Re: [PATCH v12 15/16] arm64: kexec_file: add kernel signature verification support

2018-07-26 Thread James Morse
Hi Akashi, On 24/07/18 07:57, AKASHI Takahiro wrote: > With this patch, kernel verification can be done without IMA security > subsystem enabled. Turn on CONFIG_KEXEC_VERIFY_SIG instead. > > On x86, a signature is embedded into a PE file (Microsoft's format) header > of binary. Since arm64's

[PATCH v12 15/16] arm64: kexec_file: add kernel signature verification support

2018-07-24 Thread AKASHI Takahiro
With this patch, kernel verification can be done without IMA security subsystem enabled. Turn on CONFIG_KEXEC_VERIFY_SIG instead. On x86, a signature is embedded into a PE file (Microsoft's format) header of binary. Since arm64's "Image" can also be seen as a PE file as far as CONFIG_EFI is