On 6/19/25 09:31, Shivank Garg wrote: > Export anon_inode_make_secure_inode() to allow KVM guest_memfd to create > anonymous inodes with proper security context. This replaces the current > pattern of calling alloc_anon_inode() followed by > inode_init_security_anon() for creating security context manually. > > This change also fixes a security regression in secretmem where the > S_PRIVATE flag was not cleared after alloc_anon_inode(), causing > LSM/SELinux checks to be bypassed for secretmem file descriptors. > > As guest_memfd currently resides in the KVM module, we need to export this Could we use the new EXPORT_SYMBOL_GPL_FOR_MODULES() thingy to make this explicit for KVM?