[PATCH 05/11] pmcraid: select first available device for target reset

Hannes Reinecke
2022-05-02T22:01:49Z

As we're moving away from using a scsi command as argument for
eh_XX callbacks we should be selecting the first available device
for sending a target reset to.

Signed-off-by: Hannes Reinecke <hare@suse.com>
---
drivers/scsi/pmcraid.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index d508e81a03db..62b9de87ff05 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -3064,9 +3064,21 @@ static int pmcraid_eh_bus_reset_handler(struct scsi_cmnd *scmd)

static int pmcraid_eh_target_reset_handler(struct scsi_cmnd *scmd)
{
- scmd_printk(KERN_INFO, scmd,
+ struct Scsi_Host *shost = scmd->device->host;
+ struct scsi_device *scsi_dev = NULL, *tmp;
+
+ shost_for_each_device(tmp, shost) {
+ if ((tmp->channel == scmd->device->channel) &&
+ (tmp->id == scmd->device->id)) {
+ scsi_dev = tmp;
+ break;
+ }
+ }
+ if (!scsi_dev)
+ return FAILED;
+ sdev_printk(KERN_INFO, scsi_dev,
"Doing target reset due to an I/O command timeout.\n");
- return pmcraid_reset_device(scmd->device,
+ return pmcraid_reset_device(scsi_dev,
PMCRAID_INTERNAL_TIMEOUT,
RESET_DEVICE_TARGET);
}
--
2.29.2