From: Andrew Morton <akpm@osdl.org>
Date: Thu, 31 Aug 2006 10:56:06 +0000 (+0200)
Subject: [PATCH] CONFIG_BLOCK: blk_congestion_wait() fix
X-Git-Tag: v2.6.19-rc1~640^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bcfd8d36151e531e1c6c731f1fbf792509a1c494;p=pandora-kernel.git

[PATCH] CONFIG_BLOCK: blk_congestion_wait() fix

Don't just do nothing: it'll cause busywaits all over writeback and page
reclaim.

For now, take a fixed-length nap.  Will improve when NFS starts waking up
throttled processes.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

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