tree 4beaed1ab50eada4439301c72260d99419fd71e5
parent 480f40de91e74190281309fd0ecb2d0414603c2e
author Al Viro <viro@zeniv.linux.org.uk> 1391910172 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1396408771 -0400

constify blk_rq_map_user_iov() and friends

sg_iovec array passed to it can be const

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>