From: "Jarkko Sakkinen" <jarkko@kernel.org>
To: "Jonathan McDowell" <noodles@earth.li>
Cc: "Michal Suchánek" <msuchanek@suse.de>, linux-integrity@vger.kernel.org
Subject: Re: TPM operation times out (very rarely)
Date: Mon, 10 Feb 2025 19:32:53 +0200 [thread overview]
Message-ID: <D7OY20MS7TAI.3N7Z569U7SH0N@kernel.org> (raw)
In-Reply-To: <Z6om1DIcDW3b0fAh@earth.li>
On Mon Feb 10, 2025 at 6:18 PM EET, Jonathan McDowell wrote:
> Who then handles the ERESTARTSYS though? Part of the issues we've seen
> is the failure happens in a context save or load, which is all within
> the kernel rather than directly under the control of userspace. I'm
> guessing the HMAC changes are likely to hit similar problems. I think
> some level of timeout improvement in tpm_transmit is appropriate, if we
> can work out what it should be.
Right I get what you mean, not all transmits initiate from syscalls
And obviously this can happen without hmac too with tpmrm0.
Hmm... so I'm open for a patch that radically simplifies the state
change timeouts, i.e. sort of part of that old patch.
BR, Jarkko
next prev parent reply other threads:[~2025-02-10 17:32 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-29 15:27 TPM operation times out (very rarely) Michal Suchánek
2025-01-29 16:02 ` Jonathan McDowell
2025-01-29 16:20 ` Michal Suchánek
2025-01-29 17:14 ` Jonathan McDowell
2025-01-29 17:25 ` Michal Suchánek
2025-01-30 23:31 ` Jarkko Sakkinen
2025-01-31 8:35 ` Michal Suchánek
2025-01-31 10:25 ` Jarkko Sakkinen
2025-01-31 13:02 ` Michal Suchánek
2025-01-31 17:12 ` Jarkko Sakkinen
2025-01-31 17:28 ` Michal Suchánek
2025-01-31 19:31 ` Jarkko Sakkinen
2025-02-05 13:26 ` Michal Suchánek
2025-02-05 13:45 ` Michal Suchánek
2025-02-05 14:29 ` Jonathan McDowell
2025-02-05 15:29 ` Michal Suchánek
2025-02-06 20:35 ` Jarkko Sakkinen
2025-02-07 9:26 ` Jonathan McDowell
2025-02-07 9:40 ` Michal Suchánek
2025-02-07 9:47 ` Jonathan McDowell
2025-02-07 9:58 ` Michal Suchánek
2025-02-10 16:13 ` Jonathan McDowell
2025-02-10 17:30 ` Jarkko Sakkinen
2025-02-08 20:29 ` Jarkko Sakkinen
2025-02-10 16:18 ` Jonathan McDowell
2025-02-10 17:32 ` Jarkko Sakkinen [this message]
2025-02-24 13:04 ` Michal Suchánek
2025-03-01 2:13 ` Jarkko Sakkinen
2025-03-05 12:20 ` Michal Suchánek
2025-03-06 22:29 ` Jarkko Sakkinen
2025-03-27 12:57 ` Michal Suchánek
2025-03-27 13:15 ` Jarkko Sakkinen
2025-02-19 22:29 ` Jonathan McDowell
2025-02-20 8:42 ` Michal Suchánek
2025-02-21 12:44 ` Jonathan McDowell
2025-02-24 12:21 ` Michal Suchánek
2025-02-24 12:56 ` Michal Suchánek
2025-03-01 2:03 ` Jarkko Sakkinen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=D7OY20MS7TAI.3N7Z569U7SH0N@kernel.org \
--to=jarkko@kernel.org \
--cc=linux-integrity@vger.kernel.org \
--cc=msuchanek@suse.de \
--cc=noodles@earth.li \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).