Oops. Sorry. By mistake sent an earlier version. Will send the correct version. On Wed, 2011-07-27 at 14:34 +0400, James Bottomley wrote: > On Wed, 2011-07-20 at 14:22 -0700, Chandra Seetharaman wrote: > > rdac hardware handler assumes that there is one-to-one relation ship > > between the host and the controller w.r.t lun. IOW, it does not > > support "multiple storage partitions" within a storage. > > > > Example: > > HBA1 and HBA2 see lun 0 and 1 in storage A (1) > > HBA3 and HBA4 see lun 0 and 1 in storage A (2) > > HBA5 and HBA6 see lun 0 and 1 in storage A (3) > > > > luns 0 and 1 in (1), (2) and (3) are totally different. > > > > But, rdac handler treats the lun 0s (and lun 1s) as the same when > > sending a mode select to the controller, which is wrong. > > > > This patch makes the rdac hardware handler associate HBA and the > > storage w.r.t lun (and not the host itself). > > > > Signed-off-by: Chandra Seetharaman <sekharan@xxxxxxxxxx> > > --- > > drivers/scsi/device_handler/scsi_dh_rdac.c | 10 +++++++--- > > 1 files changed, 7 insertions(+), 3 deletions(-) > > This doesn't apply; > > patching file drivers/scsi/device_handler/scsi_dh_rdac.c > Hunk #1 succeeded at 158 (offset 9 lines). > Hunk #2 FAILED at 381. > Hunk #3 FAILED at 389. > Hunk #4 FAILED at 403. > Hunk #5 FAILED at 526. > 4 out of 5 hunks FAILED -- saving rejects to file > drivers/scsi/device_handler/scsi_dh_rdac.c.rej > > > it looks like there's a missing intermediate patch somewhere, can you > check scsi-misc and tell me what it is? > > Thanks, > > James > > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-scsi" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
