(void *ref)
{
@ -245,8 +200,7 @@ g_cancel_event(void *ref)
break;
if (ep->ref[n] == ref) {
TAILQ_REMOVE(&g_events, ep, events);
if (ep->event == EV_CALL_ME)
ep->func(ep->arg, EV_CANCEL);
ep->func(ep->arg, EV_CANCEL);
g_free(ep);
break;
}
@ -277,7 +231,6 @@ g_call_me(g_call_me_t *func, void *arg, ...)
}
va_end(ap);
KASSERT(p == NULL, ("Too many references to event"));
ep->event = EV_CALL_ME;
ep->func = func;
ep->arg = arg;
mtx_lock(&g_eventlock);

12
sys/geom/geom_int.h
View File

@ -53,20 +53,9 @@ extern int g_debugflags;
#define G_F_DISKIOCTL 64
#define G_F_CTLDUMP 128
/*
* Various internal actions are tracked by tagging g_event[s] onto
* an internal eventqueue.
*/
enum g_events {
EV_CALL_ME, /* func, arg */
EV_LAST
};
#define G_N_EVENTREFS 20
struct g_event {
enum g_events event;
TAILQ_ENTRY(g_event) events;
void *arg;
g_call_me_t *func;
@ -89,7 +78,6 @@ void g_conftxt(void *, int flag);
/* geom_event.c */
void g_event_init(void);
void g_post_event(enum g_events ev, ...);
void g_run_events(void);
void g_stall_events(void);
void g_release_events(void);