diff options
Diffstat (limited to 'drivers/scsi/hpsa.c')
| -rw-r--r-- | drivers/scsi/hpsa.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index a47bcce3c9c7..f8e832b1bc46 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -6233,8 +6233,7 @@ static struct CommandList *cmd_alloc(struct ctlr_info *h) offset = (i + 1) % HPSA_NRESERVED_CMDS; continue; } - set_bit(i & (BITS_PER_LONG - 1), - h->cmd_pool_bits + (i / BITS_PER_LONG)); + set_bit(i, h->cmd_pool_bits); break; /* it's ours now. */ } hpsa_cmd_partial_init(h, i, c); @@ -6261,8 +6260,7 @@ static void cmd_free(struct ctlr_info *h, struct CommandList *c) int i; i = c - h->cmd_pool; - clear_bit(i & (BITS_PER_LONG - 1), - h->cmd_pool_bits + (i / BITS_PER_LONG)); + clear_bit(i, h->cmd_pool_bits); } } @@ -8030,7 +8028,7 @@ out_disable: static void hpsa_free_cmd_pool(struct ctlr_info *h) { - kfree(h->cmd_pool_bits); + bitmap_free(h->cmd_pool_bits); h->cmd_pool_bits = NULL; if (h->cmd_pool) { dma_free_coherent(&h->pdev->dev, @@ -8052,9 +8050,7 @@ static void hpsa_free_cmd_pool(struct ctlr_info *h) static int hpsa_alloc_cmd_pool(struct ctlr_info *h) { - h->cmd_pool_bits = kcalloc(DIV_ROUND_UP(h->nr_cmds, BITS_PER_LONG), - sizeof(unsigned long), - GFP_KERNEL); + h->cmd_pool_bits = bitmap_zalloc(h->nr_cmds, GFP_KERNEL); h->cmd_pool = dma_alloc_coherent(&h->pdev->dev, h->nr_cmds * sizeof(*h->cmd_pool), &h->cmd_pool_dhandle, GFP_KERNEL); |