tree 18af4449dad72aa8e925279b25a74e78a270be73
parent 0faa8cca883bbc6a0919e3c89128672659b75820
author Konrad Rzeszutek Wilk <konrad@kernel.org> 1302879087 -0400
committer Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 1302879282 -0400

xen/blkback: Seperate the bio allocation and the bio submission.

We seperate the bio allocation (bio_alloc) from the bio submission so
that the error paths are much easier, and also so that the bio
submission can be done in one tight loop. It also makes the
plug/unplug calls much much easier.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>