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| author | Jeff Roberson <jeff@FreeBSD.org> | 2019-12-15 21:11:15 +0000 |
|---|---|---|
| committer | Jeff Roberson <jeff@FreeBSD.org> | 2019-12-15 21:11:15 +0000 |
| commit | 61a74c5ccd65d1a00a96779f16eda8c41ff3a426 (patch) | |
| tree | 0325e01f4affe5d9ef25e68fae1a7cbd5d2ebde9 /sys/kern/kern_linker.c | |
| parent | 054802650063bea1cb817ef22a887c3116813ba9 (diff) | |
| download | src-61a74c5ccd65d1a00a96779f16eda8c41ff3a426.tar.gz src-61a74c5ccd65d1a00a96779f16eda8c41ff3a426.zip | |
schedlock 1/4
Eliminate recursion from most thread_lock consumers. Return from
sched_add() without the thread_lock held. This eliminates unnecessary
atomics and lock word loads as well as reducing the hold time for
scheduler locks. This will eventually allow for lockless remote adds.
Discussed with: kib
Reviewed by: jhb
Tested by: pho
Differential Revision: https://reviews.freebsd.org/D22626
Notes
Notes:
svn path=/head/; revision=355779
Diffstat (limited to 'sys/kern/kern_linker.c')
0 files changed, 0 insertions, 0 deletions