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Revert "Restart longpoll under lock when we'll be reusing it on pool switch to prevent derefs."

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This reverts commit 2cae5c1dc3884deb35430cf6af4d192666ac01c4.

Gets stuck. Needs more thought.
This commit is contained in:
Con Kolivas 2011-09-15 17:37:02 +10:00
parent 2cae5c1dc3
commit ae6fe96593
1 changed files with 5 additions and 35 deletions
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40
main.c
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@ -2455,12 +2455,11 @@ static struct pool *priority_pool(int choice)
return ret;
}
static void __restart_longpoll(void);
static void restart_longpoll(void);
static void switch_pools(struct pool *selected)
{
struct pool *pool, *last_pool;
bool new_pool = false;
int i, pool_no;
mutex_lock(&control_lock);
@ -2508,23 +2507,13 @@ static void switch_pools(struct pool *selected)
currentpool = pools[pool_no];
pool = currentpool;
if (pool != last_pool) {
new_pool = true;
/* Only switch longpoll if the new pool also supports LP */
if (pool->hdr_path)
__restart_longpoll();
}
mutex_unlock(&control_lock);
if (new_pool) {
if (pool != last_pool) {
applog(LOG_WARNING, "Switching to %s", pool->rpc_url);
if (want_longpoll) {
if (opt_debug)
applog(LOG_DEBUG, "Pushing ping to longpoll thread");
tq_push(thr_info[longpoll_thr_id].q, &ping);
}
/* Only switch longpoll if the new pool also supports LP */
if (pool->hdr_path)
restart_longpoll();
}
/* Reset the queued amount to allow more to be queued for the new pool */
@ -3014,8 +3003,6 @@ retry:
opt_loginput = false;
}
static void restart_longpoll(void);
static void set_options(void)
{
int selected;
@ -4485,23 +4472,6 @@ static void restart_longpoll(void)
start_longpoll();
}
/* Version for when we are holding a lock, grabs no other locks to prevent
* deadlock */
static void __restart_longpoll(void)
{
struct thr_info *thr = &thr_info[longpoll_thr_id];
thr_info_cancel(thr);
have_longpoll = false;
if (!want_longpoll)
return;
tq_thaw(thr->q);
if (unlikely(thr_info_create(thr, NULL, longpoll_thread, thr)))
quit(1, "longpoll thread create failed");
}
static void *reinit_cpu(void *userdata)
{
pthread_detach(pthread_self());