From: Borislav Petkov <[email protected]> Make it much simpler without losing the gist of what it says.
Signed-off-by: Borislav Petkov <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: Andrew Morton <[email protected]> Cc: Vivek Goyal <[email protected]> --- arch/x86/Kconfig | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 8f829ffb9003..8db84b0e5bbd 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1775,14 +1775,11 @@ config KEXEC_VERIFY_SIG depends on KEXEC_FILE ---help--- This option makes kernel signature verification mandatory for - kexec_file_load() syscall. If kernel is signature can not be - verified, kexec_file_load() will fail. - - This option enforces signature verification at generic level. - One needs to enable signature verification for type of kernel - image being loaded to make sure it works. For example, enable - bzImage signature verification option to be able to load and - verify signatures of bzImage. Otherwise kernel loading will fail. + the kexec_file_load() syscall. + + In addition to that option, you need to enable signature + verification for the corresponding kernel image type being + loaded in order for this to work. config KEXEC_BZIMAGE_VERIFY_SIG bool "Enable bzImage signature verification support" -- 2.2.0.33.gc18b867 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
