[SCSI] allow sleeping in ->eh_host_reset_handler()

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

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/scsi/NCR53c406a.c b/drivers/scsi/NCR53c406a.c
index 7c025b6cdd7c..b2002ba6e2aa 100644
--- a/drivers/scsi/NCR53c406a.c
+++ b/drivers/scsi/NCR53c406a.c
@@ -725,6 +725,9 @@ static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
 static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt)
 {
         DEB(printk("NCR53c406a_reset called\n"));
+
+        spin_lock_irq(SCpnt->device->host->host_lock);
+
         outb(C4_IMG, CONFIG4);  /* Select reg set 0 */
         outb(CHIP_RESET, CMD_REG);
         outb(SCSI_NOP, CMD_REG);        /* required after reset */
@@ -732,6 +735,9 @@ static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt)
         chip_init();
 
         rtrc(2);
+
+        spin_unlock_irq(SCpnt->device->host->host_lock);
+
         return SUCCESS;
 }