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atrace: make fs-specific sysfs entries optional
authorGreg Hackmann <ghackmann@google.com>
Thu, 20 Nov 2014 20:59:44 +0000 (12:59 -0800)
committerGreg Hackmann <ghackmann@google.com>
Thu, 20 Nov 2014 21:10:45 +0000 (21:10 +0000)
commite80d32c3c2ec4f2acc917c92c9c943e81de80496
tree715f22182e783f54bd7aa438072f09d80fc8e8db
parent6b9454d1fee0347711af1746642aa7820b1ea04d
atrace: make fs-specific sysfs entries optional

The availability of these sysfs entries will vary based on the kernel's
supported filesystems, so don't block the disk category if some of them
are missing.

Bug: 18467498

Change-Id: I96200f1b5cf3f1a8fa8186602552adc96ddffc04
Signed-off-by: Greg Hackmann <ghackmann@google.com>
cmds/atrace/atrace.cpp