From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-renesas-soc@vger.kernel.org,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
linux-mmc@vger.kernel.org
Subject: Re: [RFC PATCH] mmc: suspend MMC also when unbinding
Date: Mon, 4 Nov 2024 10:25:25 +0200 [thread overview]
Message-ID: <ZyiE9dgzmps1exe4@shikoro> (raw)
In-Reply-To: <CAPDyKFqfSgmPJtjLyf+dU6uz15EerOYPTp9Pr9KYt1RpCzRDMg@mail.gmail.com>
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> To be able to put the mmc card into sleep/power-off state, we first
> need to prevent the mmc-blk-queue from serving any additional I/O
> requests, which is what mmc_remove_card() does. :-)
>
> Although, we can't call _mmc_suspend() after mmc_remove_card() as the
> mmc_card may have been freed by then. Hmm...
Okay, this means there is basically only one place where we can suspend
the card. I made another RFC. Will test it now and send it out later if
all goes well.
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prev parent reply other threads:[~2024-11-04 8:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-07 9:31 [RFC PATCH] mmc: suspend MMC also when unbinding Wolfram Sang
2024-10-10 21:27 ` kernel test robot
2024-10-25 14:09 ` Ulf Hansson
2024-11-04 8:25 ` Wolfram Sang [this message]
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