From: Dave Chinner <dchinner@redhat.com>
Date: Fri, 1 Nov 2013 04:27:19 +0000 (+1100)
Subject: xfs: add tracepoints to AGF/AGI read operations
X-Git-Tag: v3.13-rc1~87^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d123031a5673cd38a85ce66cc07243dfe5f424c9;p=pandora-kernel.git

xfs: add tracepoints to AGF/AGI read operations

To help track down AGI/AGF lock ordering issues, I added these
tracepoints to tell us when an AGI or AGF is read and locked.  With
these we can now determine if the lock ordering goes wrong from
tracing captures.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
---

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