blkin: Fix unconditional tracing in OSD #19156
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Blkin trace will be triggered unconditionally at OSD `issue_op`, even if op->pg_trace is not initialized. This issue introduces unnecessary overhead and confusing tracing records when blkin tracing is ON. Signed-off-by: Yingxin <yingxin.cheng@intel.com>
cbodley
approved these changes
Nov 27, 2017
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Blkin trace will be triggered unconditionally at OSD
issue_op, even ifop->pg_trace is not initialized. This issue introduces unnecessary
overhead and confusing tracing records when blkin tracing is ON.
Signed-off-by: Yingxin yingxin.cheng@intel.com