[stable/linux-6.18.y 1/2] lsm: add backing_file LSM hooks

[Greg KH]

On Mon, Jun 22, 2026 at 11:14:15AM +0800, Cai Xinchen wrote:
> From: Paul Moore <paul at paul-moore.com>
> 
> Mainline declares lsm_backing_file_cache in security/lsm.h.  Linux 6.18.y
> does not have security/lsm_init.c or security/lsm.h; the cache variable
> is defined locally as static struct kmem_cache *lsm_backing_file_cache in
> security/security.c.
> 
> Original commit message:

What is the original git commit id?

ANd put the "changes" down in the signed-off-by area, like other
backports normally do please.

thanks,

greg k-h