Re: [PATCH bpf-next 2/4] bpf: Implement bpf_local_storage for inodes

From: Christoph Hellwig
Date: Wed May 27 2020 - 01:08:32 EST


On Tue, May 26, 2020 at 06:33:34PM +0200, KP Singh wrote:
> From: KP Singh <kpsingh@xxxxxxxxxx>
>
> Similar to bpf_local_storage for sockets, add local storage for inodes.
> The life-cycle of storage is managed with the life-cycle of the inode.
> i.e. the storage is destroyed along with the owning inode.
>
> Since, the intention is to use this in LSM programs, the destruction is
> done after security_inode_free in __destroy_inode.

NAK onbloating the inode structure. Please find an out of line way
to store your information.