Differential D22009

vfs: add MNTK_NOMSYNC
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Authored by mjg on Oct 13 2019, 3:14 PM.

Details

Reviewers

Commits

rS353474: tmpfs: use MNTK_NOMSYNC
rS353473: pseudofs: use MNTK_NOMSYNC
rS353472: nullfs: use MNTK_NOMSYNC
rS353471: devfs: use MNTK_NOMSYNC
rS353470: zfs: use MNTK_NOMSYNC
rS353469: vfs: add MNTK_NOMSYNC

Summary

On many filesystems the traversal is effectively a no-op. Add a way to avoid the overhead.

Filesystem parts will be committed separately.

Diff Detail

Repository

rS FreeBSD src repository - subversion

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Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

mjg created this revision.Oct 13 2019, 3:14 PM

Herald added subscribers: delphij, imp. · View Herald TranscriptOct 13 2019, 3:14 PM

Harbormaster completed remote builds in B27017: Diff 63213.Oct 13 2019, 3:14 PM

kib accepted this revision.Oct 13 2019, 3:21 PM

This revision is now accepted and ready to land.Oct 13 2019, 3:21 PM

Closed by commit rS353469: vfs: add MNTK_NOMSYNC (authored by mjg). · Explain WhyOct 13 2019, 3:40 PM

This revision was automatically updated to reflect the committed changes.

mjg added a commit: rS353469: vfs: add MNTK_NOMSYNC.

mjg added a commit: rS353470: zfs: use MNTK_NOMSYNC.

mjg added a commit: rS353471: devfs: use MNTK_NOMSYNC.

mjg added a commit: rS353472: nullfs: use MNTK_NOMSYNC.

mjg added a commit: rS353473: pseudofs: use MNTK_NOMSYNC.

mjg added a commit: rS353474: tmpfs: use MNTK_NOMSYNC.Oct 13 2019, 3:42 PM

Revision Contents
Changeset List

Path

Size

head/

sys/

kern/

vfs_subr.c

3 lines

sys/

mount.h

1 line

Diff 63215

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head/sys/kern/vfs_subr.c