diff options
| author | Hannes Reinecke <hare@suse.de> | 2017-08-11 08:53:47 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-08-25 04:28:53 +0200 |
| commit | 8a97712e5314aefe16b3ffb4583a34deaa49de04 (patch) | |
| tree | f7697a26c31ded4a2a97bac3fec36c90ce14228a /drivers/scsi/scsi_transport_srp.c | |
| parent | scsi: scsi_lib: rework scsi_internal_device_unblock_nowait() (diff) | |
| download | linux-8a97712e5314aefe16b3ffb4583a34deaa49de04.tar.xz linux-8a97712e5314aefe16b3ffb4583a34deaa49de04.zip | |
scsi: make 'state' device attribute pollable
While the 'state' attribute can (and will) change occasionally,
calling 'poll()' or 'select()' on it fails as sysfs is never
notified that the state has changed.
With this patch calling 'poll()' or 'select()' will work
properly.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_transport_srp.c')
| -rw-r--r-- | drivers/scsi/scsi_transport_srp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c index f617021c94f7..698cc4681706 100644 --- a/drivers/scsi/scsi_transport_srp.c +++ b/drivers/scsi/scsi_transport_srp.c @@ -556,8 +556,11 @@ int srp_reconnect_rport(struct srp_rport *rport) */ shost_for_each_device(sdev, shost) { mutex_lock(&sdev->state_mutex); - if (sdev->sdev_state == SDEV_OFFLINE) + if (sdev->sdev_state == SDEV_OFFLINE) { sdev->sdev_state = SDEV_RUNNING; + sysfs_notify(&sdev->sdev_gendev.kobj, + NULL, "state"); + } mutex_unlock(&sdev->state_mutex); } } else if (rport->state == SRP_RPORT_RUNNING) { |