xref: /linux/security/loadpin/Kconfig (revision 9b091556a073a9f5f93e2ad23d118f45c4796a84)
1*9b091556SKees Cookconfig SECURITY_LOADPIN
2*9b091556SKees Cook	bool "Pin load of kernel files (modules, fw, etc) to one filesystem"
3*9b091556SKees Cook	depends on SECURITY && BLOCK
4*9b091556SKees Cook	help
5*9b091556SKees Cook	  Any files read through the kernel file reading interface
6*9b091556SKees Cook	  (kernel modules, firmware, kexec images, security policy) will
7*9b091556SKees Cook	  be pinned to the first filesystem used for loading. Any files
8*9b091556SKees Cook	  that come from other filesystems will be rejected. This is best
9*9b091556SKees Cook	  used on systems without an initrd that have a root filesystem
10*9b091556SKees Cook	  backed by a read-only device such as dm-verity or a CDROM.
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