diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2022-07-20 20:13:54 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-09-01 00:45:12 -0400 |
| commit | 5afdd990ce2ea178eb6cbd31b197cc3d12a675bf (patch) | |
| tree | 3f22880b0510c146a10b385cdf3fcd280cb23369 /drivers/scsi/hpsa.c | |
| parent | de05e4843cce5f4b385f60acfa690eb94af923b8 (diff) | |
scsi: hpsa: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them. It is less
verbose and it improves the semantic.
Link: https://lore.kernel.org/r/5f975ef43f8b7306e4ac4e2e8ce4bcd53f6092bb.1658340441.git.christophe.jaillet@wanadoo.fr
Tested-by: Don Brace <don.brace@microchip.com>
Acked-by: Don Brace <don.brace@microchip.com>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/hpsa.c')
| -rw-r--r-- | drivers/scsi/hpsa.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index a47bcce3c9c7..0612ca681200 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -8030,7 +8030,7 @@ 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 +8052,7 @@ 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); |