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    /*
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    /*
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     * That was it. The FS has been registered.
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     * That was it. The FS has been registered.
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     * In reply to the VFS_REGISTER request, we assign the client file
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     * In reply to the VFS_REGISTER request, we assign the client file
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     * system a global file system handle.
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     * system a global file system handle.
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     */
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     */
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    fs_info->fs_handle = (int) atomic_postinc(&fs_handle_next);
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    fs_info->fs_handle = (fs_handle_t) atomic_postinc(&fs_handle_next);
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    ipc_answer_1(rid, EOK, (ipcarg_t) fs_info->fs_handle);
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    ipc_answer_1(rid, EOK, (ipcarg_t) fs_info->fs_handle);
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    fibril_dec_sercount();
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    fibril_dec_sercount();
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    futex_up(&fs_head_futex);
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    futex_up(&fs_head_futex);
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 * @param handle    File system handle.
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 * @param handle    File system handle.
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 *
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 *
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 * @return      Phone over which a multi-call request can be safely
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 * @return      Phone over which a multi-call request can be safely
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 *          sent. Return 0 if no phone was found.
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 *          sent. Return 0 if no phone was found.
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 */
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 */
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int vfs_grab_phone(int handle)
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int vfs_grab_phone(fs_handle_t handle)
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{
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{
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    /*
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    /*
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     * For now, we don't try to be very clever and very fast.
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     * For now, we don't try to be very clever and very fast.
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     * We simply lookup the phone in the fs_head list. We currently don't
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     * We simply lookup the phone in the fs_head list. We currently don't
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     * open any additional phones (even though that itself would be pretty
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     * open any additional phones (even though that itself would be pretty
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 * @param lock      If true, the function will down and up the
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 * @param lock      If true, the function will down and up the
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 *          fs_head_futex.
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 *          fs_head_futex.
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 *
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 *
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 * @return      File system handle or zero if file system not found.
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 * @return      File system handle or zero if file system not found.
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 */
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 */
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int fs_name_to_handle(char *name, bool lock)
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fs_handle_t fs_name_to_handle(char *name, bool lock)
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{
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{
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    int handle = 0;
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    int handle = 0;
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    if (lock)
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    if (lock)
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        futex_down(&fs_head_futex);
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        futex_down(&fs_head_futex);