iscsi: recognize "invalid field" ASCQ from WRITE SAME command
commit27898a5daa4c6d28adb32b401a011d7198494482
authorPaolo Bonzini <pbonzini@redhat.com>
Wed, 2 Apr 2014 10:12:50 +0000 (2 12:12 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 3 Apr 2014 11:10:32 +0000 (3 13:10 +0200)
treeefa46d077088be6a0b87fcd8518c0d3be0ae51c5
parentd581eb7ca4b58649ade5fb7570ecf6b4b9a41879
iscsi: recognize "invalid field" ASCQ from WRITE SAME command

Some targets may return "invalid field" as the ASCQ from WRITE SAME
if they support the command only without the UNMAP field.  Recognize
that, and return ENOTSUP just like for "invalid operation code".

Reviewed-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
block/iscsi.c