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| author |   Anand Jain <anand.jain@oracle.com> | 2017-04-06 11:22:53 +0800 |
|---|---|---|
| committer |   David Sterba <dsterba@suse.com> | 2017-04-18 16:13:27 +0200 |
| commit | c2a9c7ab475bc3aaf06521a39ac65bc48c8cad4f (patch) | |
| tree | f605531dbf3f58c262ddeec51239619b044696d3 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | btrfs: delete unused member nobarriers (diff) | |
| download | wireguard-linux-c2a9c7ab475bc3aaf06521a39ac65bc48c8cad4f.tar.xz wireguard-linux-c2a9c7ab475bc3aaf06521a39ac65bc48c8cad4f.zip | |
btrfs: check if the device is flush capable
The block layer call chain from submit_bio will check if the write cache
is enabled for the given queue before submitting the flush. This will
add a code to fail fast if its not.
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
[ updated changelog to reflect current code stat, blkdev_issue_flush is
not used yet ]
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions