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authorgVisor bot <gvisor-bot@google.com>2020-06-10 01:50:13 +0000
committergVisor bot <gvisor-bot@google.com>2020-06-10 01:50:13 +0000
commitbc94fb247aa7868a5a41507ea7a17e1fc79473fe (patch)
tree095b7b53ddea4d4e73c3be78a09908a17b06e90e /pkg/sentry/fsimpl/devpts/master.go
parent3cdc796936d39c0c2173d371f97c084c94f8d2a4 (diff)
parent67565078bbcdd8f797206d996605df8f6658d00a (diff)
Merge release-20200522.0-112-g67565078b (automated)
Diffstat (limited to 'pkg/sentry/fsimpl/devpts/master.go')
-rw-r--r--pkg/sentry/fsimpl/devpts/master.go5
1 files changed, 5 insertions, 0 deletions
diff --git a/pkg/sentry/fsimpl/devpts/master.go b/pkg/sentry/fsimpl/devpts/master.go
index 7a7ce5d81..1d22adbe3 100644
--- a/pkg/sentry/fsimpl/devpts/master.go
+++ b/pkg/sentry/fsimpl/devpts/master.go
@@ -22,6 +22,7 @@ import (
"gvisor.dev/gvisor/pkg/sentry/kernel/auth"
"gvisor.dev/gvisor/pkg/sentry/unimpl"
"gvisor.dev/gvisor/pkg/sentry/vfs"
+ "gvisor.dev/gvisor/pkg/sentry/vfs/lock"
"gvisor.dev/gvisor/pkg/syserror"
"gvisor.dev/gvisor/pkg/usermem"
"gvisor.dev/gvisor/pkg/waiter"
@@ -34,6 +35,8 @@ type masterInode struct {
kernfs.InodeNotDirectory
kernfs.InodeNotSymlink
+ locks lock.FileLocks
+
// Keep a reference to this inode's dentry.
dentry kernfs.Dentry
@@ -55,6 +58,7 @@ func (mi *masterInode) Open(ctx context.Context, rp *vfs.ResolvingPath, vfsd *vf
inode: mi,
t: t,
}
+ fd.LockFD.Init(&mi.locks)
if err := fd.vfsfd.Init(fd, opts.Flags, rp.Mount(), vfsd, &vfs.FileDescriptionOptions{}); err != nil {
mi.DecRef()
return nil, err
@@ -85,6 +89,7 @@ func (mi *masterInode) SetStat(ctx context.Context, vfsfs *vfs.Filesystem, creds
type masterFileDescription struct {
vfsfd vfs.FileDescription
vfs.FileDescriptionDefaultImpl
+ vfs.LockFD
inode *masterInode
t *Terminal