src/patches/suse-2.6.27.31/patches.fixes/scsi-dh-rdac-initialize-passive-path

   1 Subject: Initialize path state to be passive when path is not owned
   2 From: Chandra Seetharaman <sekharan@us.ibm.com>
   3 Date: Thu Nov 20 14:14:39 2008 +0100:
   4 References: bnc#442676
   5
   6 Set the path state to be passive when we learn that the controller does
   7 not own the path to the LUN.
   8
   9 This will avoid sending even a single i/o thru the passive path at the
  10 probe time.
  11
  12 Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
  13 Signed-off-by: Hannes Reinecke <hare@suse.de>
  14
  15 ---
  16  drivers/scsi/device_handler/scsi_dh_rdac.c |    3 +++
  17  1 file changed, 3 insertions(+)
  18
  19 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c
  20 +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
  21 @@ -403,6 +403,9 @@ static int check_ownership(struct scsi_d
  22                 }
  23         }
  24
  25 +       if (h->lun_state == RDAC_LUN_UNOWNED)
  26 +               h->state = RDAC_STATE_PASSIVE;
  27 +
  28         return err;
  29  }
  30