Re: [PATCH v2 0/3] Fix bugs related to TPM2 event log

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On Wed, Mar 10, 2021 at 05:19:13PM -0500, Stefan Berger wrote:
> This series of patches fixes a couple of issues related to TPM2
> event logs, such as the disappearance of the TPM2 log on QEMU machines
> running with UEFI (my fault) and a kernel fault due to an integer under-
> flow when reading the TPM 2 log multiple times.
> 
> Regards,
>    Stefan
> 
> v1->v2:
>  - Revised patches 1 & 2
> 
> Stefan Berger (3):
>   tpm: efi: Use local variable for calculating final log size
>   tpm: acpi: Check eventlog signature before using it
>   tpm: vtpm_proxy: Avoid reading host log when using a virtual device
> 
>  drivers/char/tpm/eventlog/acpi.c   | 33 +++++++++++++++++++++++++++++-
>  drivers/char/tpm/eventlog/common.c |  3 +++
>  drivers/char/tpm/eventlog/efi.c    | 29 ++++++++++++++++++--------
>  3 files changed, 56 insertions(+), 9 deletions(-)
> 
> -- 
> 2.29.2
> 
> 

b4 seems like remarkably useful tool:

$ b4 am 20210310221916.356716-1-stefanb@xxxxxxxxxxxxx
Looking up https://lore.kernel.org/r/20210310221916.356716-1-stefanb%40linux.ibm.com
Grabbing thread from lore.kernel.org/linux-integrity
Analyzing 4 messages in the thread
---
Writing ./v2_20210310_stefanb_fix_bugs_related_to_tpm2_event_log.mbx
  ✓ [PATCH v2 1/3] tpm: efi: Use local variable for calculating final log size
  ✓ [PATCH v2 2/3] tpm: acpi: Check eventlog signature before using it
  ✓ [PATCH v2 3/3] tpm: vtpm_proxy: Avoid reading host log when using a virtual device
  ---
  ✓ Attestation-by: DKIM/ibm.com (From: stefanb@xxxxxxxxxxxxx)
---
Total patches: 3
---
Cover: ./v2_20210310_stefanb_fix_bugs_related_to_tpm2_event_log.cover
 Link: https://lore.kernel.org/r/20210310221916.356716-1-stefanb@xxxxxxxxxxxxx
 Base: not found (applies clean to current tree)
       git am ./v2_20210310_stefanb_fix_bugs_related_to_tpm2_event_log.mbx

$ git am -3 v2_20210310_stefanb_fix_bugs_related_to_tpm2_event_log.mbx
Applying: tpm: efi: Use local variable for calculating final log size
Applying: tpm: acpi: Check eventlog signature before using it
Applying: tpm: vtpm_proxy: Avoid reading host log when using a virtual device

I also did run checkpatch.pl, no errors.

/Jarkko



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