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| author |   Juergen Gross <jgross@suse.com> | 2018-08-13 16:01:11 +0200 |
|---|---|---|
| committer |   Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2018-08-27 12:12:03 -0400 |
| commit | a46b53672b2c2e3770b38a4abf90d16364d2584b (patch) | |
| tree | 0ce7ddd134914342f4144623afc89d0526a1a852 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | xen/blkback: don't keep persistent grants too long (diff) | |
| download | linux-dev-a46b53672b2c2e3770b38a4abf90d16364d2584b.tar.xz linux-dev-a46b53672b2c2e3770b38a4abf90d16364d2584b.zip | |
xen/blkfront: cleanup stale persistent grants
Add a periodic cleanup function to remove old persistent grants which
are no longer in use on the backend side. This avoids starvation in
case there are lots of persistent grants for a device which no longer
is involved in I/O business.
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions