tree c759c36d2efc544743c9e2f39c2441a42403c752
parent d5e7b3c5f51fc6d34e12b6d87bfd30ab277c4625
author Eric W. Biederman <ebiederm@xmission.com> 1509486789 -0500
committer Eric W. Biederman <ebiederm@xmission.com> 1509488593 -0500

userns: Make map_id_down a wrapper for map_id_range_down

There is no good reason for this code duplication, the number of cache
line accesses not the number of instructions are the bottleneck in
this code.

Therefore simplify maintenance by removing unnecessary code.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>