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Provide a variant of find_work_bymidstate that returns a clone of the found work.

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This commit is contained in:
Con Kolivas 2013-08-14 22:59:57 +10:00
parent 853f145eef
commit 98e338cc52
2 changed files with 14 additions and 0 deletions
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13
cgminer.c
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@ -6060,6 +6060,19 @@ struct work *find_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate,
return ret;
}
struct work *clone_queued_work_bymidstate(struct cgpu_info *cgpu, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen)
{
struct work *work, *ret = NULL;
rd_lock(&cgpu->qlock);
work = __find_work_bymidstate(cgpu->queued_work, midstate, midstatelen, data, offset, datalen);
if (work)
ret = copy_work(work);
rd_unlock(&cgpu->qlock);
return ret;
}
/* 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)

1
miner.h
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@ -1333,6 +1333,7 @@ extern bool submit_nonce(struct thr_info *thr, struct work *work, uint32_t nonce
extern struct work *get_queued(struct cgpu_info *cgpu);
extern struct work *__find_work_bymidstate(struct work *que, char *midstate, size_t midstatelen, char *data, int offset, size_t datalen);
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 void hash_queued_work(struct thr_info *mythr);
extern void _wlog(const char *str);