[SCSI] allow sleeping in ->eh_host_reset_handler()

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c
index 0018fb5c09a9..b5dc35355570 100644
--- a/drivers/scsi/ibmmca.c
+++ b/drivers/scsi/ibmmca.c
@@ -2237,7 +2237,7 @@ static int ibmmca_abort(Scsi_Cmnd * cmd)
         return rc;
 }
 
-static int ibmmca_host_reset(Scsi_Cmnd * cmd)
+static int __ibmmca_host_reset(Scsi_Cmnd * cmd)
 {
         struct Scsi_Host *shpnt;
         Scsi_Cmnd *cmd_aid;
@@ -2324,6 +2324,18 @@ static int ibmmca_host_reset(Scsi_Cmnd * cmd)
         return SUCCESS;
 }
 
+static int ibmmca_host_reset(Scsi_Cmnd * cmd)
+{
+        struct Scsi_Host *shpnt = cmd->device->host;
+        int rc;
+
+        spin_lock_irq(shpnt->host_lock);
+        rc = __ibmmca_host_reset(cmd);
+        spin_unlock_irq(shpnt->host_lock);
+
+        return rc;
+}
+
 static int ibmmca_biosparam(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int *info)
 {
         int size = capacity;