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| author | imp <imp@FreeBSD.org> | 2014-07-17 23:05:20 +0000 |
|---|---|---|
| committer | imp <imp@FreeBSD.org> | 2014-07-17 23:05:20 +0000 |
| commit | 0dacc9824c21bb9c0d225442741a55b7e2044fb0 (patch) | |
| tree | b6b26da5bab3168e28f0733669b4bb89262ee9f6 /sys/kern/subr_rman.c | |
| parent | ae99afdd7d20889b1dd6005010e396f4a3342c23 (diff) | |
| download | FreeBSD-src-0dacc9824c21bb9c0d225442741a55b7e2044fb0.zip FreeBSD-src-0dacc9824c21bb9c0d225442741a55b7e2044fb0.tar.gz | |
MFC:
>r267118 | imp | 2014-06-05 11:13:42 -0600 (Thu, 05 Jun 2014) | 9 lines
>The code that combines adjacent ranges for BIO_DELETEs to optimize
>trims to the device assumes the list is sorted. Don't apply the
>optimization of not sorting the queue when we have SSDs to the
>delete_queue, since it causes more discard traffic to the drive. While
>one could argue that the higher levels should coalesce the trims,
>that's not done today, so some optimization at this level is needed.
>CR: https://phabric.freebsd.org/D142
Diffstat (limited to 'sys/kern/subr_rman.c')
0 files changed, 0 insertions, 0 deletions
