diff options
| author | David Sterba <[email protected]> | 2020-05-29 15:26:07 +0200 |
|---|---|---|
| committer | David Sterba <[email protected]> | 2020-07-27 12:55:22 +0200 |
| commit | a8b3a89074f8677533cdb3843da121d697c1938c (patch) | |
| tree | b211cdd6cdff7c3af52f7e0ef739b69131375514 /tools/perf/scripts/python/flamegraph.py | |
| parent | 74ef00185eb864252156022ff129b01549504175 (diff) | |
btrfs: scrub: remove kmap/kunmap of pages
All pages that scrub uses in the scrub_block::pagev array are allocated
with GFP_KERNEL and never part of any mapping, so kmap is not necessary,
we only need to know the page address.
In scrub_write_page_to_dev_replace we don't even need to call
flush_dcache_page because of the same reason as above.
Signed-off-by: David Sterba <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/flamegraph.py')
0 files changed, 0 insertions, 0 deletions