From: Markku Savela <msa@moth.iki.fi>
To: linux-integrity@vger.kernel.org
Subject: Re: IMA fails to see TPM chip (rpi3, linaro optee)
Date: Mon, 18 Feb 2019 12:13:36 +0200 [thread overview]
Message-ID: <b9da5231-10b8-0d88-3d90-edfc6fb7b9de@moth.iki.fi> (raw)
In-Reply-To: <9cd0d399-2b11-779c-f767-660ea61721d9@moth.iki.fi>
On 18/02/2019 11:36, Markku Savela wrote:
> https://www.spinics.net/lists/linux-integrity/msg01018.html
>
> e.g., spi is not intialized early enough
>
> [ 4.007959] ima: No TPM chip found, activating TPM-bypass! (rc=-19)
> [ 5.240738] tpm_tis_spi spi0.1: 2.0 TPM (device-id 0x1B, rev-id 22)
Oh, and I already have the self test disabled (in above), no effect...
diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c
index 44a3d1623..7e61fc243 100644
--- a/drivers/char/tpm/tpm2-cmd.c
+++ b/drivers/char/tpm/tpm2-cmd.c
@@ -890,7 +890,7 @@ static int tpm2_do_selftest(struct tpm_chip *chip)
loops = jiffies_to_msecs(duration) / delay_msec;
- rc = tpm2_start_selftest(chip, true);
+ rc = tpm2_start_selftest(chip, false);
if (rc)
return rc;
next prev parent reply other threads:[~2019-02-18 10:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-18 9:36 IMA fails to see TPM chip (rpi3, linaro optee) Markku Savela
2019-02-18 10:13 ` Markku Savela [this message]
2019-02-20 8:14 ` Markku Savela
2019-02-21 9:08 ` Markku Savela
2019-02-21 12:49 ` Mimi Zohar
2019-02-21 13:17 ` Markku Savela
2019-02-21 13:23 ` Markku Savela
2019-02-26 8:12 ` Markku Savela
2019-02-26 12:14 ` Mimi Zohar
2019-02-26 12:38 ` Ard Biesheuvel
2019-02-26 14:04 ` Mimi Zohar
2019-02-26 18:09 ` Jarkko Sakkinen
2019-02-26 19:05 ` Mimi Zohar
2019-03-07 17:15 ` James Bottomley
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