Page MenuHomeFreeBSD
Differential D53356

fusefs: fix page fault triggered by async notification when unmounted
ClosedPublic
Actions

Authored by asomers on Oct 26 2025, 12:47 AM.
Tags
None
Referenced Files
Unknown Object (File)
Mon, Apr 20, 12:11 PM
Unknown Object (File)
Mon, Apr 20, 12:11 PM
Unknown Object (File)
Thu, Apr 16, 8:17 AM
Unknown Object (File)
Thu, Apr 16, 8:10 AM
Unknown Object (File)
Wed, Apr 15, 2:26 PM
Unknown Object (File)
Sun, Apr 12, 6:28 AM
Unknown Object (File)
Sat, Apr 11, 6:45 PM
Unknown Object (File)
Wed, Apr 8, 2:36 AM
View All 38 Files
Subscribers
imp

Details

Reviewers
emaste
Commits
rG3b8ac7895d7b: fusefs: fix page fault triggered by async notification when unmounted
rGc3f3b96725ef: fusefs: fix page fault triggered by async notification when unmounted
rG25e368c4dad3: fusefs: fix page fault triggered by async notification when unmounted
rG5d42c8813976: fusefs: fix page fault triggered by async notification when unmounted
Summary

A FUSE daemon can send asynchronous notification to the kernel in order
to, for example, invalidate an inode's cache. Fix a page fault that can
happen if the file system isn't yet mounted, or is already unmounted,
when that notification arrives.

PR: 290519
MFC after: 1 week

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Not Applicable
Unit
Tests Not Applicable

Revision Contents
Changeset List

PathSize
sys/
fs/
fuse/
7 lines
tests/
sys/
fs/
fusefs/
4 lines
4 lines
56 lines

Diff 165078

View Options

sys/fs/fuse/fuse_device.c

Loading...
View Options

tests/sys/fs/fusefs/mockfs.hh

Loading...
View Options

tests/sys/fs/fusefs/mockfs.cc

Loading...
View Options

tests/sys/fs/fusefs/notify.cc

Loading...