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| author | gVisor bot <gvisor-bot@google.com> | 2020-02-14 11:11:55 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-02-14 11:12:47 -0800 |
| commit | 4075de11be44372c454aae7f9650cdc814c52229 (patch) | |
| tree | 6c61b83a9cfd07af87446262f917652f58c5205f /pkg/sentry/fsimpl/devtmpfs | |
| parent | b2e86906ea4f7bc43b8d2d3a4735a87eca779b33 (diff) | |
Plumb VFS2 inside the Sentry
- Added fsbridge package with interface that can be used to open
and read from VFS1 and VFS2 files.
- Converted ELF loader to use fsbridge
- Added VFS2 types to FSContext
- Added vfs.MountNamespace to ThreadGroup
Updates #1623
PiperOrigin-RevId: 295183950
Diffstat (limited to 'pkg/sentry/fsimpl/devtmpfs')
| -rw-r--r-- | pkg/sentry/fsimpl/devtmpfs/devtmpfs.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/sentry/fsimpl/devtmpfs/devtmpfs.go b/pkg/sentry/fsimpl/devtmpfs/devtmpfs.go index e03a0c665..abd4f24e7 100644 --- a/pkg/sentry/fsimpl/devtmpfs/devtmpfs.go +++ b/pkg/sentry/fsimpl/devtmpfs/devtmpfs.go @@ -28,6 +28,9 @@ import ( "gvisor.dev/gvisor/pkg/sync" ) +// Name is the default filesystem name. +const Name = "devtmpfs" + // FilesystemType implements vfs.FilesystemType. type FilesystemType struct { initOnce sync.Once @@ -107,6 +110,7 @@ func (a *Accessor) wrapContext(ctx context.Context) *accessorContext { func (ac *accessorContext) Value(key interface{}) interface{} { switch key { case vfs.CtxMountNamespace: + ac.a.mntns.IncRef() return ac.a.mntns case vfs.CtxRoot: ac.a.root.IncRef() |