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authorStephen Bates <sbates@raithlin.com>2016-10-05 20:01:12 -0600
committerJens Axboe <axboe@fb.com>2016-10-12 11:10:28 -0600
commit202021c1a63c6ed69b3260e0fe10530c51f1e53e (patch)
tree48023a64bfabdc013b46797c5f1564b766f41c90 /arch/c6x/kernel/dma.c
parentc5f6ce97c12104668784ee17fb927c52a944d3d8 (diff)
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nvme : Add sysfs entry for NVMe CMBs when appropriate
Add a sysfs attribute that contains salient information about the NVMe Controller Memory Buffer when one is present. For now, just display the information about the CMB available from the control registers. We attach the CMB attribute file to the existing nvme_ctrl sysfs group so it can handle the sysfs teardown. Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Jay Freyensee <james_p_freyensee@linux.intel.com> Signed-off-by: Stephen Bates <sbates@raithlin.com> Acked-by Jon Derrick: <jonathan.derrick@intel.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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