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author | 2017-04-05 19:21:12 +0200 | |
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committer | 2017-04-08 11:25:38 -0600 | |
commit | e4b878371b85ddcd3e00eb68fa45e61793c37af0 (patch) | |
tree | 973d561198d920205e9ab694c7e6805cc95ea0aa /tools/perf/scripts/python/call-graph-from-postgresql.py | |
parent | block_dev: use blkdev_issue_zerout for hole punches (diff) | |
download | linux-dev-e4b878371b85ddcd3e00eb68fa45e61793c37af0.tar.xz linux-dev-e4b878371b85ddcd3e00eb68fa45e61793c37af0.zip |
sd: implement unmapping Write Zeroes
Try to use a write same with unmap bit variant if the device supports it
and the caller allows for it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions