tree 5f4d14d210ca3d49d209942be0ce60e65a433ce7
parent 4cf0723ac89b5f2189da2ad07ef875de26b83c77
author FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> 1178631123 +0200
committer Jens Axboe <jens.axboe@oracle.com> 1184568766 +0200

bsg: fix a blocking read bug

This patch fixes a bug that read() returns ENODATA even with a
blocking file descriptor when there are no commands pending.

This also includes some cleanups.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>