From: Pengyu Ma <mapengyu@gmail.com>
To: Jarkko Sakkinen <jarkko@kernel.org>
Cc: linux-integrity@vger.kernel.org,
James.Bottomley@hansenpartnership.com, roberto.sassu@huawei.com,
Mimi Zohar <zohar@linux.ibm.com>,
David Howells <dhowells@redhat.com>,
Paul Moore <paul@paul-moore.com>,
James Morris <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
keyrings@vger.kernel.org, linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 0/7] Lazy flush for the auth session
Date: Wed, 18 Sep 2024 14:47:45 +0800 [thread overview]
Message-ID: <CALSz7m0EvuDmRQHCbmwA=ED-bt7x8mhCS=X69f+yx60SYq7VgA@mail.gmail.com> (raw)
In-Reply-To: <20240917154444.702370-1-jarkko@kernel.org>
Hi Jarkko,
After applied this patchset, the boot time become 8.9 secondes, it's
more reasonable.
But this patchset can't be clean applied to upstream 6.11 kernel.
looks like file tpm2-sessions.c is changed in your code base.
Tested-by: Pengyu Ma <mapengyu@gmail.com>
Thanks,
Pengyu
On Tue, Sep 17, 2024 at 11:44 PM Jarkko Sakkinen <jarkko@kernel.org> wrote:
>
> For the sake of:
> https://bugzilla.kernel.org/show_bug.cgi?id=219229
>
> v2:
> https://lore.kernel.org/linux-integrity/20240916110714.1396407-1-jarkko@kernel.org/
> v1:
> https://lore.kernel.org/linux-integrity/20240915180448.2030115-1-jarkko@kernel.org/
>
> Jarkko Sakkinen (7):
> tpm: Remove the top-level documentation tpm2-sessions.c
> tpm: Return on tpm2_create_null_primary() failure
> tpm: Return on tpm2_create_primary() failure in tpm2_load_null()
> tpm: flush the null key only when /dev/tpm0 is accessed
> tpm: Allocate chip->auth in tpm2_start_auth_session()
> tpm: flush the auth session only when /dev/tpm0 is open
> tpm: open code tpm2_create_null_primary()
>
> drivers/char/tpm/tpm-chip.c | 14 +++
> drivers/char/tpm/tpm-dev-common.c | 8 ++
> drivers/char/tpm/tpm-interface.c | 10 +-
> drivers/char/tpm/tpm2-cmd.c | 3 +
> drivers/char/tpm/tpm2-sessions.c | 196 +++++++++++-------------------
> include/linux/tpm.h | 2 +
> 6 files changed, 109 insertions(+), 124 deletions(-)
>
> --
> 2.46.0
>
next prev parent reply other threads:[~2024-09-18 6:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-17 15:44 [PATCH v3 0/7] Lazy flush for the auth session Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 1/7] tpm: Remove the top-level documentation tpm2-sessions.c Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 2/7] tpm: Return on tpm2_create_null_primary() failure Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 3/7] tpm: Return on tpm2_create_primary() failure in tpm2_load_null() Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 4/7] tpm: flush the null key only when /dev/tpm0 is accessed Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 5/7] tpm: Allocate chip->auth in tpm2_start_auth_session() Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 6/7] tpm: flush the auth session only when /dev/tpm0 is open Jarkko Sakkinen
2024-09-17 15:44 ` [PATCH v3 7/7] tpm: open code tpm2_create_null_primary() Jarkko Sakkinen
2024-09-18 6:47 ` Pengyu Ma [this message]
2024-09-18 20:38 ` [PATCH v3 0/7] Lazy flush for the auth session Jarkko Sakkinen
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