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Keep the local block number in the blocks structs stored and sort them by number to guarantee we delete the oldest when ageing the block struct entries.

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This commit is contained in:
Con Kolivas 2012-08-28 20:16:50 +10:00
parent d91af893c8
commit f97bf2e2ac
1 changed files with 9 additions and 1 deletions
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10
cgminer.c
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@ -218,6 +218,7 @@ struct timeval block_timeval;
struct block {
char hash[37];
UT_hash_handle hh;
int block_no;
};
static struct block *blocks = NULL;
@ -2811,6 +2812,11 @@ static inline bool from_existing_block(struct work *work)
return ret;
}
static int block_sort(struct block *blocka, struct block *blockb)
{
return blockb->block_no - blocka->block_no;
}
static void test_work_current(struct work *work)
{
char *hexstr;
@ -2832,6 +2838,7 @@ static void test_work_current(struct work *work)
if (unlikely(!s))
quit (1, "test_work_current OOM");
strcpy(s->hash, hexstr);
s->block_no = new_blocks++;
wr_lock(&blk_lock);
/* Only keep the last 6 blocks in memory since work from blocks
* before this is virtually impossible and we want to prevent
@ -2840,6 +2847,7 @@ static void test_work_current(struct work *work)
struct block *blocka, *blockb;
int count = 0;
HASH_SORT(blocks, block_sort);
HASH_ITER(hh, blocks, blocka, blockb) {
if (count++ < 6)
continue;
@ -2850,7 +2858,7 @@ static void test_work_current(struct work *work)
HASH_ADD_STR(blocks, hash, s);
wr_unlock(&blk_lock);
set_curblock(hexstr, work->data);
if (unlikely(++new_blocks == 1))
if (unlikely(new_blocks == 1))
goto out_free;
work_block++;