diff options
| author | Paul Dagnelie <[email protected]> | 2017-05-25 11:32:40 -0700 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2018-06-06 09:35:59 -0700 |
| commit | 37fb3e431845b934df9771d7bcca5fbef79f4c1e (patch) | |
| tree | 352e34819910486a9a5ff9cb8870f4256c90afff /include/sys/zfs_context.h | |
| parent | f0ed6c744872ec6dc4838947ffc597f4d141864a (diff) | |
OpenZFS 8484 - Implement aggregate sum and use for arc counters
In pursuit of improving performance on multi-core systems, we should
implements fanned out counters and use them to improve the performance of
some of the arc statistics. These stats are updated extremely frequently,
and can consume a significant amount of CPU time.
Authored by: Paul Dagnelie <[email protected]>
Reviewed by: Pavel Zakharov <[email protected]>
Reviewed by: Matthew Ahrens <[email protected]>
Approved by: Dan McDonald <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Ported-by: Paul Dagnelie <[email protected]>
OpenZFS-issue: https://www.illumos.org/issues/8484
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/7028a8b92b7
Issue #3752
Closes #7462
Diffstat (limited to 'include/sys/zfs_context.h')
| -rw-r--r-- | include/sys/zfs_context.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sys/zfs_context.h b/include/sys/zfs_context.h index 6ac16dc1e..31a72ba70 100644 --- a/include/sys/zfs_context.h +++ b/include/sys/zfs_context.h @@ -750,5 +750,7 @@ extern fstrans_cookie_t spl_fstrans_mark(void); extern void spl_fstrans_unmark(fstrans_cookie_t); extern int __spl_pf_fstrans_check(void); +#define ____cacheline_aligned + #endif /* _KERNEL */ #endif /* _SYS_ZFS_CONTEXT_H */ |