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[vfs] kernfs: cleanup/refactor.

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PiperOrigin-RevId: 338728070
This commit is contained in:
Ayush Ranjan
2020-10-23 12:59:10 -07:00
committed by gVisor bot
parent 227fd9f1b0
commit 61b379ee19
1 changed files with 7 additions and 5 deletions
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pkg/sentry/fsimpl/kernfs/fd_impl_util.go
+7 -5
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@@ -145,8 +145,12 @@ func (fd *GenericDirectoryFD) filesystem() *vfs.Filesystem {
return fd.vfsfd.VirtualDentry().Mount().Filesystem()
}
func (fd *GenericDirectoryFD) dentry() *Dentry {
return fd.vfsfd.Dentry().Impl().(*Dentry)
}
func (fd *GenericDirectoryFD) inode() Inode {
return fd.vfsfd.VirtualDentry().Dentry().Impl().(*Dentry).inode
return fd.dentry().inode
}
// IterDirents implements vfs.FileDescriptionImpl.IterDirents. IterDirents holds
@@ -176,8 +180,7 @@ func (fd *GenericDirectoryFD) IterDirents(ctx context.Context, cb vfs.IterDirent
// Handle "..".
if fd.off == 1 {
vfsd := fd.vfsfd.VirtualDentry().Dentry()
parentInode := genericParentOrSelf(vfsd.Impl().(*Dentry)).inode
parentInode := genericParentOrSelf(fd.dentry()).inode
stat, err := parentInode.Stat(ctx, fd.filesystem(), opts)
if err != nil {
return err
@@ -265,8 +268,7 @@ func (fd *GenericDirectoryFD) Stat(ctx context.Context, opts vfs.StatOptions) (l
// SetStat implements vfs.FileDescriptionImpl.SetStat.
func (fd *GenericDirectoryFD) SetStat(ctx context.Context, opts vfs.SetStatOptions) error {
creds := auth.CredentialsFromContext(ctx)
inode := fd.vfsfd.VirtualDentry().Dentry().Impl().(*Dentry).inode
return inode.SetStat(ctx, fd.filesystem(), creds, opts)
return fd.inode().SetStat(ctx, fd.filesystem(), creds, opts)
}
// Allocate implements vfs.FileDescriptionImpl.Allocate.