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| author | Matthew Wilcox <[email protected]> | 2014-03-27 20:40:35 +0000 |
|---|---|---|
| committer | Christoph Hellwig <[email protected]> | 2014-05-28 16:13:24 +0000 |
| commit | ecc3bc982596cb66bd7f951e2f36503f4841c0c8 (patch) | |
| tree | d2169a160d6dd4ffbdb18748f2b726e50a46f879 /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | mpt2sas: Add free smids to the head, not tail of list (diff) | |
| download | kernel-ecc3bc982596cb66bd7f951e2f36503f4841c0c8.tar.gz kernel-ecc3bc982596cb66bd7f951e2f36503f4841c0c8.zip | |
fusion: Add free msg frames to the head, not tail of list
Reusing a msg frame quickly means it's still cache-hot. This yields
a small but noticable performance improvement in a well-known database
benchmark. This improvement is already present in the mpt3sas driver.
Signed-off-by: Matthew Wilcox <[email protected]>
Reviewed-by: Nicholas Bellinger <[email protected]>
Reviewed-by: Praveen Krishnamoorthy <[email protected]>
Acked-by: Sreekanth Reddy <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions