diff options
| author | Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com> | 2017-12-27 07:34:47 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-01-04 07:26:43 +0300 |
| commit | 8a30e50b72ca08c78474db514531ce5d9ae00fa4 (patch) | |
| tree | 266b5d57926777004ae2a569e5e48bd14b3d765a /drivers/scsi/aacraid | |
| parent | a1367e4adee207fee7f14fdf2166022461fe76c4 (diff) | |
| download | linux-8a30e50b72ca08c78474db514531ce5d9ae00fa4.tar.xz | |
scsi: aacraid: Fix hang while scanning in eh recovery
Add back the ability to scan for hotplug changes while eh was in progress.
Schedule a rescan for a later time in the eh recovery code and wait for
eh to complete in the rescan worker.
Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/aacraid')
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commsup.c | 9 |
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 54078bf8ab67..4cefc47dfd5e 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -41,6 +41,7 @@ #include <linux/interrupt.h> #include <linux/pci.h> +#include <scsi/scsi_host.h> /*------------------------------------------------------------------------------ * D E F I N E S @@ -2655,6 +2656,9 @@ static inline void aac_safw_rescan_worker(struct work_struct *work) struct aac_dev *dev = container_of(to_delayed_work(work), struct aac_dev, safw_rescan_work); + wait_event(dev->scsi_host_ptr->host_wait, + !scsi_host_in_recovery(dev->scsi_host_ptr)); + aac_scan_host(dev, AAC_RESCAN); } diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index d562053f14d7..706aba0ed726 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -1671,6 +1671,15 @@ out: aac->in_reset = 0; scsi_unblock_requests(host); + /* + * Issue bus rescan to catch any configuration that might have + * occurred + */ + if (!retval) { + dev_info(&aac->pdev->dev, "Scheduling bus rescan\n"); + aac_schedule_safw_scan_worker(aac); + } + if (jafo) { spin_lock_irq(host->host_lock); } |