From mboxrd@z Thu Jan 1 00:00:00 1970 From: matt@codeblueprint.co.uk (Matt Fleming) Date: Thu, 21 Jan 2016 15:42:34 +0000 Subject: [PATCH v3 18/21] efi: stub: implement efi_get_random_bytes() based on EFI_RNG_PROTOCOL In-Reply-To: <1452518355-4606-20-git-send-email-ard.biesheuvel@linaro.org> References: <1452518355-4606-1-git-send-email-ard.biesheuvel@linaro.org> <1452518355-4606-20-git-send-email-ard.biesheuvel@linaro.org> Message-ID: <20160121154234.GE2510@codeblueprint.co.uk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, 11 Jan, at 02:19:12PM, Ard Biesheuvel wrote: > This exposes the firmware's implementation of EFI_RNG_PROTOCOL via a new > function efi_get_random_bytes(). > > Signed-off-by: Ard Biesheuvel > --- > drivers/firmware/efi/libstub/Makefile | 2 +- > drivers/firmware/efi/libstub/efistub.h | 3 ++ > drivers/firmware/efi/libstub/random.c | 35 ++++++++++++++++++++ > include/linux/efi.h | 5 ++- > 4 files changed, 43 insertions(+), 2 deletions(-) [...] > @@ -0,0 +1,35 @@ > +/* > + * Copyright (C) 2016 Linaro Ltd; > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License version 2 as > + * published by the Free Software Foundation. > + * > + */ > + > +#include > +#include > + > +#include "efistub.h" > + > +struct efi_rng_protocol_t { > + efi_status_t (*get_info)(struct efi_rng_protocol_t *, > + unsigned long *, efi_guid_t *); > + efi_status_t (*get_rng)(struct efi_rng_protocol_t *, > + efi_guid_t *, unsigned long, u8 *out); > +}; This is not the usual naming convention for EFI structs, it should either be 'struct efi_rng_protocol' or 'efi_rng_protocol_t'. But apart from that, this patch looks fine. Reviewed-by: Matt Fleming