From: Alan D. Brunelle <Alan.Brunelle@hp.com>
Date: Wed, 11 Jun 2008 07:12:52 +0000 (+0200)
Subject: Added in user-injected messages into blk traces
X-Git-Tag: v2.6.27-rc1~1114^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=02c62304e6af60f1963695c6bc1bbffe619aa585;p=pandora-kernel.git

Added in user-injected messages into blk traces

This allows a user to annotate the blk trace stream: writing a suitable
message to {/sys/kernel/debug}/block/<dsf>/msg will have it propagated
into the trace stream.

Signed-off-by: Alan D. Brunelle <alan.brunelle@hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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