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| author |   Christoph Hellwig <hch@lst.de> | 2018-06-01 09:03:06 -0700 |
|---|---|---|
| committer |   Darrick J. Wong <darrick.wong@oracle.com> | 2018-06-01 18:37:32 -0700 |
| commit | b3751e6ab45a3b92da1e4acd42ada7b6a4122f2b (patch) | |
| tree | 89da8a8cbe40bb7258ec11861e3b4f18db026537 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | mm: return an unsigned int from __do_page_cache_readahead (diff) | |
| download | wireguard-linux-b3751e6ab45a3b92da1e4acd42ada7b6a4122f2b.tar.xz wireguard-linux-b3751e6ab45a3b92da1e4acd42ada7b6a4122f2b.zip | |
mm: split ->readpages calls to avoid non-contiguous pages lists
That way file systems don't have to go spotting for non-contiguous pages
and work around them. It also kicks off I/O earlier, allowing it to
finish earlier and reduce latency.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions