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SubjectRe: [PATCH v2 01/13] fs: export mnt_idmap_get/mnt_idmap_put
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On 5/24/23 23:33, Alexander Mikhalitsyn wrote:
> These helpers are required to support idmapped mounts in the Cephfs.
>
> Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
> ---
> fs/mnt_idmapping.c | 2 ++
> include/linux/mnt_idmapping.h | 3 +++
> 2 files changed, 5 insertions(+)
>
> diff --git a/fs/mnt_idmapping.c b/fs/mnt_idmapping.c
> index 4905665c47d0..5a579e809bcf 100644
> --- a/fs/mnt_idmapping.c
> +++ b/fs/mnt_idmapping.c
> @@ -256,6 +256,7 @@ struct mnt_idmap *mnt_idmap_get(struct mnt_idmap *idmap)
>
> return idmap;
> }
> +EXPORT_SYMBOL(mnt_idmap_get);
>
> /**
> * mnt_idmap_put - put a reference to an idmapping
> @@ -271,3 +272,4 @@ void mnt_idmap_put(struct mnt_idmap *idmap)
> kfree(idmap);
> }
> }
> +EXPORT_SYMBOL(mnt_idmap_put);
> diff --git a/include/linux/mnt_idmapping.h b/include/linux/mnt_idmapping.h
> index 057c89867aa2..b8da2db4ecd2 100644
> --- a/include/linux/mnt_idmapping.h
> +++ b/include/linux/mnt_idmapping.h
> @@ -115,6 +115,9 @@ static inline bool vfsgid_eq_kgid(vfsgid_t vfsgid, kgid_t kgid)
>
> int vfsgid_in_group_p(vfsgid_t vfsgid);
>
> +struct mnt_idmap *mnt_idmap_get(struct mnt_idmap *idmap);
> +void mnt_idmap_put(struct mnt_idmap *idmap);
> +
> vfsuid_t make_vfsuid(struct mnt_idmap *idmap,
> struct user_namespace *fs_userns, kuid_t kuid);
>

Hi Alexander,

This needs the "fs/mnt_idmapping.c" maintainer's ack.

Thanks

- Xiubo

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