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| author | Pavel Butsykin <pbutsykin@virtuozzo.com> | 2017-09-18 15:42:28 +0300 |
|---|---|---|
| committer | Max Reitz <mreitz@redhat.com> | 2017-09-26 15:00:32 +0200 |
| commit | f71c08ea8e60f035485a512fd2af8908567592f0 (patch) | |
| tree | a3ef8dc5e1f34e1a18d755672029bced057885ba /scripts/qapi.py | |
| parent | 4ffca8904a350460cdaa6304ea8c9b9c693d2d91 (diff) | |
| download | focaccia-qemu-f71c08ea8e60f035485a512fd2af8908567592f0.tar.gz focaccia-qemu-f71c08ea8e60f035485a512fd2af8908567592f0.zip | |
qcow2: add qcow2_cache_discard
Whenever l2/refcount table clusters are discarded from the file we can automatically drop unnecessary content of the cache tables. This reduces the chance of eviction useful cache data and eliminates inconsistent data in the cache with the data in the file. Signed-off-by: Pavel Butsykin <pbutsykin@virtuozzo.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Message-id: 20170918124230.8152-3-pbutsykin@virtuozzo.com Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'scripts/qapi.py')
0 files changed, 0 insertions, 0 deletions