linux-kernel - [PATCH 5/5] efi/arm: Retrieve TPM event log at efi

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Message-Id: <20190211143052.3128-6-bsz@semihalf.com>
Date:   Mon, 11 Feb 2019 15:30:52 +0100
From:   bsz@...ihalf.com
To:     linux-efi@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org, peterhuewe@....de,
        jarkko.sakkinen@...ux.intel.com, ard.biesheuvel@...aro.org
Cc:     tweek@...gle.com, mingo@...nel.org, hdegoede@...hat.com,
        leif.lindholm@...aro.org, mw@...ihalf.com,
        Bartosz Szczepanek <bsz@...ihalf.com>
Subject: [PATCH 5/5] efi/arm: Retrieve TPM event log at efi_entry

From: Bartosz Szczepanek <bsz@...ihalf.com>

Add efi_retrieve_tpm2_eventlog() call to ARM efi_entry() function.
There's no reason to assume that TPM2 EFI structures are not available
on ARM architecture.

Signed-off-by: Bartosz Szczepanek <bsz@...ihalf.com>
---
 drivers/firmware/efi/libstub/arm-stub.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/firmware/efi/libstub/arm-stub.c b/drivers/firmware/efi/libstub/arm-stub.c
index eee42d5e25ee..d3af12ec32e4 100644
--- a/drivers/firmware/efi/libstub/arm-stub.c
+++ b/drivers/firmware/efi/libstub/arm-stub.c
@@ -197,6 +197,7 @@ unsigned long efi_entry(void *handle, efi_system_table_t *sys_table,
 
 	/* Ask the firmware to clear memory on unclean shutdown */
 	efi_enable_reset_attack_mitigation(sys_table);
+	efi_retrieve_tpm2_eventlog(sys_table);
 
 	secure_boot = efi_get_secureboot(sys_table);
 
-- 
2.14.4