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From: Avri Altman <Avri.Altman@wdc.com>
To: Michael Wu <michael@allwinnertech.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	"ulf.hansson@linaro.org" <ulf.hansson@linaro.org>,
	"beanhuo@micron.com" <beanhuo@micron.com>,
	"porzio@gmail.com" <porzio@gmail.com>
Cc: "linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	allwinner-opensource-support 
	<allwinner-opensource-support@allwinnertech.com>
Subject: RE: [PATCH] mmc: block: enable cache-flushing when mmc cache is on
Date: Mon, 14 Mar 2022 11:10:49 +0000	[thread overview]
Message-ID: <DM6PR04MB657569F6C9B1B58D1E0E08CEFC0F9@DM6PR04MB6575.namprd04.prod.outlook.com> (raw)
In-Reply-To: <88e53cb9-791f-ee58-9be8-76ae9986e0e2@allwinnertech.com>

> > Seems like we should inform block layer about SD card cache also
> >
> 
> I saw another mail by Avri Altman, which says few days will be needed to ask
> internally. Shall I wait or make another change here on 'inform block layer
> about SD card cache'?
Here is what our SD system guys wrote:
" In SD we don’t support reliable write and this eMMC driver may not be utilizing the cache feature we added in SD5.0.
 The method of cache flush is different between SD and eMMC."

So adding SD seems to be out of scope of this change.

Thanks,
Avri

> 
> >>
> >>      string_get_size((u64)size, 512, STRING_UNITS_2,
> 
> --
> Best Regards,
> Michael Wu

  parent reply	other threads:[~2022-03-14 11:10 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-12  4:43 [PATCH] mmc: block: enable cache-flushing when mmc cache is on Michael Wu
2022-03-14  6:54 ` Adrian Hunter
2022-03-14  9:20   ` Michael Wu
2022-03-14  9:37     ` Avri Altman
2022-03-16  9:54       ` Michael Wu
2022-03-16 11:09         ` Avri Altman
2022-03-16 11:28           ` Adrian Hunter
2022-03-16 14:46             ` Christian Löhle
2022-03-16 16:05               ` Adrian Hunter
2022-03-17  9:14                 ` Ulf Hansson
2022-03-24 11:27                   ` Ulf Hansson
2022-03-25  5:45                     ` Michael Wu
2022-03-25 10:13                       ` Ulf Hansson
2022-03-28 10:11                         ` Michael Wu
2022-03-28 11:38                           ` Ulf Hansson
2022-03-29  9:08                             ` Michael Wu
2022-03-29  9:53                               ` Ulf Hansson
2022-03-27  8:09                 ` Avri Altman
2022-03-14 11:10     ` Avri Altman [this message]
2022-03-14  7:26 ` Avri Altman
2022-03-14 10:32   ` Adrian Hunter

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