linux-kernel - Re: [PATCH 0/5] mmc: core: Add support for graceful host removal for eMMC/SD

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Message-ID: <Z9w5SZmytn5g9SA9@shikoro>
Date: Thu, 20 Mar 2025 16:50:33 +0100
From: Wolfram Sang <wsa+renesas@...g-engineering.com>
To: Ulf Hansson <ulf.hansson@...aro.org>
Cc: linux-mmc@...r.kernel.org, Adrian Hunter <adrian.hunter@...el.com>,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
	linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/5] mmc: core: Add support for graceful host removal for
 eMMC/SD

On Thu, Mar 20, 2025 at 03:00:31PM +0100, Ulf Hansson wrote:
> As pointed out by Wolfram Sang and already discussed at LKML [1] - an mmc host
> driver may allow to unbind from its corresponding host device. If there is and
> eMMC/SD card attached to the host, the mmc core will just try to cut the power
> for it, without trying to make a graceful power-off, thus potentially we could
> damage the card.
> 
> This series intends to fix this problem for eMMC/SD cards.
> 
> Please help to test and review!

Awesome! Thank you. Will surely check it out. Not before next week I am
afraid. But already looking forward to testing it!


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