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authorDean Deng <deandeng@google.com>2020-05-05 12:09:39 -0700
committergVisor bot <gvisor-bot@google.com>2020-05-05 12:11:14 -0700
commitfaf89dd31a44b8409b32919d7193834e194ecc56 (patch)
tree67a0cac26ab5661432d3897b56f715a5f310a059 /pkg/sentry/fsimpl/sockfs
parenta6dbf9596de58f1a264c236bf5afb8dfcfe78174 (diff)
Update vfs2 socket TODOs.
Three updates: - Mark all vfs2 socket syscalls as supported. - Use the same dev number and ino number generator for all types of sockets, unlike in VFS1. - Do not use host fd for hostinet metadata. Fixes #1476, #1478, #1484, 1485, #2017. PiperOrigin-RevId: 309994579
Diffstat (limited to 'pkg/sentry/fsimpl/sockfs')
-rw-r--r--pkg/sentry/fsimpl/sockfs/sockfs.go9
1 files changed, 1 insertions, 8 deletions
diff --git a/pkg/sentry/fsimpl/sockfs/sockfs.go b/pkg/sentry/fsimpl/sockfs/sockfs.go
index 3f085d3ca..239a9f4b4 100644
--- a/pkg/sentry/fsimpl/sockfs/sockfs.go
+++ b/pkg/sentry/fsimpl/sockfs/sockfs.go
@@ -53,9 +53,7 @@ func NewFilesystem(vfsObj *vfs.VirtualFilesystem) *vfs.Filesystem {
// inode implements kernfs.Inode.
//
-// TODO(gvisor.dev/issue/1476): Add device numbers to this inode (which are
-// not included in InodeAttrs) to store the numbers of the appropriate
-// socket device. Override InodeAttrs.Stat() accordingly.
+// TODO(gvisor.dev/issue/1193): Device numbers.
type inode struct {
kernfs.InodeNotDirectory
kernfs.InodeNotSymlink
@@ -69,11 +67,6 @@ func (i *inode) Open(ctx context.Context, rp *vfs.ResolvingPath, vfsd *vfs.Dentr
}
// NewDentry constructs and returns a sockfs dentry.
-//
-// TODO(gvisor.dev/issue/1476): Currently, we are using
-// sockfs.filesystem.NextIno() to get inode numbers. We should use
-// device-specific numbers, so that we are not using the same generator for
-// netstack, unix, etc.
func NewDentry(creds *auth.Credentials, ino uint64) *vfs.Dentry {
// File mode matches net/socket.c:sock_alloc.
filemode := linux.FileMode(linux.S_IFSOCK | 0600)