[SCSI] allow sleeping in ->eh_host_reset_handler()

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

1 files changed, 12 insertions, 7 deletions

diff --git a/drivers/fc4/fc.c b/drivers/fc4/fc.c
index cdea598d0c1b..fbd9ff79b7b8 100644
--- a/drivers/fc4/fc.c
+++ b/drivers/fc4/fc.c
@@ -1005,13 +1005,7 @@ int fcp_scsi_dev_reset(Scsi_Cmnd *SCpnt)
         return SUCCESS;
 }
 
-int fcp_scsi_bus_reset(Scsi_Cmnd *SCpnt)
-{
-        printk ("FC: bus reset!\n");
-        return FAILED;
-}
-
-int fcp_scsi_host_reset(Scsi_Cmnd *SCpnt)
+static int __fcp_scsi_host_reset(Scsi_Cmnd *SCpnt)
 {
         fc_channel *fc = FC_SCMND(SCpnt);
         fcp_cmnd *fcmd = FCP_CMND(SCpnt);
@@ -1032,6 +1026,17 @@ int fcp_scsi_host_reset(Scsi_Cmnd *SCpnt)
         else return FAILED;
 }
 
+int fcp_scsi_host_reset(Scsi_Cmnd *SCpnt)
+{
+        int rc;
+
+        spin_lock_irqsave(SCpnt->device->host->host_lock, flags);
+        rc = __fcp_scsi_host_reset(SCpnt);
+        spin_unlock_irqrestore(SCpnt->device->host->host_lock, flags);
+
+        return rc;
+}
+
 static int fcp_els_queue_it(fc_channel *fc, fcp_cmnd *fcmd)
 {
         long i;