linux-kernel - RE: [PATCH] Performance Improvement in CRC16 Calculations.

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Message-ID: <73795193e598470188953bab268e7af6@AcuMS.aculab.com>
Date:   Mon, 13 Aug 2018 13:50:50 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     David Laight <David.Laight@...LAB.COM>,
        'Jeff Lien' <jeff.lien@....com>,
        "'linux-kernel@...r.kernel.org'" <linux-kernel@...r.kernel.org>,
        "'linux-crypto@...r.kernel.org'" <linux-crypto@...r.kernel.org>,
        "'linux-block@...r.kernel.org'" <linux-block@...r.kernel.org>,
        "'linux-scsi@...r.kernel.org'" <linux-scsi@...r.kernel.org>
CC:     "'herbert@...dor.apana.org.au'" <herbert@...dor.apana.org.au>,
        "'tim.c.chen@...ux.intel.com'" <tim.c.chen@...ux.intel.com>,
        "'martin.petersen@...cle.com'" <martin.petersen@...cle.com>,
        "'david.darrington@....com'" <david.darrington@....com>,
        "'jeff.furlong@....com'" <jeff.furlong@....com>
Subject: RE: [PATCH] Performance Improvement in CRC16 Calculations.

> A more interesting version would be to generate the lookup table
> for a byte followed by 3 zero bytes.
> You could then run four separate register dependency chains using the
> same 256 entry lookup table.

Not sure that works with a table lookup :-(

	David

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