From 6a90c88b97481a6d81b05f09d5c8ed7158225dd5 Mon Sep 17 00:00:00 2001 From: Zach Koopmans Date: Wed, 1 Jul 2020 13:13:04 -0700 Subject: Port fallocate to VFS2. PiperOrigin-RevId: 319283715 --- pkg/sentry/socket/hostinet/socket_vfs2.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'pkg/sentry/socket/hostinet') diff --git a/pkg/sentry/socket/hostinet/socket_vfs2.go b/pkg/sentry/socket/hostinet/socket_vfs2.go index ad5f64799..8f192c62f 100644 --- a/pkg/sentry/socket/hostinet/socket_vfs2.go +++ b/pkg/sentry/socket/hostinet/socket_vfs2.go @@ -96,7 +96,12 @@ func (s *socketVFS2) Ioctl(ctx context.Context, uio usermem.IO, args arch.Syscal return ioctl(ctx, s.fd, uio, args) } -// PRead implements vfs.FileDescriptionImpl. +// Allocate implements vfs.FileDescriptionImpl.Allocate. +func (s *socketVFS2) Allocate(ctx context.Context, mode, offset, length uint64) error { + return syserror.ENODEV +} + +// PRead implements vfs.FileDescriptionImpl.PRead. func (s *socketVFS2) PRead(ctx context.Context, dst usermem.IOSequence, offset int64, opts vfs.ReadOptions) (int64, error) { return 0, syserror.ESPIPE } -- cgit v1.2.3