diff options
| author | Jitendra Bhivare <jitendra.bhivare@avagotech.com> | 2016-01-20 09:40:46 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-02-24 03:27:02 +0100 |
| commit | c03a50f7098bed9150a9ac0468f699a93bc7b081 (patch) | |
| tree | 4df4af311e198277cb7b7d038a779137b7e1b77d /drivers/scsi/be2iscsi/be.h | |
| parent | be2iscsi: Fix soft lockup in mgmt_get_all_if_id path using bmbx (diff) | |
| download | linux-c03a50f7098bed9150a9ac0468f699a93bc7b081.tar.xz linux-c03a50f7098bed9150a9ac0468f699a93bc7b081.zip | |
be2iscsi: Fix mbox synchronization replacing spinlock with mutex
This is second part of actual fix for soft lockup.
All mbox cmds issued using BMBX and MCC are synchronized using mutex
mbox_lock instead of spin_lock. Used mutex_lock_interruptible where ever
possible.
Signed-off-by: Jitendra Bhivare <jitendra.bhivare@avagotech.com>
Reviewed-by: Shane Seymour <shane.seymour@hpe.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/be2iscsi/be.h')
| -rw-r--r-- | drivers/scsi/be2iscsi/be.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h index a41c6432f444..ce0119b2111f 100644 --- a/drivers/scsi/be2iscsi/be.h +++ b/drivers/scsi/be2iscsi/be.h @@ -124,7 +124,7 @@ struct be_ctrl_info { struct pci_dev *pdev; /* Mbox used for cmd request/response */ - spinlock_t mbox_lock; /* For serializing mbox cmds to BE card */ + struct mutex mbox_lock; /* For serializing mbox cmds to BE card */ struct be_dma_mem mbox_mem; /* Mbox mem is adjusted to align to 16 bytes. The allocated addr * is stored for freeing purpose */ |