Messages in this thread | | | From | Miklos Szeredi <> | Date | Tue, 2 Nov 2021 10:25:10 +0100 | Subject | Re: [PATCH bpf-next v3 2/4] libfs: support RENAME_EXCHANGE in simple_rename() |
| |
On Thu, 28 Oct 2021 at 11:48, Lorenz Bauer <lmb@cloudflare.com> wrote: > > Allow atomic exchange via RENAME_EXCHANGE when using simple_rename. > This affects binderfs, ramfs, hubetlbfs and bpffs.
Ramfs and hugetlbfs are generic enough; those seem safe.
Binderfs: I have no idea what this does; binderfs_rename() should probably error out on RENAME_EXCHANGE for now, or an explicit ack from the maintainers.
Bpffs is your baby...
Thanks, Miklos
| |