From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Date: Wed, 18 Sep 2013 15:21:34 +0000 (+0200)
Subject: s390/s390dbf: add debug_level_enabled() function
X-Git-Tag: omap-for-v3.13/fixes-for-merge-window-take2~58^2~46
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f1d86b61fb6692c592e937dfb5069e4057855a3b;p=pandora-kernel.git

s390/s390dbf: add debug_level_enabled() function

Add the debug_level_enabled() function to check if debug events for
a particular level would be logged.  This might help to save cycles
for debug events that require additional information collection.

Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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