block/iscsi: drop unused IscsiAIOCB->buf field
commitf92fa85f982bb169c72e790ce07ffb12bda1a89c
authorStefan Hajnoczi <stefanha@redhat.com>
Sat, 3 Feb 2018 06:16:19 +0000 (3 07:16 +0100)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 11 Jan 2019 12:57:24 +0000 (11 13:57 +0100)
tree8e8dd16679281d096747fc5a57262b871bf33d83
parentb65cc8dec07fec77dbda7bc5daf1defcb7c411d9
block/iscsi: drop unused IscsiAIOCB->buf field

The IscsiAIOCB->buf field has not been used since commit
e49ab19fcaa617ad6cdfe1ac401327326b6a2552 ("block/iscsi: bump libiscsi
requirement to 1.9.0").  It used to be a linear buffer for old libiscsi
versions that didn't support scatter-gather.  The minimum libiscsi
version supports scatter-gather so we don't linearize buffers anymore.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20180203061621.7033-2-stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
block/iscsi.c