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-rw-r--r--pkg/sentry/fs/proc/BUILD1
-rw-r--r--pkg/sentry/fs/proc/task.go17
2 files changed, 6 insertions, 12 deletions
diff --git a/pkg/sentry/fs/proc/BUILD b/pkg/sentry/fs/proc/BUILD
index 280093c5e..77c2c5c0e 100644
--- a/pkg/sentry/fs/proc/BUILD
+++ b/pkg/sentry/fs/proc/BUILD
@@ -36,6 +36,7 @@ go_library(
"//pkg/sentry/fs/proc/device",
"//pkg/sentry/fs/proc/seqfile",
"//pkg/sentry/fs/ramfs",
+ "//pkg/sentry/fsbridge",
"//pkg/sentry/inet",
"//pkg/sentry/kernel",
"//pkg/sentry/kernel/auth",
diff --git a/pkg/sentry/fs/proc/task.go b/pkg/sentry/fs/proc/task.go
index ca020e11e..8ab8d8a02 100644
--- a/pkg/sentry/fs/proc/task.go
+++ b/pkg/sentry/fs/proc/task.go
@@ -28,6 +28,7 @@ import (
"gvisor.dev/gvisor/pkg/sentry/fs/proc/device"
"gvisor.dev/gvisor/pkg/sentry/fs/proc/seqfile"
"gvisor.dev/gvisor/pkg/sentry/fs/ramfs"
+ "gvisor.dev/gvisor/pkg/sentry/fsbridge"
"gvisor.dev/gvisor/pkg/sentry/kernel"
"gvisor.dev/gvisor/pkg/sentry/limits"
"gvisor.dev/gvisor/pkg/sentry/mm"
@@ -249,7 +250,7 @@ func newExe(t *kernel.Task, msrc *fs.MountSource) *fs.Inode {
return newProcInode(t, exeSymlink, msrc, fs.Symlink, t)
}
-func (e *exe) executable() (d *fs.Dirent, err error) {
+func (e *exe) executable() (file fsbridge.File, err error) {
e.t.WithMuLocked(func(t *kernel.Task) {
mm := t.MemoryManager()
if mm == nil {
@@ -262,8 +263,8 @@ func (e *exe) executable() (d *fs.Dirent, err error) {
// The MemoryManager may be destroyed, in which case
// MemoryManager.destroy will simply set the executable to nil
// (with locks held).
- d = mm.Executable()
- if d == nil {
+ file = mm.Executable()
+ if file == nil {
err = syserror.ENOENT
}
})
@@ -283,15 +284,7 @@ func (e *exe) Readlink(ctx context.Context, inode *fs.Inode) (string, error) {
}
defer exec.DecRef()
- root := fs.RootFromContext(ctx)
- if root == nil {
- // This doesn't correspond to anything in Linux because the vfs is
- // global there.
- return "", syserror.EINVAL
- }
- defer root.DecRef()
- n, _ := exec.FullName(root)
- return n, nil
+ return exec.PathnameWithDeleted(ctx), nil
}
// namespaceSymlink represents a symlink in the namespacefs, such as the files