block/nvme: Avoid further processing if trace event not enabled
commite266f52cfb77e9fb162d3d02230170a373076d85
authorPhilippe Mathieu-Daudé <philmd@redhat.com>
Fri, 21 Aug 2020 19:53:46 +0000 (21 21:53 +0200)
committerKevin Wolf <kwolf@redhat.com>
Mon, 7 Sep 2020 10:23:55 +0000 (7 12:23 +0200)
tree9627037cbc0ede537ba6bdef5343ac78a72fb9ca
parente4f310fe7f5ed85c96c4a2175ec46054d02e0f81
block/nvme: Avoid further processing if trace event not enabled

Avoid further processing if TRACE_NVME_SUBMIT_COMMAND_RAW is
not enabled. This is an untested intend of performance optimization.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20200821195359.1285345-3-philmd@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/nvme.c