linux-kernel - RE: RE: [EXT] Re: [PATCH] crypto: caam - adjust RNG timing to support more devices

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Message-ID: <DU0PR04MB95637DD95D05179F36AFAF958E10A@DU0PR04MB9563.eurprd04.prod.outlook.com>
Date:   Fri, 11 Aug 2023 12:58:01 +0000
From:   Meenakshi Aggarwal <meenakshi.aggarwal@....com>
To:     Meenakshi Aggarwal <meenakshi.aggarwal@....com>,
        Linux regressions mailing list <regressions@...ts.linux.dev>,
        Gaurav Jain <gaurav.jain@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>
CC:     Bastian Krause <bst@...gutronix.de>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Dan Douglass <dan.douglass@....com>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        Horia Geanta <horia.geanta@....com>,
        Varun Sethi <V.Sethi@....com>,
        Pankaj Gupta <pankaj.gupta@....com>
Subject: RE: RE: [EXT] Re: [PATCH] crypto: caam - adjust RNG timing to support
 more devices

Hi,

We discussed about it and lets revert the patch for now, as the tag is to be applied this weekend.

Thanks,
Meenakshi

> -----Original Message-----
> From: Meenakshi Aggarwal <meenakshi.aggarwal@....com>
> Sent: Friday, August 11, 2023 5:25 PM
> To: Linux regressions mailing list <regressions@...ts.linux.dev>; Gaurav Jain
> <gaurav.jain@....com>; Herbert Xu <herbert@...dor.apana.org.au>
> Cc: Bastian Krause <bst@...gutronix.de>; davem@...emloft.net; linux-
> crypto@...r.kernel.org; linux-kernel@...r.kernel.org; Dan Douglass
> <dan.douglass@....com>; kernel@...gutronix.de; Horia Geanta
> <horia.geanta@....com>; Varun Sethi <V.Sethi@....com>; Pankaj Gupta
> <pankaj.gupta@....com>
> Subject: RE: RE: [EXT] Re: [PATCH] crypto: caam - adjust RNG timing to support
> more devices
> 
> Hi,
> 
> we have tested this patch on multiple variants of imx board and it is working fine.
> 
> We are actively debugging the issue, it is taking time as we are not able to
> reproduce it at our end.
> 
> Thanks,
> Meenakshi
> 
> > -----Original Message-----
> > From: Linux regression tracking (Thorsten Leemhuis)
> > <regressions@...mhuis.info>
> > Sent: Friday, August 11, 2023 2:18 PM
> > To: Gaurav Jain <gaurav.jain@....com>; Herbert Xu
> > <herbert@...dor.apana.org.au>; Meenakshi Aggarwal
> > <meenakshi.aggarwal@....com>
> > Cc: Bastian Krause <bst@...gutronix.de>; davem@...emloft.net; linux-
> > crypto@...r.kernel.org; linux-kernel@...r.kernel.org; Dan Douglass
> > <dan.douglass@....com>; kernel@...gutronix.de; Horia Geanta
> > <horia.geanta@....com>; Varun Sethi <V.Sethi@....com>; Pankaj Gupta
> > <pankaj.gupta@....com>; Linux kernel regressions list
> > <regressions@...ts.linux.dev>
> > Subject: Re: RE: [EXT] Re: [PATCH] crypto: caam - adjust RNG timing to
> > support more devices
> >
> > [CCing the regression list, as it should be in the loop for regressions:
> > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs
> > .ker%2F&data=05%7C01%7Cmeenakshi.aggarwal%40nxp.com%7C84b2ed6da
> ac44625
> >
> 779408db9a61d801%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C63
> 827351
> >
> 7248142302%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoi
> V2luMzI
> >
> iLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=OWH18Cwu
> h8zyAFqn
> > I6iiL3Kewpj5NiWaQorKcmiYrr0%3D&reserved=0
> > nel.org%2Fadmin-guide%2Freporting-
> >
> regressions.html&data=05%7C01%7Cmeenakshi.aggarwal%40nxp.com%7Cfde9
> >
> ceeb9e0d40d4f77d08db9a47a5e1%7C686ea1d3bc2b4c6fa92cd99c5c301635%7
> >
> C0%7C0%7C638273404742560069%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC
> >
> 4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C
> > %7C%7C&sdata=lt7nphOXYXc3GRfOquvM5jmqNszQkDd%2BuSRdAbJd8Ec%3D
> &r
> > eserved=0]
> >
> > On 04.08.23 14:02, Gaurav Jain wrote:
> > > From: Herbert Xu <herbert@...dor.apana.org.au>
> > >> On Mon, Jul 24, 2023 at 05:13:23AM +0000, Meenakshi Aggarwal wrote:
> > >>> Please share the required information.
> > >> Any progress on this?
> > >>
> > >> Should we revert the offending patch?
> > >
> > > Debugging is in progress. There should be some mismatch in TRNG
> > configuration in customer board.
> > > Will be sharing a patch to dump the same.
> >
> > Any progress on this? Afaics would be good to have either the fix or
> > the revert in by -rc7 to ensure things get at least one week of proper
> > testing before the final release.
> >
> > Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker'
> > hat)
> > --
> > Everything you wanna know about Linux kernel regression tracking:
> > https://linux-/
> >
> regtracking.leemhuis.info%2Fabout%2F%23tldr&data=05%7C01%7Cmeenakshi.
> >
> aggarwal%40nxp.com%7Cfde9ceeb9e0d40d4f77d08db9a47a5e1%7C686ea1d3b
> >
> c2b4c6fa92cd99c5c301635%7C0%7C0%7C638273404742560069%7CUnknown
> > %7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haW
> wi
> >
> LCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Xg3ZCWObptmF6xLKO7dpaIYB
> > A17eKK5wNhlPZ6FR2XA%3D&reserved=0
> > If I did something stupid, please tell me, as explained on that page.
> >
> > #regzbot poke