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    Subject[PATCH v2 07/30] fuse: export fuse_get_unique()
    Date
    From: Stefan Hajnoczi <stefanha@redhat.com>

    virtio-fs will need unique IDs for FORGET requests from outside
    fs/fuse/dev.c. Make the symbol visible.

    Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
    ---
    fs/fuse/dev.c | 3 ++-
    fs/fuse/fuse_i.h | 5 +++++
    2 files changed, 7 insertions(+), 1 deletion(-)

    diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
    index 40eb827caa10..42fd3b576686 100644
    --- a/fs/fuse/dev.c
    +++ b/fs/fuse/dev.c
    @@ -363,11 +363,12 @@ unsigned fuse_len_args(unsigned numargs, struct fuse_arg *args)
    }
    EXPORT_SYMBOL_GPL(fuse_len_args);

    -static u64 fuse_get_unique(struct fuse_iqueue *fiq)
    +u64 fuse_get_unique(struct fuse_iqueue *fiq)
    {
    fiq->reqctr += FUSE_REQ_ID_STEP;
    return fiq->reqctr;
    }
    +EXPORT_SYMBOL_GPL(fuse_get_unique);

    static unsigned int fuse_req_hash(u64 unique)
    {
    diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
    index 16f238d7f624..38a572ba650d 100644
    --- a/fs/fuse/fuse_i.h
    +++ b/fs/fuse/fuse_i.h
    @@ -1097,4 +1097,9 @@ int fuse_readdir(struct file *file, struct dir_context *ctx);
    */
    unsigned fuse_len_args(unsigned numargs, struct fuse_arg *args);

    +/**
    + * Get the next unique ID for a request
    + */
    +u64 fuse_get_unique(struct fuse_iqueue *fiq);
    +
    #endif /* _FS_FUSE_I_H */
    --
    2.20.1
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