From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Tue, 8 May 2007 13:32:03 +0000 (+0200)
Subject: bsg: fix a blocking read bug
X-Git-Tag: v2.6.23-rc1~782^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7d72173248c29c6f9ba14e40374266e1b954964;p=pandora-kernel.git

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>
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