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| author |   Jens Axboe <axboe@kernel.dk> | 2021-03-08 11:40:23 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-08-23 13:44:55 -0600 |
| commit | 394918ebb889f99d89db6843bcc93279b2b745f9 (patch) | |
| tree | fdceeeefee346bd281fd73a52d8cb615fa0034c4 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | block: clear BIO_PERCPU_CACHE flag if polling isn't supported (diff) | |
| download | wireguard-linux-394918ebb889f99d89db6843bcc93279b2b745f9.tar.xz wireguard-linux-394918ebb889f99d89db6843bcc93279b2b745f9.zip | |
io_uring: enable use of bio alloc cache
Mark polled IO as being safe for dipping into the bio allocation
cache, in case the targeted bio_set has it enabled.
This brings an IOPOLL gen2 Optane QD=128 workload from ~3.2M IOPS to
~3.5M IOPS.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions