Differential D22009

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

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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.

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Build Status

Buildable 27017

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

sys/

cddl/

contrib/

opensolaris/

uts/

common/

fs/

zfs/

zfs_vfsops.c

1 line

fs/

devfs/

devfs_vfsops.c

3 lines

nullfs/

null_vfsops.c

2 lines

pseudofs/

pseudofs.c

1 line

tmpfs/

tmpfs_vfsops.c

2 lines

kern/

vfs_subr.c

3 lines

sys/

mount.h

1 line

Diff 63213

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sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c

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sys/fs/devfs/devfs_vfsops.c

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sys/fs/nullfs/null_vfsops.c

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sys/fs/pseudofs/pseudofs.c

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sys/fs/tmpfs/tmpfs_vfsops.c

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sys/kern/vfs_subr.c

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vfs: add MNTK_NOMSYNCClosedPublicActions

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Revision ContentsChangeset List

Diff 63213

sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c

sys/fs/devfs/devfs_vfsops.c

sys/fs/nullfs/null_vfsops.c

sys/fs/pseudofs/pseudofs.c

sys/fs/tmpfs/tmpfs_vfsops.c

sys/kern/vfs_subr.c

sys/sys/mount.h

vfs: add MNTK_NOMSYNC
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Revision Contents
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