Could I get the user space fd according to my struct filp?

[Grissiom <chaos.proton@xxxxxxxxx>]

Hi all,

If I have done `fd_install(fd, filp)`, could I retrieve the fd with the filp? I think I could iterate over the fdtable but is there any API to do that in a more reliable way?

--
Cheers,
Grissiom

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