Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\tpm.h Create Date:2022-07-28 18:29:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:tpm_pcr_extend

Proto:static inline int tpm_pcr_extend(struct tpm_chip *chip, unsigned int pcr_idx, struct tpm_digest *digests)

Type:int

Parameter:

TypeParameterName
struct tpm_chip *chip
unsigned intpcr_idx
struct tpm_digest *digests
422  Return -ENODEV
Caller
NameDescribe
pcrlockLock a trusted key, by extending a selected PCR.* Prevents a trusted key that is sealed to PCRs from being accessed.* This uses the tpm driver's extend function.
ima_pcr_extendReturn the amount of memory required for serializing the* entire binary_runtime_measurement list, including the ima_kexec_hdr* structure.