Re: [PATCH 4/4] tgt-admin: Base blocksize & params on backing store if direct-store

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On 01/06/2012 01:53 AM, Andy Grover wrote:
Use sg_inq and sg_readcap to read properties of backing device for
direct-store LUNs. Pass these values to tgtadm so the exported LUN can
match its backstore.

(...)

  			# Add these parameters if they were not overwritten in the config file
@@ -581,7 +614,8 @@ sub add_backing_direct {
  				}
  			}
  			# These options can be fetched by sg_inq for direct-store
-			my @opts = ("vendor_id", "product_id", "product_rev", "scsi_sn");
+			my @opts = ("vendor_id", "product_id", "product_rev", "scsi_sn",
+				    "lbppbe", "la_lba", "optimal_xfer_gran", "optimal_xfer_len");
  			foreach my $single_opt (@opts) {
  				check_if_hash_array($$target_options_ref{$single_opt},$single_opt);
  				my $this_opt;

Can we have the examples of these new options added to the sample config file as well?
This way, a user can see what's possible to set.

--
Tomasz Chmielewski
http://wpkg.org
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