diff options
| author | Sebastian Sanchez <[email protected]> | 2017-02-08 05:26:31 -0800 |
|---|---|---|
| committer | Doug Ledford <[email protected]> | 2017-02-19 09:18:35 -0500 |
| commit | 338adfdddf6abe89726e1146ad3102ce9663a634 (patch) | |
| tree | e509ec29d80f6cd81097ffea338a8a7222ec7389 /tools/perf/util/trace-event-scripting.c | |
| parent | f3e862cb6894389a35d0beb10f73d62eb3317beb (diff) | |
IB/rdmavt: Use per-CPU reference count for MRs
Having per-CPU reference count for each MR prevents
cache-line bouncing across the system. Thus, it
prevents bottlenecks. Use per-CPU reference counts
per MR.
The per-CPU reference count for FMRs is used in
atomic mode to allow accurate testing of the busy
state. Other MR types run in per-CPU mode MR until
they're freed.
Reviewed-by: Mike Marciniszyn <[email protected]>
Signed-off-by: Sebastian Sanchez <[email protected]>
Signed-off-by: Mike Marciniszyn <[email protected]>
Signed-off-by: Dennis Dalessandro <[email protected]>
Signed-off-by: Doug Ledford <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions