Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block

Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block

* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
  block: remove blk_queue_tag_depth() and blk_queue_tag_queue()
  block: remove unused ->busy part of the block queue tag map
  bio: fix __bio_copy_iov() handling of bio->bv_len
  bio: fix bio_copy_kern() handling of bio->bv_len
  block: submit_bh() inadvertently discards barrier flag on a sync write
  block: clean up cmdfilter sysfs interface
  block: rename blk_scsi_cmd_filter to blk_cmd_filter
  sg: restore command permission for TYPE_SCANNER
  block: move cmdfilter from gendisk to request_queue