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Thu, 01 Jun 2023 18:16:58 -0700 (PDT) Message-ID: <64672c51-498a-2a0c-4d4e-caca145fa744@redhat.com> Date: Fri, 2 Jun 2023 09:16:51 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH v2 01/13] fs: export mnt_idmap_get/mnt_idmap_put Content-Language: en-US To: Alexander Mikhalitsyn Cc: brauner@kernel.org, stgraber@ubuntu.com, linux-fsdevel@vger.kernel.org, Ilya Dryomov , Jeff Layton , Alexander Viro , Seth Forshee , ceph-devel@vger.kernel.org, linux-kernel@vger.kernel.org References: <20230524153316.476973-1-aleksandr.mikhalitsyn@canonical.com> <20230524153316.476973-2-aleksandr.mikhalitsyn@canonical.com> From: Xiubo Li In-Reply-To: <20230524153316.476973-2-aleksandr.mikhalitsyn@canonical.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 > --- > 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