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Provide a funcion that looks up queued work by midstate and then removes it from the device hash database.

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This commit is contained in:
Con Kolivas 2013-08-27 20:29:47 +10:00
parent dd64f73265
commit 572df10207
2 changed files with 23 additions and 3 deletions
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25
cgminer.c
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@ -6139,19 +6139,38 @@ struct work *clone_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate
return ret;
}
static void __work_completed(struct cgpu_info *cgpu, struct work *work)
{
if (work->queued)
cgpu->queued_count--;
HASH_DEL(cgpu->queued_work, work);
}
/* This function should be used by queued device drivers when they're sure
* the work struct is no longer in use. */
void work_completed(struct cgpu_info *cgpu, struct work *work)
{
wr_lock(&cgpu->qlock);
if (work->queued)
cgpu->queued_count--;
HASH_DEL(cgpu->queued_work, work);
__work_completed(cgpu, work);
wr_unlock(&cgpu->qlock);
free_work(work);
}
/* Combines find_queued_work_bymidstate and work_completed in one function
* withOUT destroying the work so the driver must free it. */
struct work *take_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen)
{
struct work *work;
rd_lock(&cgpu->qlock);
work = __find_work_bymidstate(cgpu->queued_work, midstate, midstatelen, data, offset, datalen);
if (work)
__work_completed(cgpu, work);
rd_unlock(&cgpu->qlock);
return work;
}
static void flush_queue(struct cgpu_info *cgpu)
{
struct work *work, *tmp;

1
miner.h
View File

@ -1341,6 +1341,7 @@ extern struct work *__find_work_bymidstate(struct work *que, char *midstate, siz
extern struct work *find_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
extern struct work *clone_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
extern void work_completed(struct cgpu_info *cgpu, struct work *work);
extern struct work *take_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
extern void hash_queued_work(struct thr_info *mythr);
extern void _wlog(const char *str);
extern void _wlogprint(const char *str);