diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2021-11-26 22:18:26 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-12-06 22:12:34 -0500 |
| commit | 4d6942e2666efb3a415213ed12ba72b7700620f3 (patch) | |
| tree | 641b7fb702ce2beffc90f813c08a5fd769972c26 /drivers/scsi/hisi_sas | |
| parent | d43efddf6271a185d13895c5a38c889791e96bff (diff) | |
| download | linux-4d6942e2666efb3a415213ed12ba72b7700620f3.tar.bz2 | |
scsi: hisi_sas: Use non-atomic bitmap functions when possible
All uses of the 'hisi_hba->slot_index_tags' bitmap are protected with the
'hisi_hba->lock' spinlock.
Prefer the non-atomic '__[set|clear]_bit()' functions to save a few cycles.
Link: https://lore.kernel.org/r/8ee33e463523db080e6a2c06f332e47abb69359b.1637961191.git.christophe.jaillet@wanadoo.fr
Acked-by: John Garry <john.garry@huawei.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/hisi_sas')
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index d4f5d093bde4..889c36fa9309 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -158,7 +158,7 @@ static void hisi_sas_slot_index_clear(struct hisi_hba *hisi_hba, int slot_idx) { void *bitmap = hisi_hba->slot_index_tags; - clear_bit(slot_idx, bitmap); + __clear_bit(slot_idx, bitmap); } static void hisi_sas_slot_index_free(struct hisi_hba *hisi_hba, int slot_idx) @@ -175,7 +175,7 @@ static void hisi_sas_slot_index_set(struct hisi_hba *hisi_hba, int slot_idx) { void *bitmap = hisi_hba->slot_index_tags; - set_bit(slot_idx, bitmap); + __set_bit(slot_idx, bitmap); } static int hisi_sas_slot_index_alloc(struct hisi_hba *hisi_hba, |