block: default to 0 minimal / optiomal I/O size
authorChristoph Hellwig <hch@lst.de>
Fri, 23 Jul 2010 07:35:04 +0000 (09:35 +0200)
committerKevin Wolf <kwolf@redhat.com>
Mon, 26 Jul 2010 11:39:39 +0000 (13:39 +0200)
commitac0929177a8f3214b541201040a44ee94c6f79f8
tree1468fafd4472b78b84481d3f249b914f292f1c05
parent8368dd93de1fb7141fea8f2b97a2cc090e1b7ee4
block: default to 0 minimal / optiomal I/O size

Currently we set them to 512 bytes unless manually specified.  Unforuntaly
some brain-dead partitioning tools create unaligned partitions if they
get low enough optiomal I/O size values, so don't report any at all
unless explicitly set.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block_int.h