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    SubjectRe: [RFC PATCH V6 1/7] ovl: setup overlayfs' private bdi
    On Mon 22-11-21 11:00:32, Chengguang Xu wrote:
    > From: Chengguang Xu <charliecgxu@tencent.com>
    >
    > Setup overlayfs' private bdi so that we can collect
    > overlayfs' own dirty inodes.
    >
    > Signed-off-by: Chengguang Xu <charliecgxu@tencent.com>

    Looks good. Feel free to add:

    Reviewed-by: Jan Kara <jack@suse.cz>

    Honza

    > ---
    > fs/overlayfs/super.c | 4 ++++
    > 1 file changed, 4 insertions(+)
    >
    > diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
    > index 265181c110ae..18a12088a37b 100644
    > --- a/fs/overlayfs/super.c
    > +++ b/fs/overlayfs/super.c
    > @@ -1984,6 +1984,10 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
    > if (!ofs)
    > goto out;
    >
    > + err = super_setup_bdi(sb);
    > + if (err)
    > + goto out_err;
    > +
    > err = -ENOMEM;
    > ofs->creator_cred = cred = prepare_creds();
    > if (!cred)
    > --
    > 2.27.0
    >
    >
    --
    Jan Kara <jack@suse.com>
    SUSE Labs, CR

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