tree 7877f08db14877d06346c8e1ef52aa17f2483e93
parent 35cf7ba0b46dc3582a01c3860b14bff122662aa3
author Al Viro <viro@zeniv.linux.org.uk> 1269338818 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1274481076 -0400

new helper: iterate_supers()

... and switch the simple "loop over superblocks and do something"
loops to it.

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