Hi,

Andrew, I promised it [1], here goes. Patched against Linus' git-tree.

[1] http://lkml.org/lkml/2007/3/22/226

This patch replaces some obscure code-paths in fs/block_dev.c with more
readable versions.

Signed-off-by: Johannes Weiner <hannes-kernel@saeurebad.de>