diff options
| author | John Garry <john.garry@huawei.com> | 2022-02-17 23:42:40 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-02-19 15:59:35 -0500 |
| commit | 693e66a0a6ac56322687f614ba6e8bfbc43a1530 (patch) | |
| tree | 3a864d24c5e70bec244a9f7a6d5178b5985274e0 /drivers/scsi/hisi_sas | |
| parent | 2037a340314f4be8977563006476bd15c859eda2 (diff) | |
| download | linux-693e66a0a6ac56322687f614ba6e8bfbc43a1530.tar.bz2 | |
scsi: libsas: Add TMF handler aborted callback
The hisi_sas and pm8001 TMF handlers have some special processing for when
the TMF is aborted, so add a callback and fill it in for those drivers.
Link: https://lore.kernel.org/r/1645112566-115804-13-git-send-email-john.garry@huawei.com
Tested-by: Yihang Li <liyihang6@hisilicon.com>
Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: John Garry <john.garry@huawei.com>
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 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index bd40323f7053..21e929c8bdb0 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -666,6 +666,25 @@ static struct hisi_sas_device *hisi_sas_alloc_dev(struct domain_device *device) return sas_dev; } +static void hisi_sas_tmf_aborted(struct sas_task *task) +{ + struct hisi_sas_slot *slot = task->lldd_task; + struct domain_device *device = task->dev; + struct hisi_sas_device *sas_dev = device->lldd_dev; + struct hisi_hba *hisi_hba = sas_dev->hisi_hba; + + if (slot) { + struct hisi_sas_cq *cq = + &hisi_hba->cq[slot->dlvry_queue]; + /* + * sync irq to avoid free'ing task + * before using task in IO completion + */ + synchronize_irq(cq->irq_no); + slot->task = NULL; + } +} + #define HISI_SAS_DISK_RECOVER_CNT 3 static int hisi_sas_init_device(struct domain_device *device) { @@ -2322,6 +2341,7 @@ static struct sas_domain_function_template hisi_sas_transport_ops = { .lldd_clear_nexus_ha = hisi_sas_clear_nexus_ha, .lldd_port_formed = hisi_sas_port_formed, .lldd_write_gpio = hisi_sas_write_gpio, + .lldd_tmf_aborted = hisi_sas_tmf_aborted, }; void hisi_sas_init_mem(struct hisi_hba *hisi_hba) |