From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Nayna Jain <nayna@linux.vnet.ibm.com>
Cc: Alexander.Steffen@infineon.com, linux-integrity@vger.kernel.org,
zohar@linux.vnet.ibm.com, linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org, peterhuewe@gmx.de,
tpmdd@selhorst.net, patrickc@us.ibm.com
Subject: Re: [PATCH v4 2/4] tpm: ignore burstcount to improve tpm_tis send() performance
Date: Sun, 26 Nov 2017 17:22:18 +0200 [thread overview]
Message-ID: <20171126152218.c5fsr7uhs3ipwwha@linux.intel.com> (raw)
In-Reply-To: <20171123144742.GC8862@swastik>
On Thu, Nov 23, 2017 at 08:17:42PM +0530, Nayna Jain wrote:
> Yeah, you are right, the first version of this patch sent all the
> bytes together, but after hearing ddwg inputs, i.e. "The last byte was
> introduced for error checking purposes (history).", I reverted back to
> original to be safe.
What does that mean ie error checking purposes?
> It seems that the last byte was sent from the beginning (27084ef
> [PATCH] tpm: driver for next generation TPM chips,), does anyone
> remember the reason ?
Sent from the beginning?
/Jarkko
WARNING: multiple messages have this Message-ID (diff)
From: jarkko.sakkinen@linux.intel.com (Jarkko Sakkinen)
To: linux-security-module@vger.kernel.org
Subject: [PATCH v4 2/4] tpm: ignore burstcount to improve tpm_tis send() performance
Date: Sun, 26 Nov 2017 17:22:18 +0200 [thread overview]
Message-ID: <20171126152218.c5fsr7uhs3ipwwha@linux.intel.com> (raw)
In-Reply-To: <20171123144742.GC8862@swastik>
On Thu, Nov 23, 2017 at 08:17:42PM +0530, Nayna Jain wrote:
> Yeah, you are right, the first version of this patch sent all the
> bytes together, but after hearing ddwg inputs, i.e. "The last byte was
> introduced for error checking purposes (history).", I reverted back to
> original to be safe.
What does that mean ie error checking purposes?
> It seems that the last byte was sent from the beginning (27084ef
> [PATCH] tpm: driver for next generation TPM chips,), does anyone
> remember the reason ?
Sent from the beginning?
/Jarkko
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next prev parent reply other threads:[~2017-11-26 15:22 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-17 20:32 [PATCH v4 0/4] additional TPM performance improvements Nayna Jain
2017-10-17 20:32 ` Nayna Jain
2017-10-17 20:32 ` [PATCH v4 1/4] tpm: move wait_for_tpm_stat() to respective driver files Nayna Jain
2017-10-17 20:32 ` Nayna Jain
2017-10-19 14:21 ` Jarkko Sakkinen
2017-10-19 14:21 ` Jarkko Sakkinen
2017-10-19 17:00 ` Alexander.Steffen
2017-10-19 17:00 ` Alexander.Steffen at infineon.com
2017-10-20 8:56 ` Jarkko Sakkinen
2017-10-20 8:56 ` Jarkko Sakkinen
2017-10-23 13:32 ` Nayna Jain
2017-10-23 13:32 ` Nayna Jain
2017-10-23 13:32 ` Nayna Jain
2017-10-24 13:45 ` Jarkko Sakkinen
2017-10-24 13:45 ` Jarkko Sakkinen
2017-10-17 20:32 ` [PATCH v4 2/4] tpm: ignore burstcount to improve tpm_tis send() performance Nayna Jain
2017-10-17 20:32 ` Nayna Jain
2017-10-18 15:25 ` Jarkko Sakkinen
2017-10-18 15:25 ` Jarkko Sakkinen
2017-10-19 14:23 ` Jarkko Sakkinen
2017-10-19 14:23 ` Jarkko Sakkinen
2017-10-20 14:42 ` Alexander.Steffen
2017-10-20 14:42 ` Alexander.Steffen at infineon.com
2017-10-20 18:02 ` Ken Goldman
2017-10-20 18:02 ` Ken Goldman
2017-10-23 2:57 ` Jarkko Sakkinen
2017-10-23 2:57 ` Jarkko Sakkinen
2017-11-07 18:29 ` Nayna Jain
2017-11-07 18:29 ` Nayna Jain
2017-11-07 18:29 ` Nayna Jain
2017-11-08 11:32 ` Alexander.Steffen
2017-11-08 11:32 ` Alexander.Steffen at infineon.com
2017-11-16 14:34 ` Alexander.Steffen
2017-11-16 14:34 ` Alexander.Steffen at infineon.com
2017-11-22 6:52 ` Alexander.Steffen
2017-11-22 6:52 ` Alexander.Steffen at infineon.com
2017-11-23 14:47 ` Nayna Jain
2017-11-23 14:47 ` Nayna Jain
2017-11-23 16:19 ` Alexander.Steffen
2017-11-23 16:19 ` Alexander.Steffen at infineon.com
2017-11-26 15:22 ` Jarkko Sakkinen [this message]
2017-11-26 15:22 ` Jarkko Sakkinen
2017-11-26 16:37 ` Mimi Zohar
2017-11-26 16:37 ` Mimi Zohar
2017-11-27 7:08 ` Leendert van Doorn
2017-11-27 7:08 ` Leendert van Doorn
2017-11-27 7:08 ` Leendert van Doorn
2017-11-27 13:22 ` Mimi Zohar
2017-11-27 13:22 ` Mimi Zohar
2017-11-27 13:22 ` Mimi Zohar
2017-11-28 20:19 ` Jarkko Sakkinen
2017-11-28 20:19 ` Jarkko Sakkinen
2017-11-28 20:19 ` Jarkko Sakkinen
2017-10-17 20:32 ` [PATCH v4 3/4] tpm: reduce tpm polling delay in tpm_tis_core Nayna Jain
2017-10-17 20:32 ` Nayna Jain
2017-10-18 15:24 ` Jarkko Sakkinen
2017-10-18 15:24 ` Jarkko Sakkinen
2017-10-19 14:22 ` Jarkko Sakkinen
2017-10-19 14:22 ` Jarkko Sakkinen
2017-10-17 20:32 ` [PATCH v4 4/4] tpm: use tpm_msleep() value as max delay Nayna Jain
2017-10-17 20:32 ` Nayna Jain
2017-10-19 14:22 ` Jarkko Sakkinen
2017-10-19 14:22 ` Jarkko Sakkinen
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