diff options
| author | Yan, Zheng <[email protected]> | 2016-05-18 20:58:26 +0800 |
|---|---|---|
| committer | Ilya Dryomov <[email protected]> | 2016-05-26 01:15:42 +0200 |
| commit | 9abd4db713704aac146395e079224ddd716e9b95 (patch) | |
| tree | bf7ddd4b76b0b20b45e905c6854d1b74551c06f6 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | b109eec6f4332bd517e2f41e207037c4b9065094 (diff) | |
ceph: don't use truncate_pagecache() to invalidate read cache
truncate_pagecache() drops dirty pages, it's dangerous to use it
to invalidate read cache. Besides, we shouldn't start invalidating
read cache while there are buffer writers. Because buffer writers
may add dirty pages later.
Signed-off-by: Yan, Zheng <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions