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| author | Alex Zhuravlev <alexey.zhuravlev@intel.com> | 2017-01-28 19:04:45 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-03 13:01:37 +0100 |
| commit | 3f5b9d55f500d1fa69f4037a56719fd47daee8dc (patch) | |
| tree | 3b2360c44d47611747419de9561eaafbaf3c41cf /tools/perf/scripts/python | |
| parent | staging: lustre: llite: don't ignore layout for group lock request (diff) | |
| download | linux-3f5b9d55f500d1fa69f4037a56719fd47daee8dc.tar.gz linux-3f5b9d55f500d1fa69f4037a56719fd47daee8dc.zip | |
staging: lustre: obdclass: do not call lu_site_purge() for single object exceed
First of all, this is expensive procedure including a global
mutex and per-bucket spinlocks. also, all the threads observed
exceed will be calling lu_site_purge() and essentially serialized
on that. instead we can let other threads to skip the whole
procedure.
Signed-off-by: Alex Zhuravlev <alexey.zhuravlev@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7896
Reviewed-on: http://review.whamcloud.com/19082
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Mike Pershin <mike.pershin@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions