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| author | Rahat Mahmood <rahat@google.com> | 2020-08-28 14:29:16 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-08-28 14:31:11 -0700 |
| commit | b4820e598681c61fbf0e8a7f4d3436d2599ce53c (patch) | |
| tree | 9e7c5770ba0edba0ae77f35300803c13d6914970 /pkg/sentry/fsimpl/sockfs/sockfs.go | |
| parent | bdd5996a73b14d6f6600ab7aa00cdaed459cab16 (diff) | |
Implement StatFS for various VFS2 filesystems.
This mainly involved enabling kernfs' client filesystems to provide a
StatFS implementation.
Fixes #3411, #3515.
PiperOrigin-RevId: 329009864
Diffstat (limited to 'pkg/sentry/fsimpl/sockfs/sockfs.go')
| -rw-r--r-- | pkg/sentry/fsimpl/sockfs/sockfs.go | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/pkg/sentry/fsimpl/sockfs/sockfs.go b/pkg/sentry/fsimpl/sockfs/sockfs.go index c61818ff6..94a998568 100644 --- a/pkg/sentry/fsimpl/sockfs/sockfs.go +++ b/pkg/sentry/fsimpl/sockfs/sockfs.go @@ -81,10 +81,10 @@ func (fs *filesystem) PrependPath(ctx context.Context, vfsroot, vd vfs.VirtualDe // inode implements kernfs.Inode. type inode struct { - kernfs.InodeNotDirectory - kernfs.InodeNotSymlink kernfs.InodeAttrs kernfs.InodeNoopRefCount + kernfs.InodeNotDirectory + kernfs.InodeNotSymlink } // Open implements kernfs.Inode.Open. @@ -92,6 +92,11 @@ func (i *inode) Open(ctx context.Context, rp *vfs.ResolvingPath, vfsd *vfs.Dentr return nil, syserror.ENXIO } +// StatFS implements kernfs.Inode.StatFS. +func (i *inode) StatFS(ctx context.Context, fs *vfs.Filesystem) (linux.Statfs, error) { + return vfs.GenericStatFS(linux.SOCKFS_MAGIC), nil +} + // NewDentry constructs and returns a sockfs dentry. // // Preconditions: mnt.Filesystem() must have been returned by NewFilesystem(). |